!function (e, t) {
    "object" == typeof exports && "object" == typeof module ? module.exports = t() : "function" == typeof define && define.amd ? define([], t) : "object" == typeof exports ? exports.katex = t() : e.katex = t()
}("undefined" != typeof self ? self : this, (function () {
    return function () {
        "use strict";
        var e = {
            d: function (t, r) {
                for (var n in r) e.o(r, n) && !e.o(t, n) && Object.defineProperty(t, n, {enumerable: !0, get: r[n]})
            }, o: function (e, t) {
                return Object.prototype.hasOwnProperty.call(e, t)
            }
        }, t = {};
        e.d(t, {
            default: function () {
                return Wn
            }
        });

        class r {
            constructor(e, t) {
                this.name = void 0, this.position = void 0, this.length = void 0, this.rawMessage = void 0;
                let n, o, s = "KaTeX parse error: " + e;
                const i = t && t.loc;
                if (i && i.start <= i.end) {
                    const e = i.lexer.input;
                    n = i.start, o = i.end, n === e.length ? s += " at end of input: " : s += " at position " + (n + 1) + ": ";
                    const t = e.slice(n, o).replace(/[^]/g, "$&\u0332");
                    let r, a;
                    r = n > 15 ? "\u2026" + e.slice(n - 15, n) : e.slice(0, n), a = o + 15 < e.length ? e.slice(o, o + 15) + "\u2026" : e.slice(o), s += r + t + a
                }
                const a = new Error(s);
                return a.name = "ParseError", a.__proto__ = r.prototype, a.position = n, null != n && null != o && (a.length = o - n), a.rawMessage = e, a
            }
        }

        r.prototype.__proto__ = Error.prototype;
        var n = r;
        const o = /([A-Z])/g, s = {"&": "&amp;", ">": "&gt;", "<": "&lt;", '"': "&quot;", "'": "&#x27;"},
            i = /[&><"']/g;
        const a = function (e) {
            return "ordgroup" === e.type || "color" === e.type ? 1 === e.body.length ? a(e.body[0]) : e : "font" === e.type ? a(e.body) : e
        };
        var l = {
            contains: function (e, t) {
                return -1 !== e.indexOf(t)
            }, deflt: function (e, t) {
                return void 0 === e ? t : e
            }, escape: function (e) {
                return String(e).replace(i, (e => s[e]))
            }, hyphenate: function (e) {
                return e.replace(o, "-$1").toLowerCase()
            }, getBaseElem: a, isCharacterBox: function (e) {
                const t = a(e);
                return "mathord" === t.type || "textord" === t.type || "atom" === t.type
            }, protocolFromUrl: function (e) {
                const t = /^[\x00-\x20]*([^\\/#?]*?)(:|&#0*58|&#x0*3a|&colon)/i.exec(e);
                return t ? ":" !== t[2] ? null : /^[a-zA-Z][a-zA-Z0-9+\-.]*$/.test(t[1]) ? t[1].toLowerCase() : null : "_relative"
            }
        };
        const h = {
            displayMode: {
                type: "boolean",
                description: "Render math in display mode, which puts the math in display style (so \\int and \\sum are large, for example), and centers the math on the page on its own line.",
                cli: "-d, --display-mode"
            },
            output: {
                type: {enum: ["htmlAndMathml", "html", "mathml"]},
                description: "Determines the markup language of the output.",
                cli: "-F, --format <type>"
            },
            leqno: {type: "boolean", description: "Render display math in leqno style (left-justified tags)."},
            fleqn: {type: "boolean", description: "Render display math flush left."},
            throwOnError: {
                type: "boolean",
                default: !0,
                cli: "-t, --no-throw-on-error",
                cliDescription: "Render errors (in the color given by --error-color) instead of throwing a ParseError exception when encountering an error."
            },
            errorColor: {
                type: "string",
                default: "#cc0000",
                cli: "-c, --error-color <color>",
                cliDescription: "A color string given in the format 'rgb' or 'rrggbb' (no #). This option determines the color of errors rendered by the -t option.",
                cliProcessor: e => "#" + e
            },
            macros: {
                type: "object",
                cli: "-m, --macro <def>",
                cliDescription: "Define custom macro of the form '\\foo:expansion' (use multiple -m arguments for multiple macros).",
                cliDefault: [],
                cliProcessor: (e, t) => (t.push(e), t)
            },
            minRuleThickness: {
                type: "number",
                description: "Specifies a minimum thickness, in ems, for fraction lines, `\\sqrt` top lines, `{array}` vertical lines, `\\hline`, `\\hdashline`, `\\underline`, `\\overline`, and the borders of `\\fbox`, `\\boxed`, and `\\fcolorbox`.",
                processor: e => Math.max(0, e),
                cli: "--min-rule-thickness <size>",
                cliProcessor: parseFloat
            },
            colorIsTextColor: {
                type: "boolean",
                description: "Makes \\color behave like LaTeX's 2-argument \\textcolor, instead of LaTeX's one-argument \\color mode change.",
                cli: "-b, --color-is-text-color"
            },
            strict: {
                type: [{enum: ["warn", "ignore", "error"]}, "boolean", "function"],
                description: "Turn on strict / LaTeX faithfulness mode, which throws an error if the input uses features that are not supported by LaTeX.",
                cli: "-S, --strict",
                cliDefault: !1
            },
            trust: {
                type: ["boolean", "function"],
                description: "Trust the input, enabling all HTML features such as \\url.",
                cli: "-T, --trust"
            },
            maxSize: {
                type: "number",
                default: 1 / 0,
                description: "If non-zero, all user-specified sizes, e.g. in \\rule{500em}{500em}, will be capped to maxSize ems. Otherwise, elements and spaces can be arbitrarily large",
                processor: e => Math.max(0, e),
                cli: "-s, --max-size <n>",
                cliProcessor: parseInt
            },
            maxExpand: {
                type: "number",
                default: 1e3,
                description: "Limit the number of macro expansions to the specified number, to prevent e.g. infinite macro loops. If set to Infinity, the macro expander will try to fully expand as in LaTeX.",
                processor: e => Math.max(0, e),
                cli: "-e, --max-expand <n>",
                cliProcessor: e => "Infinity" === e ? 1 / 0 : parseInt(e)
            },
            globalGroup: {type: "boolean", cli: !1}
        };

        function c(e) {
            if (e.default) return e.default;
            const t = e.type, r = Array.isArray(t) ? t[0] : t;
            if ("string" != typeof r) return r.enum[0];
            switch (r) {
                case"boolean":
                    return !1;
                case"string":
                    return "";
                case"number":
                    return 0;
                case"object":
                    return {}
            }
        }

        class m {
            constructor(e) {
                this.displayMode = void 0, this.output = void 0, this.leqno = void 0, this.fleqn = void 0, this.throwOnError = void 0, this.errorColor = void 0, this.macros = void 0, this.minRuleThickness = void 0, this.colorIsTextColor = void 0, this.strict = void 0, this.trust = void 0, this.maxSize = void 0, this.maxExpand = void 0, this.globalGroup = void 0, e = e || {};
                for (const t in h) if (h.hasOwnProperty(t)) {
                    const r = h[t];
                    this[t] = void 0 !== e[t] ? r.processor ? r.processor(e[t]) : e[t] : c(r)
                }
            }

            reportNonstrict(e, t, r) {
                let o = this.strict;
                if ("function" == typeof o && (o = o(e, t, r)), o && "ignore" !== o) {
                    if (!0 === o || "error" === o) throw new n("LaTeX-incompatible input and strict mode is set to 'error': " + t + " [" + e + "]", r);
                    "warn" === o ? "undefined" != typeof console && console.warn("LaTeX-incompatible input and strict mode is set to 'warn': " + t + " [" + e + "]") : "undefined" != typeof console && console.warn("LaTeX-incompatible input and strict mode is set to unrecognized '" + o + "': " + t + " [" + e + "]")
                }
            }

            useStrictBehavior(e, t, r) {
                let n = this.strict;
                if ("function" == typeof n) try {
                    n = n(e, t, r)
                } catch (e) {
                    n = "error"
                }
                return !(!n || "ignore" === n) && (!0 === n || "error" === n || ("warn" === n ? ("undefined" != typeof console && console.warn("LaTeX-incompatible input and strict mode is set to 'warn': " + t + " [" + e + "]"), !1) : ("undefined" != typeof console && console.warn("LaTeX-incompatible input and strict mode is set to unrecognized '" + n + "': " + t + " [" + e + "]"), !1)))
            }

            isTrusted(e) {
                if (e.url && !e.protocol) {
                    const t = l.protocolFromUrl(e.url);
                    if (null == t) return !1;
                    e.protocol = t
                }
                const t = "function" == typeof this.trust ? this.trust(e) : this.trust;
                return Boolean(t)
            }
        }

        class p {
            constructor(e, t, r) {
                this.id = void 0, this.size = void 0, this.cramped = void 0, this.id = e, this.size = t, this.cramped = r
            }

            sup() {
                return u[d[this.id]]
            }

            sub() {
                return u[g[this.id]]
            }

            fracNum() {
                return u[f[this.id]]
            }

            fracDen() {
                return u[b[this.id]]
            }

            cramp() {
                return u[y[this.id]]
            }

            text() {
                return u[x[this.id]]
            }

            isTight() {
                return this.size >= 2
            }
        }

        const u = [new p(0, 0, !1), new p(1, 0, !0), new p(2, 1, !1), new p(3, 1, !0), new p(4, 2, !1), new p(5, 2, !0), new p(6, 3, !1), new p(7, 3, !0)],
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            b = [3, 3, 5, 5, 7, 7, 7, 7], y = [1, 1, 3, 3, 5, 5, 7, 7], x = [0, 1, 2, 3, 2, 3, 2, 3];
        var w = {DISPLAY: u[0], TEXT: u[2], SCRIPT: u[4], SCRIPTSCRIPT: u[6]};
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            blocks: [[1024, 1279]]
        }, {name: "armenian", blocks: [[1328, 1423]]}, {name: "brahmic", blocks: [[2304, 4255]]}, {
            name: "georgian",
            blocks: [[4256, 4351]]
        }, {name: "cjk", blocks: [[12288, 12543], [19968, 40879], [65280, 65376]]}, {
            name: "hangul",
            blocks: [[44032, 55215]]
        }];
        const k = [];

        function S(e) {
            for (let t = 0; t < k.length; t += 2) if (e >= k[t] && e <= k[t + 1]) return !0;
            return !1
        }

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                109: [0, .43056, 0, 0, .525],
                110: [0, .43056, 0, 0, .525],
                111: [0, .43056, 0, 0, .525],
                112: [.22222, .43056, 0, 0, .525],
                113: [.22222, .43056, 0, 0, .525],
                114: [0, .43056, 0, 0, .525],
                115: [0, .43056, 0, 0, .525],
                116: [0, .55358, 0, 0, .525],
                117: [0, .43056, 0, 0, .525],
                118: [0, .43056, 0, 0, .525],
                119: [0, .43056, 0, 0, .525],
                120: [0, .43056, 0, 0, .525],
                121: [.22222, .43056, 0, 0, .525],
                122: [0, .43056, 0, 0, .525],
                123: [.08333, .69444, 0, 0, .525],
                124: [.08333, .69444, 0, 0, .525],
                125: [.08333, .69444, 0, 0, .525],
                126: [0, .61111, 0, 0, .525],
                127: [0, .61111, 0, 0, .525],
                160: [0, 0, 0, 0, .525],
                176: [0, .61111, 0, 0, .525],
                184: [.19445, 0, 0, 0, .525],
                305: [0, .43056, 0, 0, .525],
                567: [.22222, .43056, 0, 0, .525],
                711: [0, .56597, 0, 0, .525],
                713: [0, .56555, 0, 0, .525],
                714: [0, .61111, 0, 0, .525],
                715: [0, .61111, 0, 0, .525],
                728: [0, .61111, 0, 0, .525],
                730: [0, .61111, 0, 0, .525],
                770: [0, .61111, 0, 0, .525],
                771: [0, .61111, 0, 0, .525],
                776: [0, .61111, 0, 0, .525],
                915: [0, .61111, 0, 0, .525],
                916: [0, .61111, 0, 0, .525],
                920: [0, .61111, 0, 0, .525],
                923: [0, .61111, 0, 0, .525],
                926: [0, .61111, 0, 0, .525],
                928: [0, .61111, 0, 0, .525],
                931: [0, .61111, 0, 0, .525],
                933: [0, .61111, 0, 0, .525],
                934: [0, .61111, 0, 0, .525],
                936: [0, .61111, 0, 0, .525],
                937: [0, .61111, 0, 0, .525],
                8216: [0, .61111, 0, 0, .525],
                8217: [0, .61111, 0, 0, .525],
                8242: [0, .61111, 0, 0, .525],
                9251: [.11111, .21944, 0, 0, .525]
            }
        };
        const B = {
            slant: [.25, .25, .25],
            space: [0, 0, 0],
            stretch: [0, 0, 0],
            shrink: [0, 0, 0],
            xHeight: [.431, .431, .431],
            quad: [1, 1.171, 1.472],
            extraSpace: [0, 0, 0],
            num1: [.677, .732, .925],
            num2: [.394, .384, .387],
            num3: [.444, .471, .504],
            denom1: [.686, .752, 1.025],
            denom2: [.345, .344, .532],
            sup1: [.413, .503, .504],
            sup2: [.363, .431, .404],
            sup3: [.289, .286, .294],
            sub1: [.15, .143, .2],
            sub2: [.247, .286, .4],
            supDrop: [.386, .353, .494],
            subDrop: [.05, .071, .1],
            delim1: [2.39, 1.7, 1.98],
            delim2: [1.01, 1.157, 1.42],
            axisHeight: [.25, .25, .25],
            defaultRuleThickness: [.04, .049, .049],
            bigOpSpacing1: [.111, .111, .111],
            bigOpSpacing2: [.166, .166, .166],
            bigOpSpacing3: [.2, .2, .2],
            bigOpSpacing4: [.6, .611, .611],
            bigOpSpacing5: [.1, .143, .143],
            sqrtRuleThickness: [.04, .04, .04],
            ptPerEm: [10, 10, 10],
            doubleRuleSep: [.2, .2, .2],
            arrayRuleWidth: [.04, .04, .04],
            fboxsep: [.3, .3, .3],
            fboxrule: [.04, .04, .04]
        }, C = {
            "\xc5": "A",
            "\xd0": "D",
            "\xde": "o",
            "\xe5": "a",
            "\xf0": "d",
            "\xfe": "o",
            "\u0410": "A",
            "\u0411": "B",
            "\u0412": "B",
            "\u0413": "F",
            "\u0414": "A",
            "\u0415": "E",
            "\u0416": "K",
            "\u0417": "3",
            "\u0418": "N",
            "\u0419": "N",
            "\u041a": "K",
            "\u041b": "N",
            "\u041c": "M",
            "\u041d": "H",
            "\u041e": "O",
            "\u041f": "N",
            "\u0420": "P",
            "\u0421": "C",
            "\u0422": "T",
            "\u0423": "y",
            "\u0424": "O",
            "\u0425": "X",
            "\u0426": "U",
            "\u0427": "h",
            "\u0428": "W",
            "\u0429": "W",
            "\u042a": "B",
            "\u042b": "X",
            "\u042c": "B",
            "\u042d": "3",
            "\u042e": "X",
            "\u042f": "R",
            "\u0430": "a",
            "\u0431": "b",
            "\u0432": "a",
            "\u0433": "r",
            "\u0434": "y",
            "\u0435": "e",
            "\u0436": "m",
            "\u0437": "e",
            "\u0438": "n",
            "\u0439": "n",
            "\u043a": "n",
            "\u043b": "n",
            "\u043c": "m",
            "\u043d": "n",
            "\u043e": "o",
            "\u043f": "n",
            "\u0440": "p",
            "\u0441": "c",
            "\u0442": "o",
            "\u0443": "y",
            "\u0444": "b",
            "\u0445": "x",
            "\u0446": "n",
            "\u0447": "n",
            "\u0448": "w",
            "\u0449": "w",
            "\u044a": "a",
            "\u044b": "m",
            "\u044c": "a",
            "\u044d": "e",
            "\u044e": "m",
            "\u044f": "r"
        };

        function N(e, t, r) {
            if (!T[t]) throw new Error("Font metrics not found for font: " + t + ".");
            let n = e.charCodeAt(0), o = T[t][n];
            if (!o && e[0] in C && (n = C[e[0]].charCodeAt(0), o = T[t][n]), o || "text" !== r || S(n) && (o = T[t][77]), o) return {
                depth: o[0],
                height: o[1],
                italic: o[2],
                skew: o[3],
                width: o[4]
            }
        }

        const q = {};
        const I = [[1, 1, 1], [2, 1, 1], [3, 1, 1], [4, 2, 1], [5, 2, 1], [6, 3, 1], [7, 4, 2], [8, 6, 3], [9, 7, 6], [10, 8, 7], [11, 10, 9]],
            R = [.5, .6, .7, .8, .9, 1, 1.2, 1.44, 1.728, 2.074, 2.488], H = function (e, t) {
                return t.size < 2 ? e : I[e - 1][t.size - 1]
            };

        class O {
            constructor(e) {
                this.style = void 0, this.color = void 0, this.size = void 0, this.textSize = void 0, this.phantom = void 0, this.font = void 0, this.fontFamily = void 0, this.fontWeight = void 0, this.fontShape = void 0, this.sizeMultiplier = void 0, this.maxSize = void 0, this.minRuleThickness = void 0, this._fontMetrics = void 0, this.style = e.style, this.color = e.color, this.size = e.size || O.BASESIZE, this.textSize = e.textSize || this.size, this.phantom = !!e.phantom, this.font = e.font || "", this.fontFamily = e.fontFamily || "", this.fontWeight = e.fontWeight || "", this.fontShape = e.fontShape || "", this.sizeMultiplier = R[this.size - 1], this.maxSize = e.maxSize, this.minRuleThickness = e.minRuleThickness, this._fontMetrics = void 0
            }

            extend(e) {
                const t = {
                    style: this.style,
                    size: this.size,
                    textSize: this.textSize,
                    color: this.color,
                    phantom: this.phantom,
                    font: this.font,
                    fontFamily: this.fontFamily,
                    fontWeight: this.fontWeight,
                    fontShape: this.fontShape,
                    maxSize: this.maxSize,
                    minRuleThickness: this.minRuleThickness
                };
                for (const r in e) e.hasOwnProperty(r) && (t[r] = e[r]);
                return new O(t)
            }

            havingStyle(e) {
                return this.style === e ? this : this.extend({style: e, size: H(this.textSize, e)})
            }

            havingCrampedStyle() {
                return this.havingStyle(this.style.cramp())
            }

            havingSize(e) {
                return this.size === e && this.textSize === e ? this : this.extend({
                    style: this.style.text(),
                    size: e,
                    textSize: e,
                    sizeMultiplier: R[e - 1]
                })
            }

            havingBaseStyle(e) {
                e = e || this.style.text();
                const t = H(O.BASESIZE, e);
                return this.size === t && this.textSize === O.BASESIZE && this.style === e ? this : this.extend({
                    style: e,
                    size: t
                })
            }

            havingBaseSizing() {
                let e;
                switch (this.style.id) {
                    case 4:
                    case 5:
                        e = 3;
                        break;
                    case 6:
                    case 7:
                        e = 1;
                        break;
                    default:
                        e = 6
                }
                return this.extend({style: this.style.text(), size: e})
            }

            withColor(e) {
                return this.extend({color: e})
            }

            withPhantom() {
                return this.extend({phantom: !0})
            }

            withFont(e) {
                return this.extend({font: e})
            }

            withTextFontFamily(e) {
                return this.extend({fontFamily: e, font: ""})
            }

            withTextFontWeight(e) {
                return this.extend({fontWeight: e, font: ""})
            }

            withTextFontShape(e) {
                return this.extend({fontShape: e, font: ""})
            }

            sizingClasses(e) {
                return e.size !== this.size ? ["sizing", "reset-size" + e.size, "size" + this.size] : []
            }

            baseSizingClasses() {
                return this.size !== O.BASESIZE ? ["sizing", "reset-size" + this.size, "size" + O.BASESIZE] : []
            }

            fontMetrics() {
                return this._fontMetrics || (this._fontMetrics = function (e) {
                    let t;
                    if (t = e >= 5 ? 0 : e >= 3 ? 1 : 2, !q[t]) {
                        const e = q[t] = {cssEmPerMu: B.quad[t] / 18};
                        for (const r in B) B.hasOwnProperty(r) && (e[r] = B[r][t])
                    }
                    return q[t]
                }(this.size)), this._fontMetrics
            }

            getColor() {
                return this.phantom ? "transparent" : this.color
            }
        }

        O.BASESIZE = 6;
        var E = O;
        const L = {
            pt: 1,
            mm: 7227 / 2540,
            cm: 7227 / 254,
            in: 72.27,
            bp: 1.00375,
            pc: 12,
            dd: 1238 / 1157,
            cc: 14856 / 1157,
            nd: 685 / 642,
            nc: 1370 / 107,
            sp: 1 / 65536,
            px: 1.00375
        }, D = {ex: !0, em: !0, mu: !0}, V = function (e) {
            return "string" != typeof e && (e = e.unit), e in L || e in D || "ex" === e
        }, P = function (e, t) {
            let r;
            if (e.unit in L) r = L[e.unit] / t.fontMetrics().ptPerEm / t.sizeMultiplier; else if ("mu" === e.unit) r = t.fontMetrics().cssEmPerMu; else {
                let o;
                if (o = t.style.isTight() ? t.havingStyle(t.style.text()) : t, "ex" === e.unit) r = o.fontMetrics().xHeight; else {
                    if ("em" !== e.unit) throw new n("Invalid unit: '" + e.unit + "'");
                    r = o.fontMetrics().quad
                }
                o !== t && (r *= o.sizeMultiplier / t.sizeMultiplier)
            }
            return Math.min(e.number * r, t.maxSize)
        }, F = function (e) {
            return +e.toFixed(4) + "em"
        }, G = function (e) {
            return e.filter((e => e)).join(" ")
        }, U = function (e, t, r) {
            if (this.classes = e || [], this.attributes = {}, this.height = 0, this.depth = 0, this.maxFontSize = 0, this.style = r || {}, t) {
                t.style.isTight() && this.classes.push("mtight");
                const e = t.getColor();
                e && (this.style.color = e)
            }
        }, Y = function (e) {
            const t = document.createElement(e);
            t.className = G(this.classes);
            for (const e in this.style) this.style.hasOwnProperty(e) && (t.style[e] = this.style[e]);
            for (const e in this.attributes) this.attributes.hasOwnProperty(e) && t.setAttribute(e, this.attributes[e]);
            for (let e = 0; e < this.children.length; e++) t.appendChild(this.children[e].toNode());
            return t
        }, X = /[\s"'>/=\x00-\x1f]/, W = function (e) {
            let t = "<" + e;
            this.classes.length && (t += ' class="' + l.escape(G(this.classes)) + '"');
            let r = "";
            for (const e in this.style) this.style.hasOwnProperty(e) && (r += l.hyphenate(e) + ":" + this.style[e] + ";");
            r && (t += ' style="' + l.escape(r) + '"');
            for (const e in this.attributes) if (this.attributes.hasOwnProperty(e)) {
                if (X.test(e)) throw new n("Invalid attribute name '" + e + "'");
                t += " " + e + '="' + l.escape(this.attributes[e]) + '"'
            }
            t += ">";
            for (let e = 0; e < this.children.length; e++) t += this.children[e].toMarkup();
            return t += "</" + e + ">", t
        };

        class _ {
            constructor(e, t, r, n) {
                this.children = void 0, this.attributes = void 0, this.classes = void 0, this.height = void 0, this.depth = void 0, this.width = void 0, this.maxFontSize = void 0, this.style = void 0, U.call(this, e, r, n), this.children = t || []
            }

            setAttribute(e, t) {
                this.attributes[e] = t
            }

            hasClass(e) {
                return l.contains(this.classes, e)
            }

            toNode() {
                return Y.call(this, "span")
            }

            toMarkup() {
                return W.call(this, "span")
            }
        }

        class j {
            constructor(e, t, r, n) {
                this.children = void 0, this.attributes = void 0, this.classes = void 0, this.height = void 0, this.depth = void 0, this.maxFontSize = void 0, this.style = void 0, U.call(this, t, n), this.children = r || [], this.setAttribute("href", e)
            }

            setAttribute(e, t) {
                this.attributes[e] = t
            }

            hasClass(e) {
                return l.contains(this.classes, e)
            }

            toNode() {
                return Y.call(this, "a")
            }

            toMarkup() {
                return W.call(this, "a")
            }
        }

        class $ {
            constructor(e, t, r) {
                this.src = void 0, this.alt = void 0, this.classes = void 0, this.height = void 0, this.depth = void 0, this.maxFontSize = void 0, this.style = void 0, this.alt = t, this.src = e, this.classes = ["mord"], this.style = r
            }

            hasClass(e) {
                return l.contains(this.classes, e)
            }

            toNode() {
                const e = document.createElement("img");
                e.src = this.src, e.alt = this.alt, e.className = "mord";
                for (const t in this.style) this.style.hasOwnProperty(t) && (e.style[t] = this.style[t]);
                return e
            }

            toMarkup() {
                let e = '<img src="' + l.escape(this.src) + '" alt="' + l.escape(this.alt) + '"', t = "";
                for (const e in this.style) this.style.hasOwnProperty(e) && (t += l.hyphenate(e) + ":" + this.style[e] + ";");
                return t && (e += ' style="' + l.escape(t) + '"'), e += "'/>", e
            }
        }

        const Z = {"\xee": "\u0131\u0302", "\xef": "\u0131\u0308", "\xed": "\u0131\u0301", "\xec": "\u0131\u0300"};

        class K {
            constructor(e, t, r, n, o, s, i, a) {
                this.text = void 0, this.height = void 0, this.depth = void 0, this.italic = void 0, this.skew = void 0, this.width = void 0, this.maxFontSize = void 0, this.classes = void 0, this.style = void 0, this.text = e, this.height = t || 0, this.depth = r || 0, this.italic = n || 0, this.skew = o || 0, this.width = s || 0, this.classes = i || [], this.style = a || {}, this.maxFontSize = 0;
                const l = function (e) {
                    for (let t = 0; t < v.length; t++) {
                        const r = v[t];
                        for (let t = 0; t < r.blocks.length; t++) {
                            const n = r.blocks[t];
                            if (e >= n[0] && e <= n[1]) return r.name
                        }
                    }
                    return null
                }(this.text.charCodeAt(0));
                l && this.classes.push(l + "_fallback"), /[\xee\xef\xed\xec]/.test(this.text) && (this.text = Z[this.text])
            }

            hasClass(e) {
                return l.contains(this.classes, e)
            }

            toNode() {
                const e = document.createTextNode(this.text);
                let t = null;
                this.italic > 0 && (t = document.createElement("span"), t.style.marginRight = F(this.italic)), this.classes.length > 0 && (t = t || document.createElement("span"), t.className = G(this.classes));
                for (const e in this.style) this.style.hasOwnProperty(e) && (t = t || document.createElement("span"), t.style[e] = this.style[e]);
                return t ? (t.appendChild(e), t) : e
            }

            toMarkup() {
                let e = !1, t = "<span";
                this.classes.length && (e = !0, t += ' class="', t += l.escape(G(this.classes)), t += '"');
                let r = "";
                this.italic > 0 && (r += "margin-right:" + this.italic + "em;");
                for (const e in this.style) this.style.hasOwnProperty(e) && (r += l.hyphenate(e) + ":" + this.style[e] + ";");
                r && (e = !0, t += ' style="' + l.escape(r) + '"');
                const n = l.escape(this.text);
                return e ? (t += ">", t += n, t += "</span>", t) : n
            }
        }

        class J {
            constructor(e, t) {
                this.children = void 0, this.attributes = void 0, this.children = e || [], this.attributes = t || {}
            }

            toNode() {
                const e = document.createElementNS("http://www.w3.org/2000/svg", "svg");
                for (const t in this.attributes) Object.prototype.hasOwnProperty.call(this.attributes, t) && e.setAttribute(t, this.attributes[t]);
                for (let t = 0; t < this.children.length; t++) e.appendChild(this.children[t].toNode());
                return e
            }

            toMarkup() {
                let e = '<svg xmlns="http://www.w3.org/2000/svg"';
                for (const t in this.attributes) Object.prototype.hasOwnProperty.call(this.attributes, t) && (e += " " + t + '="' + l.escape(this.attributes[t]) + '"');
                e += ">";
                for (let t = 0; t < this.children.length; t++) e += this.children[t].toMarkup();
                return e += "</svg>", e
            }
        }

        class Q {
            constructor(e, t) {
                this.pathName = void 0, this.alternate = void 0, this.pathName = e, this.alternate = t
            }

            toNode() {
                const e = document.createElementNS("http://www.w3.org/2000/svg", "path");
                return this.alternate ? e.setAttribute("d", this.alternate) : e.setAttribute("d", z[this.pathName]), e
            }

            toMarkup() {
                return this.alternate ? '<path d="' + l.escape(this.alternate) + '"/>' : '<path d="' + l.escape(z[this.pathName]) + '"/>'
            }
        }

        class ee {
            constructor(e) {
                this.attributes = void 0, this.attributes = e || {}
            }

            toNode() {
                const e = document.createElementNS("http://www.w3.org/2000/svg", "line");
                for (const t in this.attributes) Object.prototype.hasOwnProperty.call(this.attributes, t) && e.setAttribute(t, this.attributes[t]);
                return e
            }

            toMarkup() {
                let e = "<line";
                for (const t in this.attributes) Object.prototype.hasOwnProperty.call(this.attributes, t) && (e += " " + t + '="' + l.escape(this.attributes[t]) + '"');
                return e += "/>", e
            }
        }

        function te(e) {
            if (e instanceof K) return e;
            throw new Error("Expected symbolNode but got " + String(e) + ".")
        }

        const re = {bin: 1, close: 1, inner: 1, open: 1, punct: 1, rel: 1},
            ne = {"accent-token": 1, mathord: 1, "op-token": 1, spacing: 1, textord: 1}, oe = {math: {}, text: {}};
        var se = oe;

        function ie(e, t, r, n, o, s) {
            oe[e][o] = {font: t, group: r, replace: n}, s && n && (oe[e][n] = oe[e][o])
        }

        const ae = "math", le = "text", he = "main", ce = "ams", me = "accent-token", pe = "bin", ue = "close",
            de = "inner", ge = "mathord", fe = "op-token", be = "open", ye = "punct", xe = "rel", we = "spacing",
            ve = "textord";
        ie(ae, he, xe, "\u2261", "\\equiv", !0), ie(ae, he, xe, "\u227a", "\\prec", !0), ie(ae, he, xe, "\u227b", "\\succ", !0), ie(ae, he, xe, "\u223c", "\\sim", !0), ie(ae, he, xe, "\u22a5", "\\perp"), ie(ae, he, xe, "\u2aaf", "\\preceq", !0), ie(ae, he, xe, "\u2ab0", "\\succeq", !0), ie(ae, he, xe, "\u2243", "\\simeq", !0), ie(ae, he, xe, "\u2223", "\\mid", !0), ie(ae, he, xe, "\u226a", "\\ll", !0), ie(ae, he, xe, "\u226b", "\\gg", !0), ie(ae, he, xe, "\u224d", "\\asymp", !0), ie(ae, he, xe, "\u2225", "\\parallel"), ie(ae, he, xe, "\u22c8", "\\bowtie", !0), ie(ae, he, xe, "\u2323", "\\smile", !0), ie(ae, he, xe, "\u2291", "\\sqsubseteq", !0), ie(ae, he, xe, "\u2292", "\\sqsupseteq", !0), ie(ae, he, xe, "\u2250", "\\doteq", !0), ie(ae, he, xe, "\u2322", "\\frown", !0), ie(ae, he, xe, "\u220b", "\\ni", !0), ie(ae, he, xe, "\u221d", "\\propto", !0), ie(ae, he, xe, "\u22a2", "\\vdash", !0), ie(ae, he, xe, "\u22a3", "\\dashv", !0), ie(ae, he, xe, "\u220b", "\\owns"), ie(ae, he, ye, ".", "\\ldotp"), ie(ae, he, ye, "\u22c5", "\\cdotp"), ie(ae, he, ve, "#", "\\#"), ie(le, he, ve, "#", "\\#"), ie(ae, he, ve, "&", "\\&"), ie(le, he, ve, "&", "\\&"), ie(ae, he, ve, "\u2135", "\\aleph", !0), ie(ae, he, ve, "\u2200", "\\forall", !0), ie(ae, he, ve, "\u210f", "\\hbar", !0), ie(ae, he, ve, "\u2203", "\\exists", !0), ie(ae, he, ve, "\u2207", "\\nabla", !0), ie(ae, he, ve, "\u266d", "\\flat", !0), ie(ae, he, ve, "\u2113", "\\ell", !0), ie(ae, he, ve, "\u266e", "\\natural", !0), ie(ae, he, ve, "\u2663", "\\clubsuit", !0), ie(ae, he, ve, "\u2118", "\\wp", !0), ie(ae, he, ve, "\u266f", "\\sharp", !0), ie(ae, he, ve, "\u2662", "\\diamondsuit", !0), ie(ae, he, ve, "\u211c", "\\Re", !0), ie(ae, he, ve, "\u2661", "\\heartsuit", !0), ie(ae, he, ve, "\u2111", "\\Im", !0), ie(ae, he, ve, "\u2660", "\\spadesuit", !0), ie(ae, he, ve, "\xa7", "\\S", !0), ie(le, he, ve, "\xa7", "\\S"), ie(ae, he, ve, "\xb6", "\\P", !0), ie(le, he, ve, "\xb6", "\\P"), ie(ae, he, ve, "\u2020", "\\dag"), ie(le, he, ve, "\u2020", "\\dag"), ie(le, he, ve, "\u2020", "\\textdagger"), ie(ae, he, ve, "\u2021", "\\ddag"), ie(le, he, ve, "\u2021", "\\ddag"), ie(le, he, ve, "\u2021", "\\textdaggerdbl"), ie(ae, he, ue, "\u23b1", "\\rmoustache", !0), ie(ae, he, be, "\u23b0", "\\lmoustache", !0), ie(ae, he, ue, "\u27ef", "\\rgroup", !0), ie(ae, he, be, "\u27ee", "\\lgroup", !0), ie(ae, he, pe, "\u2213", "\\mp", !0), ie(ae, he, pe, "\u2296", "\\ominus", !0), ie(ae, he, pe, "\u228e", "\\uplus", !0), ie(ae, he, pe, "\u2293", "\\sqcap", !0), ie(ae, he, pe, "\u2217", "\\ast"), ie(ae, he, pe, "\u2294", "\\sqcup", !0), ie(ae, he, pe, "\u25ef", "\\bigcirc", !0), ie(ae, he, pe, "\u2219", "\\bullet", !0), ie(ae, he, pe, "\u2021", "\\ddagger"), ie(ae, he, pe, "\u2240", "\\wr", !0), ie(ae, he, pe, "\u2a3f", "\\amalg"), ie(ae, he, pe, "&", "\\And"), ie(ae, he, xe, "\u27f5", "\\longleftarrow", !0), ie(ae, he, xe, "\u21d0", "\\Leftarrow", !0), ie(ae, he, xe, "\u27f8", "\\Longleftarrow", !0), ie(ae, he, xe, "\u27f6", "\\longrightarrow", !0), ie(ae, he, xe, "\u21d2", "\\Rightarrow", !0), ie(ae, he, xe, "\u27f9", "\\Longrightarrow", !0), ie(ae, he, xe, "\u2194", "\\leftrightarrow", !0), ie(ae, he, xe, "\u27f7", "\\longleftrightarrow", !0), ie(ae, he, xe, "\u21d4", "\\Leftrightarrow", !0), ie(ae, he, xe, "\u27fa", "\\Longleftrightarrow", !0), ie(ae, he, xe, "\u21a6", "\\mapsto", !0), ie(ae, he, xe, "\u27fc", "\\longmapsto", !0), ie(ae, he, xe, "\u2197", "\\nearrow", !0), ie(ae, he, xe, "\u21a9", "\\hookleftarrow", !0), ie(ae, he, xe, "\u21aa", "\\hookrightarrow", !0), ie(ae, he, xe, "\u2198", "\\searrow", !0), ie(ae, he, xe, "\u21bc", "\\leftharpoonup", !0), ie(ae, he, xe, "\u21c0", "\\rightharpoonup", !0), ie(ae, he, xe, "\u2199", "\\swarrow", !0), ie(ae, he, xe, "\u21bd", "\\leftharpoondown", !0), ie(ae, he, xe, "\u21c1", "\\rightharpoondown", !0), ie(ae, he, xe, "\u2196", "\\nwarrow", !0), ie(ae, he, xe, "\u21cc", "\\rightleftharpoons", !0), ie(ae, ce, xe, "\u226e", "\\nless", !0), ie(ae, ce, xe, "\ue010", "\\@nleqslant"), ie(ae, ce, xe, "\ue011", "\\@nleqq"), ie(ae, ce, xe, "\u2a87", "\\lneq", !0), ie(ae, ce, xe, "\u2268", "\\lneqq", !0), ie(ae, ce, xe, "\ue00c", "\\@lvertneqq"),ie(ae, ce, xe, "\u22e6", "\\lnsim", !0),ie(ae, ce, xe, "\u2a89", "\\lnapprox", !0),ie(ae, ce, xe, "\u2280", "\\nprec", !0),ie(ae, ce, xe, "\u22e0", "\\npreceq", !0),ie(ae, ce, xe, "\u22e8", "\\precnsim", !0),ie(ae, ce, xe, "\u2ab9", "\\precnapprox", !0),ie(ae, ce, xe, "\u2241", "\\nsim", !0),ie(ae, ce, xe, "\ue006", "\\@nshortmid"),ie(ae, ce, xe, "\u2224", "\\nmid", !0),ie(ae, ce, xe, "\u22ac", "\\nvdash", !0),ie(ae, ce, xe, "\u22ad", "\\nvDash", !0),ie(ae, ce, xe, "\u22ea", "\\ntriangleleft"),ie(ae, ce, xe, "\u22ec", "\\ntrianglelefteq", !0),ie(ae, ce, xe, "\u228a", "\\subsetneq", !0),ie(ae, ce, xe, "\ue01a", "\\@varsubsetneq"),ie(ae, ce, xe, "\u2acb", "\\subsetneqq", !0),ie(ae, ce, xe, "\ue017", "\\@varsubsetneqq"),ie(ae, ce, xe, "\u226f", "\\ngtr", !0),ie(ae, ce, xe, "\ue00f", "\\@ngeqslant"),ie(ae, ce, xe, "\ue00e", "\\@ngeqq"),ie(ae, ce, xe, "\u2a88", "\\gneq", !0),ie(ae, ce, xe, "\u2269", "\\gneqq", !0),ie(ae, ce, xe, "\ue00d", "\\@gvertneqq"),ie(ae, ce, xe, "\u22e7", "\\gnsim", !0),ie(ae, ce, xe, "\u2a8a", "\\gnapprox", !0),ie(ae, ce, xe, "\u2281", "\\nsucc", !0),ie(ae, ce, xe, "\u22e1", "\\nsucceq", !0),ie(ae, ce, xe, "\u22e9", "\\succnsim", !0),ie(ae, ce, xe, "\u2aba", "\\succnapprox", !0),ie(ae, ce, xe, "\u2246", "\\ncong", !0),ie(ae, ce, xe, "\ue007", "\\@nshortparallel"),ie(ae, ce, xe, "\u2226", "\\nparallel", !0),ie(ae, ce, xe, "\u22af", "\\nVDash", !0),ie(ae, ce, xe, "\u22eb", "\\ntriangleright"),ie(ae, ce, xe, "\u22ed", "\\ntrianglerighteq", !0),ie(ae, ce, xe, "\ue018", "\\@nsupseteqq"),ie(ae, ce, xe, "\u228b", "\\supsetneq", !0),ie(ae, ce, xe, "\ue01b", "\\@varsupsetneq"),ie(ae, ce, xe, "\u2acc", "\\supsetneqq", !0),ie(ae, ce, xe, "\ue019", "\\@varsupsetneqq"),ie(ae, ce, xe, "\u22ae", "\\nVdash", !0),ie(ae, ce, xe, "\u2ab5", "\\precneqq", !0),ie(ae, ce, xe, "\u2ab6", "\\succneqq", !0),ie(ae, ce, xe, "\ue016", "\\@nsubseteqq"),ie(ae, ce, pe, "\u22b4", "\\unlhd"),ie(ae, ce, pe, "\u22b5", "\\unrhd"),ie(ae, ce, xe, "\u219a", "\\nleftarrow", !0),ie(ae, ce, xe, "\u219b", "\\nrightarrow", !0),ie(ae, ce, xe, "\u21cd", "\\nLeftarrow", !0),ie(ae, ce, xe, "\u21cf", "\\nRightarrow", !0),ie(ae, ce, xe, "\u21ae", "\\nleftrightarrow", !0),ie(ae, ce, xe, "\u21ce", "\\nLeftrightarrow", !0),ie(ae, ce, xe, "\u25b3", "\\vartriangle"),ie(ae, ce, ve, "\u210f", "\\hslash"),ie(ae, ce, ve, "\u25bd", "\\triangledown"),ie(ae, ce, ve, "\u25ca", "\\lozenge"),ie(ae, ce, ve, "\u24c8", "\\circledS"),ie(ae, ce, ve, "\xae", "\\circledR"),ie(le, ce, ve, "\xae", "\\circledR"),ie(ae, ce, ve, "\u2221", "\\measuredangle", !0),ie(ae, ce, ve, "\u2204", "\\nexists"),ie(ae, ce, ve, "\u2127", "\\mho"),ie(ae, ce, ve, "\u2132", "\\Finv", !0),ie(ae, ce, ve, "\u2141", "\\Game", !0),ie(ae, ce, ve, "\u2035", "\\backprime"),ie(ae, ce, ve, "\u25b2", "\\blacktriangle"),ie(ae, ce, ve, "\u25bc", "\\blacktriangledown"),ie(ae, ce, ve, "\u25a0", "\\blacksquare"),ie(ae, ce, ve, "\u29eb", "\\blacklozenge"),ie(ae, ce, ve, "\u2605", "\\bigstar"),ie(ae, ce, ve, "\u2222", "\\sphericalangle", !0),ie(ae, ce, ve, "\u2201", "\\complement", !0),ie(ae, ce, ve, "\xf0", "\\eth", !0),ie(le, he, ve, "\xf0", "\xf0"),ie(ae, ce, ve, "\u2571", "\\diagup"),ie(ae, ce, ve, "\u2572", "\\diagdown"),ie(ae, ce, ve, "\u25a1", "\\square"),ie(ae, ce, ve, "\u25a1", "\\Box"),ie(ae, ce, ve, "\u25ca", "\\Diamond"),ie(ae, ce, ve, "\xa5", "\\yen", !0),ie(le, ce, ve, "\xa5", "\\yen", !0),ie(ae, ce, ve, "\u2713", "\\checkmark", !0),ie(le, ce, ve, "\u2713", "\\checkmark"),ie(ae, ce, ve, "\u2136", "\\beth", !0),ie(ae, ce, ve, "\u2138", "\\daleth", !0),ie(ae, ce, ve, "\u2137", "\\gimel", !0),ie(ae, ce, ve, "\u03dd", "\\digamma", !0),ie(ae, ce, ve, "\u03f0", "\\varkappa"),ie(ae, ce, be, "\u250c", "\\@ulcorner", !0),ie(ae, ce, ue, "\u2510", "\\@urcorner", !0),ie(ae, ce, be, "\u2514", "\\@llcorner", !0),ie(ae, ce, ue, "\u2518", "\\@lrcorner", !0),ie(ae, ce, xe, "\u2266", "\\leqq", !0),ie(ae, ce, xe, "\u2a7d", "\\leqslant", !0),ie(ae, ce, xe, "\u2a95", "\\eqslantless", !0),ie(ae, ce, xe, "\u2272", "\\lesssim", !0),ie(ae, ce, xe, "\u2a85", "\\lessapprox", !0),ie(ae, ce, xe, "\u224a", "\\approxeq", !0),ie(ae, ce, pe, "\u22d6", "\\lessdot"),ie(ae, ce, xe, "\u22d8", "\\lll", !0),ie(ae, ce, xe, "\u2276", "\\lessgtr", !0),ie(ae, ce, xe, "\u22da", "\\lesseqgtr", !0),ie(ae, ce, xe, "\u2a8b", "\\lesseqqgtr", !0),ie(ae, ce, xe, "\u2251", "\\doteqdot"),ie(ae, ce, xe, "\u2253", "\\risingdotseq", !0),ie(ae, ce, xe, "\u2252", "\\fallingdotseq", !0),ie(ae, ce, xe, "\u223d", "\\backsim", !0),ie(ae, ce, xe, "\u22cd", "\\backsimeq", !0),ie(ae, ce, xe, "\u2ac5", "\\subseteqq", !0),ie(ae, ce, xe, "\u22d0", "\\Subset", !0),ie(ae, ce, xe, "\u228f", "\\sqsubset", !0),ie(ae, ce, xe, "\u227c", "\\preccurlyeq", !0),ie(ae, ce, xe, "\u22de", "\\curlyeqprec", !0),ie(ae, ce, xe, "\u227e", "\\precsim", !0),ie(ae, ce, xe, "\u2ab7", "\\precapprox", !0),ie(ae, ce, xe, "\u22b2", "\\vartriangleleft"),ie(ae, ce, xe, "\u22b4", "\\trianglelefteq"),ie(ae, ce, xe, "\u22a8", "\\vDash", !0),ie(ae, ce, xe, "\u22aa", "\\Vvdash", !0),ie(ae, ce, xe, "\u2323", "\\smallsmile"),ie(ae, ce, xe, "\u2322", "\\smallfrown"),ie(ae, ce, xe, "\u224f", "\\bumpeq", !0),ie(ae, ce, xe, "\u224e", "\\Bumpeq", !0),ie(ae, ce, xe, "\u2267", "\\geqq", !0),ie(ae, ce, xe, "\u2a7e", "\\geqslant", !0),ie(ae, ce, xe, "\u2a96", "\\eqslantgtr", !0),ie(ae, ce, xe, "\u2273", "\\gtrsim", !0),ie(ae, ce, xe, "\u2a86", "\\gtrapprox", !0),ie(ae, ce, pe, "\u22d7", "\\gtrdot"),ie(ae, ce, xe, "\u22d9", "\\ggg", !0),ie(ae, ce, xe, "\u2277", "\\gtrless", !0),ie(ae, ce, xe, "\u22db", "\\gtreqless", !0),ie(ae, ce, xe, "\u2a8c", "\\gtreqqless", !0),ie(ae, ce, xe, "\u2256", "\\eqcirc", !0),ie(ae, ce, xe, "\u2257", "\\circeq", !0),ie(ae, ce, xe, "\u225c", "\\triangleq", !0),ie(ae, ce, xe, "\u223c", "\\thicksim"),ie(ae, ce, xe, "\u2248", "\\thickapprox"),ie(ae, ce, xe, "\u2ac6", "\\supseteqq", !0),ie(ae, ce, xe, "\u22d1", "\\Supset", !0),ie(ae, ce, xe, "\u2290", "\\sqsupset", !0),ie(ae, ce, xe, "\u227d", "\\succcurlyeq", !0),ie(ae, ce, xe, "\u22df", "\\curlyeqsucc", !0),ie(ae, ce, xe, "\u227f", "\\succsim", !0),ie(ae, ce, xe, "\u2ab8", "\\succapprox", !0),ie(ae, ce, xe, "\u22b3", "\\vartriangleright"),ie(ae, ce, xe, "\u22b5", "\\trianglerighteq"),ie(ae, ce, xe, "\u22a9", "\\Vdash", !0),ie(ae, ce, xe, "\u2223", "\\shortmid"),ie(ae, ce, xe, "\u2225", "\\shortparallel"),ie(ae, ce, xe, "\u226c", "\\between", !0),ie(ae, ce, xe, "\u22d4", "\\pitchfork", !0),ie(ae, ce, xe, "\u221d", "\\varpropto"),ie(ae, ce, xe, "\u25c0", "\\blacktriangleleft"),ie(ae, ce, xe, "\u2234", "\\therefore", !0),ie(ae, ce, xe, "\u220d", "\\backepsilon"),ie(ae, ce, xe, "\u25b6", "\\blacktriangleright"),ie(ae, ce, xe, "\u2235", "\\because", !0),ie(ae, ce, xe, "\u22d8", "\\llless"),ie(ae, ce, xe, "\u22d9", "\\gggtr"),ie(ae, ce, pe, "\u22b2", "\\lhd"),ie(ae, ce, pe, "\u22b3", "\\rhd"),ie(ae, ce, xe, "\u2242", "\\eqsim", !0),ie(ae, he, xe, "\u22c8", "\\Join"),ie(ae, ce, xe, "\u2251", "\\Doteq", !0),ie(ae, ce, pe, "\u2214", "\\dotplus", !0),ie(ae, ce, pe, "\u2216", "\\smallsetminus"),ie(ae, ce, pe, "\u22d2", "\\Cap", !0),ie(ae, ce, pe, "\u22d3", "\\Cup", !0),ie(ae, ce, pe, "\u2a5e", "\\doublebarwedge", !0),ie(ae, ce, pe, "\u229f", "\\boxminus", !0),ie(ae, ce, pe, "\u229e", "\\boxplus", !0),ie(ae, ce, pe, "\u22c7", "\\divideontimes", !0),ie(ae, ce, pe, "\u22c9", "\\ltimes", !0),ie(ae, ce, pe, "\u22ca", "\\rtimes", !0),ie(ae, ce, pe, "\u22cb", "\\leftthreetimes", !0),ie(ae, ce, pe, "\u22cc", "\\rightthreetimes", !0),ie(ae, ce, pe, "\u22cf", "\\curlywedge", !0),ie(ae, ce, pe, "\u22ce", "\\curlyvee", !0),ie(ae, ce, pe, "\u229d", "\\circleddash", !0),ie(ae, ce, pe, "\u229b", "\\circledast", !0),ie(ae, ce, pe, "\u22c5", "\\centerdot"),ie(ae, ce, pe, "\u22ba", "\\intercal", !0),ie(ae, ce, pe, "\u22d2", "\\doublecap"),ie(ae, ce, pe, "\u22d3", "\\doublecup"),ie(ae, ce, pe, "\u22a0", "\\boxtimes", !0),ie(ae, ce, xe, "\u21e2", "\\dashrightarrow", !0),ie(ae, ce, xe, "\u21e0", "\\dashleftarrow", !0),ie(ae, ce, xe, "\u21c7", "\\leftleftarrows", !0),ie(ae, ce, xe, "\u21c6", "\\leftrightarrows", !0),ie(ae, ce, xe, "\u21da", "\\Lleftarrow", !0),ie(ae, ce, xe, "\u219e", "\\twoheadleftarrow", !0),ie(ae, ce, xe, "\u21a2", "\\leftarrowtail", !0),ie(ae, ce, xe, "\u21ab", "\\looparrowleft", !0),ie(ae, ce, xe, "\u21cb", "\\leftrightharpoons", !0),ie(ae, ce, xe, "\u21b6", "\\curvearrowleft", !0),ie(ae, ce, xe, "\u21ba", "\\circlearrowleft", !0),ie(ae, ce, xe, "\u21b0", "\\Lsh", !0),ie(ae, ce, xe, "\u21c8", "\\upuparrows", !0),ie(ae, ce, xe, "\u21bf", "\\upharpoonleft", !0),ie(ae, ce, xe, "\u21c3", "\\downharpoonleft", !0),ie(ae, he, xe, "\u22b6", "\\origof", !0),ie(ae, he, xe, "\u22b7", "\\imageof", !0),ie(ae, ce, xe, "\u22b8", "\\multimap", !0),ie(ae, ce, xe, "\u21ad", "\\leftrightsquigarrow", !0),ie(ae, ce, xe, "\u21c9", "\\rightrightarrows", !0),ie(ae, ce, xe, "\u21c4", "\\rightleftarrows", !0),ie(ae, ce, xe, "\u21a0", "\\twoheadrightarrow", !0),ie(ae, ce, xe, "\u21a3", "\\rightarrowtail", !0),ie(ae, ce, xe, "\u21ac", "\\looparrowright", !0),ie(ae, ce, xe, "\u21b7", "\\curvearrowright", !0),ie(ae, ce, xe, "\u21bb", "\\circlearrowright", !0),ie(ae, ce, xe, "\u21b1", "\\Rsh", !0),ie(ae, ce, xe, "\u21ca", "\\downdownarrows", !0),ie(ae, ce, xe, "\u21be", "\\upharpoonright", !0),ie(ae, ce, xe, "\u21c2", "\\downharpoonright", !0),ie(ae, ce, xe, "\u21dd", "\\rightsquigarrow", !0),ie(ae, ce, xe, "\u21dd", "\\leadsto"),ie(ae, ce, xe, "\u21db", "\\Rrightarrow", !0),ie(ae, ce, xe, "\u21be", "\\restriction"),ie(ae, he, ve, "\u2018", "`"),ie(ae, he, ve, "$", "\\$"),ie(le, he, ve, "$", "\\$"),ie(le, he, ve, "$", "\\textdollar"),ie(ae, he, ve, "%", "\\%"),ie(le, he, ve, "%", "\\%"),ie(ae, he, ve, "_", "\\_"),ie(le, he, ve, "_", "\\_"),ie(le, he, ve, "_", "\\textunderscore"),ie(ae, he, ve, "\u2220", "\\angle", !0),ie(ae, he, ve, "\u221e", "\\infty", !0),ie(ae, he, ve, "\u2032", "\\prime"),ie(ae, he, ve, "\u25b3", "\\triangle"),ie(ae, he, ve, "\u0393", "\\Gamma", !0),ie(ae, he, ve, "\u0394", "\\Delta", !0),ie(ae, he, ve, "\u0398", "\\Theta", !0),ie(ae, he, ve, "\u039b", "\\Lambda", !0),ie(ae, he, ve, "\u039e", "\\Xi", !0),ie(ae, he, ve, "\u03a0", "\\Pi", !0),ie(ae, he, ve, "\u03a3", "\\Sigma", !0),ie(ae, he, ve, "\u03a5", "\\Upsilon", !0),ie(ae, he, ve, "\u03a6", "\\Phi", !0),ie(ae, he, ve, "\u03a8", "\\Psi", !0),ie(ae, he, ve, "\u03a9", "\\Omega", !0),ie(ae, he, ve, "A", "\u0391"),ie(ae, he, ve, "B", "\u0392"),ie(ae, he, ve, "E", "\u0395"),ie(ae, he, ve, "Z", "\u0396"),ie(ae, he, ve, "H", "\u0397"),ie(ae, he, ve, "I", "\u0399"),ie(ae, he, ve, "K", "\u039a"),ie(ae, he, ve, "M", "\u039c"),ie(ae, he, ve, "N", "\u039d"),ie(ae, he, ve, "O", "\u039f"),ie(ae, he, ve, "P", "\u03a1"),ie(ae, he, ve, "T", "\u03a4"),ie(ae, he, ve, "X", "\u03a7"),ie(ae, he, ve, "\xac", "\\neg", !0),ie(ae, he, ve, "\xac", "\\lnot"),ie(ae, he, ve, "\u22a4", 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                const i = [];
                let a = n, l = n, h = n;
                for (let e = 0; e < r.length; e++) {
                    const t = r[e];
                    if ("kern" === t.type) h += t.size; else {
                        const e = t.elem, r = t.wrapperClasses || [], n = t.wrapperStyle || {},
                            a = He(r, [s, e], void 0, n);
                        a.style.top = F(-o - h - e.depth), t.marginLeft && (a.style.marginLeft = t.marginLeft), t.marginRight && (a.style.marginRight = t.marginRight), i.push(a), h += e.height + e.depth
                    }
                    a = Math.min(a, h), l = Math.max(l, h)
                }
                const c = He(["vlist"], i);
                let m;
                if (c.style.height = F(l), a < 0) {
                    const e = He([], []), t = He(["vlist"], [e]);
                    t.style.height = F(-a);
                    const r = He(["vlist-s"], [new K("\u200b")]);
                    m = [He(["vlist-r"], [c, r]), He(["vlist-r"], [t])]
                } else m = [He(["vlist-r"], [c])];
                const p = He(["vlist-t"], m);
                return 2 === m.length && p.classes.push("vlist-t2"), p.height = l, p.depth = -a, p
            }, makeOrd: function (e, t, r) {
                const o = e.mode, s = e.text, i = ["mord"], a = "math" === o || "text" === o && t.font,
                    l = a ? t.font : t.fontFamily;
                let h = "", c = "";
                if (55349 === s.charCodeAt(0) && ([h, c] = function (e, t) {
                    const r = 1024 * (e.charCodeAt(0) - 55296) + (e.charCodeAt(1) - 56320) + 65536,
                        o = "math" === t ? 0 : 1;
                    if (119808 <= r && r < 120484) {
                        const e = Math.floor((r - 119808) / 26);
                        return [Be[e][2], Be[e][o]]
                    }
                    if (120782 <= r && r <= 120831) {
                        const e = Math.floor((r - 120782) / 10);
                        return [Ce[e][2], Ce[e][o]]
                    }
                    if (120485 === r || 120486 === r) return [Be[0][2], Be[0][o]];
                    if (120486 < r && r < 120782) return ["", ""];
                    throw new n("Unsupported character: " + e)
                }(s, o)), h.length > 0) return qe(s, h, o, t, i.concat(c));
                if (l) {
                    let e, n;
                    if ("boldsymbol" === l) {
                        const t = function (e, t, r, n, o) {
                            return "textord" !== o && Ne(e, "Math-BoldItalic", t).metrics ? {
                                fontName: "Math-BoldItalic",
                                fontClass: "boldsymbol"
                            } : {fontName: "Main-Bold", fontClass: "mathbf"}
                        }(s, o, 0, 0, r);
                        e = t.fontName, n = [t.fontClass]
                    } else a ? (e = De[l].fontName, n = [l]) : (e = Le(l, t.fontWeight, t.fontShape), n = [l, t.fontWeight, t.fontShape]);
                    if (Ne(s, e, o).metrics) return qe(s, e, o, t, i.concat(n));
                    if (ke.hasOwnProperty(s) && "Typewriter" === e.slice(0, 10)) {
                        const r = [];
                        for (let a = 0; a < s.length; a++) r.push(qe(s[a], e, o, t, i.concat(n)));
                        return Ee(r)
                    }
                }
                if ("mathord" === r) return qe(s, "Math-Italic", o, t, i.concat(["mathnormal"]));
                if ("textord" === r) {
                    const e = se[o][s] && se[o][s].font;
                    if ("ams" === e) {
                        const e = Le("amsrm", t.fontWeight, t.fontShape);
                        return qe(s, e, o, t, i.concat("amsrm", t.fontWeight, t.fontShape))
                    }
                    if ("main" !== e && e) {
                        const r = Le(e, t.fontWeight, t.fontShape);
                        return qe(s, r, o, t, i.concat(r, t.fontWeight, t.fontShape))
                    }
                    {
                        const e = Le("textrm", t.fontWeight, t.fontShape);
                        return qe(s, e, o, t, i.concat(t.fontWeight, t.fontShape))
                    }
                }
                throw new Error("unexpected type: " + r + " in makeOrd")
            }, makeGlue: (e, t) => {
                const r = He(["mspace"], [], t), n = P(e, t);
                return r.style.marginRight = F(n), r
            }, staticSvg: function (e, t) {
                const [r, n, o] = Ve[e], s = new Q(r), i = new J([s], {
                    width: F(n),
                    height: F(o),
                    style: "width:" + F(n),
                    viewBox: "0 0 " + 1e3 * n + " " + 1e3 * o,
                    preserveAspectRatio: "xMinYMin"
                }), a = Oe(["overlay"], [i], t);
                return a.height = o, a.style.height = F(o), a.style.width = F(n), a
            }, svgData: Ve, tryCombineChars: e => {
                for (let t = 0; t < e.length - 1; t++) {
                    const r = e[t], n = e[t + 1];
                    r instanceof K && n instanceof K && Ie(r, n) && (r.text += n.text, r.height = Math.max(r.height, n.height), r.depth = Math.max(r.depth, n.depth), r.italic = n.italic, e.splice(t + 1, 1), t--)
                }
                return e
            }
        };
        const Fe = {number: 3, unit: "mu"}, Ge = {number: 4, unit: "mu"}, Ue = {number: 5, unit: "mu"}, Ye = {
            mord: {mop: Fe, mbin: Ge, mrel: Ue, minner: Fe},
            mop: {mord: Fe, mop: Fe, mrel: Ue, minner: Fe},
            mbin: {mord: Ge, mop: Ge, mopen: Ge, minner: Ge},
            mrel: {mord: Ue, mop: Ue, mopen: Ue, minner: Ue},
            mopen: {},
            mclose: {mop: Fe, mbin: Ge, mrel: Ue, minner: Fe},
            mpunct: {mord: Fe, mop: Fe, mrel: Ue, mopen: Fe, mclose: Fe, mpunct: Fe, minner: Fe},
            minner: {mord: Fe, mop: Fe, mbin: Ge, mrel: Ue, mopen: Fe, mpunct: Fe, minner: Fe}
        }, Xe = {
            mord: {mop: Fe},
            mop: {mord: Fe, mop: Fe},
            mbin: {},
            mrel: {},
            mopen: {},
            mclose: {mop: Fe},
            mpunct: {},
            minner: {mop: Fe}
        }, We = {}, _e = {}, je = {};

        function $e(e) {
            let {type: t, names: r, props: n, handler: o, htmlBuilder: s, mathmlBuilder: i} = e;
            const a = {
                type: t,
                numArgs: n.numArgs,
                argTypes: n.argTypes,
                allowedInArgument: !!n.allowedInArgument,
                allowedInText: !!n.allowedInText,
                allowedInMath: void 0 === n.allowedInMath || n.allowedInMath,
                numOptionalArgs: n.numOptionalArgs || 0,
                infix: !!n.infix,
                primitive: !!n.primitive,
                handler: o
            };
            for (let e = 0; e < r.length; ++e) We[r[e]] = a;
            t && (s && (_e[t] = s), i && (je[t] = i))
        }

        function Ze(e) {
            let {type: t, htmlBuilder: r, mathmlBuilder: n} = e;
            $e({
                type: t, names: [], props: {numArgs: 0}, handler() {
                    throw new Error("Should never be called.")
                }, htmlBuilder: r, mathmlBuilder: n
            })
        }

        const Ke = function (e) {
                return "ordgroup" === e.type && 1 === e.body.length ? e.body[0] : e
            }, Je = function (e) {
                return "ordgroup" === e.type ? e.body : [e]
            }, Qe = Pe.makeSpan, et = ["leftmost", "mbin", "mopen", "mrel", "mop", "mpunct"],
            tt = ["rightmost", "mrel", "mclose", "mpunct"],
            rt = {display: w.DISPLAY, text: w.TEXT, script: w.SCRIPT, scriptscript: w.SCRIPTSCRIPT}, nt = {
                mord: "mord",
                mop: "mop",
                mbin: "mbin",
                mrel: "mrel",
                mopen: "mopen",
                mclose: "mclose",
                mpunct: "mpunct",
                minner: "minner"
            }, ot = function (e, t, r, n) {
                void 0 === n && (n = [null, null]);
                const o = [];
                for (let r = 0; r < e.length; r++) {
                    const n = ct(e[r], t);
                    if (n instanceof A) {
                        const e = n.children;
                        o.push(...e)
                    } else o.push(n)
                }
                if (Pe.tryCombineChars(o), !r) return o;
                let s = t;
                if (1 === e.length) {
                    const r = e[0];
                    "sizing" === r.type ? s = t.havingSize(r.size) : "styling" === r.type && (s = t.havingStyle(rt[r.style]))
                }
                const i = Qe([n[0] || "leftmost"], [], t), a = Qe([n[1] || "rightmost"], [], t), h = "root" === r;
                return st(o, ((e, t) => {
                    const r = t.classes[0], n = e.classes[0];
                    "mbin" === r && l.contains(tt, n) ? t.classes[0] = "mord" : "mbin" === n && l.contains(et, r) && (e.classes[0] = "mord")
                }), {node: i}, a, h), st(o, ((e, t) => {
                    const r = lt(t), n = lt(e), o = r && n ? e.hasClass("mtight") ? Xe[r][n] : Ye[r][n] : null;
                    if (o) return Pe.makeGlue(o, s)
                }), {node: i}, a, h), o
            }, st = function (e, t, r, n, o) {
                n && e.push(n);
                let s = 0;
                for (; s < e.length; s++) {
                    const n = e[s], i = it(n);
                    if (i) {
                        st(i.children, t, r, null, o);
                        continue
                    }
                    const a = !n.hasClass("mspace");
                    if (a) {
                        const o = t(n, r.node);
                        o && (r.insertAfter ? r.insertAfter(o) : (e.unshift(o), s++))
                    }
                    a ? r.node = n : o && n.hasClass("newline") && (r.node = Qe(["leftmost"])), r.insertAfter = (t => r => {
                        e.splice(t + 1, 0, r), s++
                    })(s)
                }
                n && e.pop()
            }, it = function (e) {
                return e instanceof A || e instanceof j || e instanceof _ && e.hasClass("enclosing") ? e : null
            }, at = function (e, t) {
                const r = it(e);
                if (r) {
                    const e = r.children;
                    if (e.length) {
                        if ("right" === t) return at(e[e.length - 1], "right");
                        if ("left" === t) return at(e[0], "left")
                    }
                }
                return e
            }, lt = function (e, t) {
                return e ? (t && (e = at(e, t)), nt[e.classes[0]] || null) : null
            }, ht = function (e, t) {
                const r = ["nulldelimiter"].concat(e.baseSizingClasses());
                return Qe(t.concat(r))
            }, ct = function (e, t, r) {
                if (!e) return Qe();
                if (_e[e.type]) {
                    let n = _e[e.type](e, t);
                    if (r && t.size !== r.size) {
                        n = Qe(t.sizingClasses(r), [n], t);
                        const e = t.sizeMultiplier / r.sizeMultiplier;
                        n.height *= e, n.depth *= e
                    }
                    return n
                }
                throw new n("Got group of unknown type: '" + e.type + "'")
            };

        function mt(e, t) {
            const r = Qe(["base"], e, t), n = Qe(["strut"]);
            return n.style.height = F(r.height + r.depth), r.depth && (n.style.verticalAlign = F(-r.depth)), r.children.unshift(n), r
        }

        function pt(e, t) {
            let r = null;
            1 === e.length && "tag" === e[0].type && (r = e[0].tag, e = e[0].body);
            const n = ot(e, t, "root");
            let o;
            2 === n.length && n[1].hasClass("tag") && (o = n.pop());
            const s = [];
            let i, a = [];
            for (let e = 0; e < n.length; e++) if (a.push(n[e]), n[e].hasClass("mbin") || n[e].hasClass("mrel") || n[e].hasClass("allowbreak")) {
                let r = !1;
                for (; e < n.length - 1 && n[e + 1].hasClass("mspace") && !n[e + 1].hasClass("newline");) e++, a.push(n[e]), n[e].hasClass("nobreak") && (r = !0);
                r || (s.push(mt(a, t)), a = [])
            } else n[e].hasClass("newline") && (a.pop(), a.length > 0 && (s.push(mt(a, t)), a = []), s.push(n[e]));
            a.length > 0 && s.push(mt(a, t)), r ? (i = mt(ot(r, t, !0)), i.classes = ["tag"], s.push(i)) : o && s.push(o);
            const l = Qe(["katex-html"], s);
            if (l.setAttribute("aria-hidden", "true"), i) {
                const e = i.children[0];
                e.style.height = F(l.height + l.depth), l.depth && (e.style.verticalAlign = F(-l.depth))
            }
            return l
        }

        function ut(e) {
            return new A(e)
        }

        class dt {
            constructor(e, t, r) {
                this.type = void 0, this.attributes = void 0, this.children = void 0, this.classes = void 0, this.type = e, this.attributes = {}, this.children = t || [], this.classes = r || []
            }

            setAttribute(e, t) {
                this.attributes[e] = t
            }

            getAttribute(e) {
                return this.attributes[e]
            }

            toNode() {
                const e = document.createElementNS("http://www.w3.org/1998/Math/MathML", this.type);
                for (const t in this.attributes) Object.prototype.hasOwnProperty.call(this.attributes, t) && e.setAttribute(t, this.attributes[t]);
                this.classes.length > 0 && (e.className = G(this.classes));
                for (let t = 0; t < this.children.length; t++) if (this.children[t] instanceof gt && this.children[t + 1] instanceof gt) {
                    let r = this.children[t].toText() + this.children[++t].toText();
                    for (; this.children[t + 1] instanceof gt;) r += this.children[++t].toText();
                    e.appendChild(new gt(r).toNode())
                } else e.appendChild(this.children[t].toNode());
                return e
            }

            toMarkup() {
                let e = "<" + this.type;
                for (const t in this.attributes) Object.prototype.hasOwnProperty.call(this.attributes, t) && (e += " " + t + '="', e += l.escape(this.attributes[t]), e += '"');
                this.classes.length > 0 && (e += ' class ="' + l.escape(G(this.classes)) + '"'), e += ">";
                for (let t = 0; t < this.children.length; t++) e += this.children[t].toMarkup();
                return e += "</" + this.type + ">", e
            }

            toText() {
                return this.children.map((e => e.toText())).join("")
            }
        }

        class gt {
            constructor(e) {
                this.text = void 0, this.text = e
            }

            toNode() {
                return document.createTextNode(this.text)
            }

            toMarkup() {
                return l.escape(this.toText())
            }

            toText() {
                return this.text
            }
        }

        var ft = {
            MathNode: dt, TextNode: gt, SpaceNode: class {
                constructor(e) {
                    this.width = void 0, this.character = void 0, this.width = e, this.character = e >= .05555 && e <= .05556 ? "\u200a" : e >= .1666 && e <= .1667 ? "\u2009" : e >= .2222 && e <= .2223 ? "\u2005" : e >= .2777 && e <= .2778 ? "\u2005\u200a" : e >= -.05556 && e <= -.05555 ? "\u200a\u2063" : e >= -.1667 && e <= -.1666 ? "\u2009\u2063" : e >= -.2223 && e <= -.2222 ? "\u205f\u2063" : e >= -.2778 && e <= -.2777 ? "\u2005\u2063" : null
                }

                toNode() {
                    if (this.character) return document.createTextNode(this.character);
                    {
                        const e = document.createElementNS("http://www.w3.org/1998/Math/MathML", "mspace");
                        return e.setAttribute("width", F(this.width)), e
                    }
                }

                toMarkup() {
                    return this.character ? "<mtext>" + this.character + "</mtext>" : '<mspace width="' + F(this.width) + '"/>'
                }

                toText() {
                    return this.character ? this.character : " "
                }
            }, newDocumentFragment: ut
        };
        const bt = function (e, t, r) {
            return !se[t][e] || !se[t][e].replace || 55349 === e.charCodeAt(0) || ke.hasOwnProperty(e) && r && (r.fontFamily && "tt" === r.fontFamily.slice(4, 6) || r.font && "tt" === r.font.slice(4, 6)) || (e = se[t][e].replace), new ft.TextNode(e)
        }, yt = function (e) {
            return 1 === e.length ? e[0] : new ft.MathNode("mrow", e)
        }, xt = function (e, t) {
            if ("texttt" === t.fontFamily) return "monospace";
            if ("textsf" === t.fontFamily) return "textit" === t.fontShape && "textbf" === t.fontWeight ? "sans-serif-bold-italic" : "textit" === t.fontShape ? "sans-serif-italic" : "textbf" === t.fontWeight ? "bold-sans-serif" : "sans-serif";
            if ("textit" === t.fontShape && "textbf" === t.fontWeight) return "bold-italic";
            if ("textit" === t.fontShape) return "italic";
            if ("textbf" === t.fontWeight) return "bold";
            const r = t.font;
            if (!r || "mathnormal" === r) return null;
            const n = e.mode;
            if ("mathit" === r) return "italic";
            if ("boldsymbol" === r) return "textord" === e.type ? "bold" : "bold-italic";
            if ("mathbf" === r) return "bold";
            if ("mathbb" === r) return "double-struck";
            if ("mathsfit" === r) return "sans-serif-italic";
            if ("mathfrak" === r) return "fraktur";
            if ("mathscr" === r || "mathcal" === r) return "script";
            if ("mathsf" === r) return "sans-serif";
            if ("mathtt" === r) return "monospace";
            let o = e.text;
            if (l.contains(["\\imath", "\\jmath"], o)) return null;
            se[n][o] && se[n][o].replace && (o = se[n][o].replace);
            return N(o, Pe.fontMap[r].fontName, n) ? Pe.fontMap[r].variant : null
        };

        function wt(e) {
            if (!e) return !1;
            if ("mi" === e.type && 1 === e.children.length) {
                const t = e.children[0];
                return t instanceof gt && "." === t.text
            }
            if ("mo" === e.type && 1 === e.children.length && "true" === e.getAttribute("separator") && "0em" === e.getAttribute("lspace") && "0em" === e.getAttribute("rspace")) {
                const t = e.children[0];
                return t instanceof gt && "," === t.text
            }
            return !1
        }

        const vt = function (e, t, r) {
            if (1 === e.length) {
                const n = St(e[0], t);
                return r && n instanceof dt && "mo" === n.type && (n.setAttribute("lspace", "0em"), n.setAttribute("rspace", "0em")), [n]
            }
            const n = [];
            let o;
            for (let r = 0; r < e.length; r++) {
                const s = St(e[r], t);
                if (s instanceof dt && o instanceof dt) {
                    if ("mtext" === s.type && "mtext" === o.type && s.getAttribute("mathvariant") === o.getAttribute("mathvariant")) {
                        o.children.push(...s.children);
                        continue
                    }
                    if ("mn" === s.type && "mn" === o.type) {
                        o.children.push(...s.children);
                        continue
                    }
                    if (wt(s) && "mn" === o.type) {
                        o.children.push(...s.children);
                        continue
                    }
                    if ("mn" === s.type && wt(o)) s.children = [...o.children, ...s.children], n.pop(); else if (("msup" === s.type || "msub" === s.type) && s.children.length >= 1 && ("mn" === o.type || wt(o))) {
                        const e = s.children[0];
                        e instanceof dt && "mn" === e.type && (e.children = [...o.children, ...e.children], n.pop())
                    } else if ("mi" === o.type && 1 === o.children.length) {
                        const e = o.children[0];
                        if (e instanceof gt && "\u0338" === e.text && ("mo" === s.type || "mi" === s.type || "mn" === s.type)) {
                            const e = s.children[0];
                            e instanceof gt && e.text.length > 0 && (e.text = e.text.slice(0, 1) + "\u0338" + e.text.slice(1), n.pop())
                        }
                    }
                }
                n.push(s), o = s
            }
            return n
        }, kt = function (e, t, r) {
            return yt(vt(e, t, r))
        }, St = function (e, t) {
            if (!e) return new ft.MathNode("mrow");
            if (je[e.type]) {
                return je[e.type](e, t)
            }
            throw new n("Got group of unknown type: '" + e.type + "'")
        };

        function Mt(e, t, r, n, o) {
            const s = vt(e, r);
            let i;
            i = 1 === s.length && s[0] instanceof dt && l.contains(["mrow", "mtable"], s[0].type) ? s[0] : new ft.MathNode("mrow", s);
            const a = new ft.MathNode("annotation", [new ft.TextNode(t)]);
            a.setAttribute("encoding", "application/x-tex");
            const h = new ft.MathNode("semantics", [i, a]), c = new ft.MathNode("math", [h]);
            c.setAttribute("xmlns", "http://www.w3.org/1998/Math/MathML"), n && c.setAttribute("display", "block");
            const m = o ? "katex" : "katex-mathml";
            return Pe.makeSpan([m], [c])
        }

        const zt = function (e) {
            return new E({
                style: e.displayMode ? w.DISPLAY : w.TEXT,
                maxSize: e.maxSize,
                minRuleThickness: e.minRuleThickness
            })
        }, At = function (e, t) {
            if (t.displayMode) {
                const r = ["katex-display"];
                t.leqno && r.push("leqno"), t.fleqn && r.push("fleqn"), e = Pe.makeSpan(r, [e])
            }
            return e
        }, Tt = function (e, t, r) {
            const n = zt(r);
            let o;
            if ("mathml" === r.output) return Mt(e, t, n, r.displayMode, !0);
            if ("html" === r.output) {
                const t = pt(e, n);
                o = Pe.makeSpan(["katex"], [t])
            } else {
                const s = Mt(e, t, n, r.displayMode, !1), i = pt(e, n);
                o = Pe.makeSpan(["katex"], [s, i])
            }
            return At(o, r)
        };
        const Bt = {
            widehat: "^",
            widecheck: "\u02c7",
            widetilde: "~",
            utilde: "~",
            overleftarrow: "\u2190",
            underleftarrow: "\u2190",
            xleftarrow: "\u2190",
            overrightarrow: "\u2192",
            underrightarrow: "\u2192",
            xrightarrow: "\u2192",
            underbrace: "\u23df",
            overbrace: "\u23de",
            overgroup: "\u23e0",
            undergroup: "\u23e1",
            overleftrightarrow: "\u2194",
            underleftrightarrow: "\u2194",
            xleftrightarrow: "\u2194",
            Overrightarrow: "\u21d2",
            xRightarrow: "\u21d2",
            overleftharpoon: "\u21bc",
            xleftharpoonup: "\u21bc",
            overrightharpoon: "\u21c0",
            xrightharpoonup: "\u21c0",
            xLeftarrow: "\u21d0",
            xLeftrightarrow: "\u21d4",
            xhookleftarrow: "\u21a9",
            xhookrightarrow: "\u21aa",
            xmapsto: "\u21a6",
            xrightharpoondown: "\u21c1",
            xleftharpoondown: "\u21bd",
            xrightleftharpoons: "\u21cc",
            xleftrightharpoons: "\u21cb",
            xtwoheadleftarrow: "\u219e",
            xtwoheadrightarrow: "\u21a0",
            xlongequal: "=",
            xtofrom: "\u21c4",
            xrightleftarrows: "\u21c4",
            xrightequilibrium: "\u21cc",
            xleftequilibrium: "\u21cb",
            "\\cdrightarrow": "\u2192",
            "\\cdleftarrow": "\u2190",
            "\\cdlongequal": "="
        }, Ct = {
            overrightarrow: [["rightarrow"], .888, 522, "xMaxYMin"],
            overleftarrow: [["leftarrow"], .888, 522, "xMinYMin"],
            underrightarrow: [["rightarrow"], .888, 522, "xMaxYMin"],
            underleftarrow: [["leftarrow"], .888, 522, "xMinYMin"],
            xrightarrow: [["rightarrow"], 1.469, 522, "xMaxYMin"],
            "\\cdrightarrow": [["rightarrow"], 3, 522, "xMaxYMin"],
            xleftarrow: [["leftarrow"], 1.469, 522, "xMinYMin"],
            "\\cdleftarrow": [["leftarrow"], 3, 522, "xMinYMin"],
            Overrightarrow: [["doublerightarrow"], .888, 560, "xMaxYMin"],
            xRightarrow: [["doublerightarrow"], 1.526, 560, "xMaxYMin"],
            xLeftarrow: [["doubleleftarrow"], 1.526, 560, "xMinYMin"],
            overleftharpoon: [["leftharpoon"], .888, 522, "xMinYMin"],
            xleftharpoonup: [["leftharpoon"], .888, 522, "xMinYMin"],
            xleftharpoondown: [["leftharpoondown"], .888, 522, "xMinYMin"],
            overrightharpoon: [["rightharpoon"], .888, 522, "xMaxYMin"],
            xrightharpoonup: [["rightharpoon"], .888, 522, "xMaxYMin"],
            xrightharpoondown: [["rightharpoondown"], .888, 522, "xMaxYMin"],
            xlongequal: [["longequal"], .888, 334, "xMinYMin"],
            "\\cdlongequal": [["longequal"], 3, 334, "xMinYMin"],
            xtwoheadleftarrow: [["twoheadleftarrow"], .888, 334, "xMinYMin"],
            xtwoheadrightarrow: [["twoheadrightarrow"], .888, 334, "xMaxYMin"],
            overleftrightarrow: [["leftarrow", "rightarrow"], .888, 522],
            overbrace: [["leftbrace", "midbrace", "rightbrace"], 1.6, 548],
            underbrace: [["leftbraceunder", "midbraceunder", "rightbraceunder"], 1.6, 548],
            underleftrightarrow: [["leftarrow", "rightarrow"], .888, 522],
            xleftrightarrow: [["leftarrow", "rightarrow"], 1.75, 522],
            xLeftrightarrow: [["doubleleftarrow", "doublerightarrow"], 1.75, 560],
            xrightleftharpoons: [["leftharpoondownplus", "rightharpoonplus"], 1.75, 716],
            xleftrightharpoons: [["leftharpoonplus", "rightharpoondownplus"], 1.75, 716],
            xhookleftarrow: [["leftarrow", "righthook"], 1.08, 522],
            xhookrightarrow: [["lefthook", "rightarrow"], 1.08, 522],
            overlinesegment: [["leftlinesegment", "rightlinesegment"], .888, 522],
            underlinesegment: [["leftlinesegment", "rightlinesegment"], .888, 522],
            overgroup: [["leftgroup", "rightgroup"], .888, 342],
            undergroup: [["leftgroupunder", "rightgroupunder"], .888, 342],
            xmapsto: [["leftmapsto", "rightarrow"], 1.5, 522],
            xtofrom: [["leftToFrom", "rightToFrom"], 1.75, 528],
            xrightleftarrows: [["baraboveleftarrow", "rightarrowabovebar"], 1.75, 901],
            xrightequilibrium: [["baraboveshortleftharpoon", "rightharpoonaboveshortbar"], 1.75, 716],
            xleftequilibrium: [["shortbaraboveleftharpoon", "shortrightharpoonabovebar"], 1.75, 716]
        };
        var Nt = function (e, t, r, n, o) {
            let s;
            const i = e.height + e.depth + r + n;
            if (/fbox|color|angl/.test(t)) {
                if (s = Pe.makeSpan(["stretchy", t], [], o), "fbox" === t) {
                    const e = o.color && o.getColor();
                    e && (s.style.borderColor = e)
                }
            } else {
                const e = [];
                /^[bx]cancel$/.test(t) && e.push(new ee({
                    x1: "0",
                    y1: "0",
                    x2: "100%",
                    y2: "100%",
                    "stroke-width": "0.046em"
                })), /^x?cancel$/.test(t) && e.push(new ee({
                    x1: "0",
                    y1: "100%",
                    x2: "100%",
                    y2: "0",
                    "stroke-width": "0.046em"
                }));
                const r = new J(e, {width: "100%", height: F(i)});
                s = Pe.makeSvgSpan([], [r], o)
            }
            return s.height = i, s.style.height = F(i), s
        }, qt = function (e) {
            const t = new ft.MathNode("mo", [new ft.TextNode(Bt[e.replace(/^\\/, "")])]);
            return t.setAttribute("stretchy", "true"), t
        }, It = function (e, t) {
            const {span: r, minWidth: n, height: o} = function () {
                let r = 4e5;
                const n = e.label.slice(1);
                if (l.contains(["widehat", "widecheck", "widetilde", "utilde"], n)) {
                    const s = "ordgroup" === (o = e.base).type ? o.body.length : 1;
                    let i, a, l;
                    if (s > 5) "widehat" === n || "widecheck" === n ? (i = 420, r = 2364, l = .42, a = n + "4") : (i = 312, r = 2340, l = .34, a = "tilde4"); else {
                        const e = [1, 1, 2, 2, 3, 3][s];
                        "widehat" === n || "widecheck" === n ? (r = [0, 1062, 2364, 2364, 2364][e], i = [0, 239, 300, 360, 420][e], l = [0, .24, .3, .3, .36, .42][e], a = n + e) : (r = [0, 600, 1033, 2339, 2340][e], i = [0, 260, 286, 306, 312][e], l = [0, .26, .286, .3, .306, .34][e], a = "tilde" + e)
                    }
                    const h = new Q(a), c = new J([h], {
                        width: "100%",
                        height: F(l),
                        viewBox: "0 0 " + r + " " + i,
                        preserveAspectRatio: "none"
                    });
                    return {span: Pe.makeSvgSpan([], [c], t), minWidth: 0, height: l}
                }
                {
                    const e = [], o = Ct[n], [s, i, a] = o, l = a / 1e3, h = s.length;
                    let c, m;
                    if (1 === h) {
                        c = ["hide-tail"], m = [o[3]]
                    } else if (2 === h) c = ["halfarrow-left", "halfarrow-right"], m = ["xMinYMin", "xMaxYMin"]; else {
                        if (3 !== h) throw new Error("Correct katexImagesData or update code here to support\n                    " + h + " children.");
                        c = ["brace-left", "brace-center", "brace-right"], m = ["xMinYMin", "xMidYMin", "xMaxYMin"]
                    }
                    for (let n = 0; n < h; n++) {
                        const o = new Q(s[n]), p = new J([o], {
                            width: "400em",
                            height: F(l),
                            viewBox: "0 0 " + r + " " + a,
                            preserveAspectRatio: m[n] + " slice"
                        }), u = Pe.makeSvgSpan([c[n]], [p], t);
                        if (1 === h) return {span: u, minWidth: i, height: l};
                        u.style.height = F(l), e.push(u)
                    }
                    return {span: Pe.makeSpan(["stretchy"], e, t), minWidth: i, height: l}
                }
                var o
            }();
            return r.height = o, r.style.height = F(o), n > 0 && (r.style.minWidth = F(n)), r
        };

        function Rt(e, t) {
            if (!e || e.type !== t) throw new Error("Expected node of type " + t + ", but got " + (e ? "node of type " + e.type : String(e)));
            return e
        }

        function Ht(e) {
            const t = Ot(e);
            if (!t) throw new Error("Expected node of symbol group type, but got " + (e ? "node of type " + e.type : String(e)));
            return t
        }

        function Ot(e) {
            return e && ("atom" === e.type || ne.hasOwnProperty(e.type)) ? e : null
        }

        const Et = (e, t) => {
                let r, n, o;
                e && "supsub" === e.type ? (n = Rt(e.base, "accent"), r = n.base, e.base = r, o = function (e) {
                    if (e instanceof _) return e;
                    throw new Error("Expected span<HtmlDomNode> but got " + String(e) + ".")
                }(ct(e, t)), e.base = n) : (n = Rt(e, "accent"), r = n.base);
                const s = ct(r, t.havingCrampedStyle());
                let i = 0;
                if (n.isShifty && l.isCharacterBox(r)) {
                    const e = l.getBaseElem(r);
                    i = te(ct(e, t.havingCrampedStyle())).skew
                }
                const a = "\\c" === n.label;
                let h, c = a ? s.height + s.depth : Math.min(s.height, t.fontMetrics().xHeight);
                if (n.isStretchy) h = It(n, t), h = Pe.makeVList({
                    positionType: "firstBaseline",
                    children: [{type: "elem", elem: s}, {
                        type: "elem",
                        elem: h,
                        wrapperClasses: ["svg-align"],
                        wrapperStyle: i > 0 ? {width: "calc(100% - " + F(2 * i) + ")", marginLeft: F(2 * i)} : void 0
                    }]
                }, t); else {
                    let e, r;
                    "\\vec" === n.label ? (e = Pe.staticSvg("vec", t), r = Pe.svgData.vec[1]) : (e = Pe.makeOrd({
                        mode: n.mode,
                        text: n.label
                    }, t, "textord"), e = te(e), e.italic = 0, r = e.width, a && (c += e.depth)), h = Pe.makeSpan(["accent-body"], [e]);
                    const o = "\\textcircled" === n.label;
                    o && (h.classes.push("accent-full"), c = s.height);
                    let l = i;
                    o || (l -= r / 2), h.style.left = F(l), "\\textcircled" === n.label && (h.style.top = ".2em"), h = Pe.makeVList({
                        positionType: "firstBaseline",
                        children: [{type: "elem", elem: s}, {type: "kern", size: -c}, {type: "elem", elem: h}]
                    }, t)
                }
                const m = Pe.makeSpan(["mord", "accent"], [h], t);
                return o ? (o.children[0] = m, o.height = Math.max(m.height, o.height), o.classes[0] = "mord", o) : m
            }, Lt = (e, t) => {
                const r = e.isStretchy ? qt(e.label) : new ft.MathNode("mo", [bt(e.label, e.mode)]),
                    n = new ft.MathNode("mover", [St(e.base, t), r]);
                return n.setAttribute("accent", "true"), n
            },
            Dt = new RegExp(["\\acute", "\\grave", "\\ddot", "\\tilde", "\\bar", "\\breve", "\\check", "\\hat", "\\vec", "\\dot", "\\mathring"].map((e => "\\" + e)).join("|"));
        $e({
            type: "accent",
            names: ["\\acute", "\\grave", "\\ddot", "\\tilde", "\\bar", "\\breve", "\\check", "\\hat", "\\vec", "\\dot", "\\mathring", "\\widecheck", "\\widehat", "\\widetilde", "\\overrightarrow", "\\overleftarrow", "\\Overrightarrow", "\\overleftrightarrow", "\\overgroup", "\\overlinesegment", "\\overleftharpoon", "\\overrightharpoon"],
            props: {numArgs: 1},
            handler: (e, t) => {
                const r = Ke(t[0]), n = !Dt.test(e.funcName),
                    o = !n || "\\widehat" === e.funcName || "\\widetilde" === e.funcName || "\\widecheck" === e.funcName;
                return {type: "accent", mode: e.parser.mode, label: e.funcName, isStretchy: n, isShifty: o, base: r}
            },
            htmlBuilder: Et,
            mathmlBuilder: Lt
        }), $e({
            type: "accent",
            names: ["\\'", "\\`", "\\^", "\\~", "\\=", "\\u", "\\.", '\\"', "\\c", "\\r", "\\H", "\\v", "\\textcircled"],
            props: {numArgs: 1, allowedInText: !0, allowedInMath: !0, argTypes: ["primitive"]},
            handler: (e, t) => {
                const r = t[0];
                let n = e.parser.mode;
                return "math" === n && (e.parser.settings.reportNonstrict("mathVsTextAccents", "LaTeX's accent " + e.funcName + " works only in text mode"), n = "text"), {
                    type: "accent",
                    mode: n,
                    label: e.funcName,
                    isStretchy: !1,
                    isShifty: !0,
                    base: r
                }
            },
            htmlBuilder: Et,
            mathmlBuilder: Lt
        }), $e({
            type: "accentUnder",
            names: ["\\underleftarrow", "\\underrightarrow", "\\underleftrightarrow", "\\undergroup", "\\underlinesegment", "\\utilde"],
            props: {numArgs: 1},
            handler: (e, t) => {
                let {parser: r, funcName: n} = e;
                const o = t[0];
                return {type: "accentUnder", mode: r.mode, label: n, base: o}
            },
            htmlBuilder: (e, t) => {
                const r = ct(e.base, t), n = It(e, t), o = "\\utilde" === e.label ? .12 : 0, s = Pe.makeVList({
                    positionType: "top",
                    positionData: r.height,
                    children: [{type: "elem", elem: n, wrapperClasses: ["svg-align"]}, {
                        type: "kern",
                        size: o
                    }, {type: "elem", elem: r}]
                }, t);
                return Pe.makeSpan(["mord", "accentunder"], [s], t)
            },
            mathmlBuilder: (e, t) => {
                const r = qt(e.label), n = new ft.MathNode("munder", [St(e.base, t), r]);
                return n.setAttribute("accentunder", "true"), n
            }
        });
        const Vt = e => {
            const t = new ft.MathNode("mpadded", e ? [e] : []);
            return t.setAttribute("width", "+0.6em"), t.setAttribute("lspace", "0.3em"), t
        };
        $e({
            type: "xArrow",
            names: ["\\xleftarrow", "\\xrightarrow", "\\xLeftarrow", "\\xRightarrow", "\\xleftrightarrow", "\\xLeftrightarrow", "\\xhookleftarrow", "\\xhookrightarrow", "\\xmapsto", "\\xrightharpoondown", "\\xrightharpoonup", "\\xleftharpoondown", "\\xleftharpoonup", "\\xrightleftharpoons", "\\xleftrightharpoons", "\\xlongequal", "\\xtwoheadrightarrow", "\\xtwoheadleftarrow", "\\xtofrom", "\\xrightleftarrows", "\\xrightequilibrium", "\\xleftequilibrium", "\\\\cdrightarrow", "\\\\cdleftarrow", "\\\\cdlongequal"],
            props: {numArgs: 1, numOptionalArgs: 1},
            handler(e, t, r) {
                let {parser: n, funcName: o} = e;
                return {type: "xArrow", mode: n.mode, label: o, body: t[0], below: r[0]}
            },
            htmlBuilder(e, t) {
                const r = t.style;
                let n = t.havingStyle(r.sup());
                const o = Pe.wrapFragment(ct(e.body, n, t), t), s = "\\x" === e.label.slice(0, 2) ? "x" : "cd";
                let i;
                o.classes.push(s + "-arrow-pad"), e.below && (n = t.havingStyle(r.sub()), i = Pe.wrapFragment(ct(e.below, n, t), t), i.classes.push(s + "-arrow-pad"));
                const a = It(e, t), l = -t.fontMetrics().axisHeight + .5 * a.height;
                let h, c = -t.fontMetrics().axisHeight - .5 * a.height - .111;
                if ((o.depth > .25 || "\\xleftequilibrium" === e.label) && (c -= o.depth), i) {
                    const e = -t.fontMetrics().axisHeight + i.height + .5 * a.height + .111;
                    h = Pe.makeVList({
                        positionType: "individualShift",
                        children: [{type: "elem", elem: o, shift: c}, {type: "elem", elem: a, shift: l}, {
                            type: "elem",
                            elem: i,
                            shift: e
                        }]
                    }, t)
                } else h = Pe.makeVList({
                    positionType: "individualShift",
                    children: [{type: "elem", elem: o, shift: c}, {type: "elem", elem: a, shift: l}]
                }, t);
                return h.children[0].children[0].children[1].classes.push("svg-align"), Pe.makeSpan(["mrel", "x-arrow"], [h], t)
            },
            mathmlBuilder(e, t) {
                const r = qt(e.label);
                let n;
                if (r.setAttribute("minsize", "x" === e.label.charAt(0) ? "1.75em" : "3.0em"), e.body) {
                    const o = Vt(St(e.body, t));
                    if (e.below) {
                        const s = Vt(St(e.below, t));
                        n = new ft.MathNode("munderover", [r, s, o])
                    } else n = new ft.MathNode("mover", [r, o])
                } else if (e.below) {
                    const o = Vt(St(e.below, t));
                    n = new ft.MathNode("munder", [r, o])
                } else n = Vt(), n = new ft.MathNode("mover", [r, n]);
                return n
            }
        });
        const Pt = Pe.makeSpan;

        function Ft(e, t) {
            const r = ot(e.body, t, !0);
            return Pt([e.mclass], r, t)
        }

        function Gt(e, t) {
            let r;
            const n = vt(e.body, t);
            return "minner" === e.mclass ? r = new ft.MathNode("mpadded", n) : "mord" === e.mclass ? e.isCharacterBox ? (r = n[0], r.type = "mi") : r = new ft.MathNode("mi", n) : (e.isCharacterBox ? (r = n[0], r.type = "mo") : r = new ft.MathNode("mo", n), "mbin" === e.mclass ? (r.attributes.lspace = "0.22em", r.attributes.rspace = "0.22em") : "mpunct" === e.mclass ? (r.attributes.lspace = "0em", r.attributes.rspace = "0.17em") : "mopen" === e.mclass || "mclose" === e.mclass ? (r.attributes.lspace = "0em", r.attributes.rspace = "0em") : "minner" === e.mclass && (r.attributes.lspace = "0.0556em", r.attributes.width = "+0.1111em")), r
        }

        $e({
            type: "mclass",
            names: ["\\mathord", "\\mathbin", "\\mathrel", "\\mathopen", "\\mathclose", "\\mathpunct", "\\mathinner"],
            props: {numArgs: 1, primitive: !0},
            handler(e, t) {
                let {parser: r, funcName: n} = e;
                const o = t[0];
                return {
                    type: "mclass",
                    mode: r.mode,
                    mclass: "m" + n.slice(5),
                    body: Je(o),
                    isCharacterBox: l.isCharacterBox(o)
                }
            },
            htmlBuilder: Ft,
            mathmlBuilder: Gt
        });
        const Ut = e => {
            const t = "ordgroup" === e.type && e.body.length ? e.body[0] : e;
            return "atom" !== t.type || "bin" !== t.family && "rel" !== t.family ? "mord" : "m" + t.family
        };
        $e({
            type: "mclass", names: ["\\@binrel"], props: {numArgs: 2}, handler(e, t) {
                let {parser: r} = e;
                return {
                    type: "mclass",
                    mode: r.mode,
                    mclass: Ut(t[0]),
                    body: Je(t[1]),
                    isCharacterBox: l.isCharacterBox(t[1])
                }
            }
        }), $e({
            type: "mclass", names: ["\\stackrel", "\\overset", "\\underset"], props: {numArgs: 2}, handler(e, t) {
                let {parser: r, funcName: n} = e;
                const o = t[1], s = t[0];
                let i;
                i = "\\stackrel" !== n ? Ut(o) : "mrel";
                const a = {
                    type: "op",
                    mode: o.mode,
                    limits: !0,
                    alwaysHandleSupSub: !0,
                    parentIsSupSub: !1,
                    symbol: !1,
                    suppressBaseShift: "\\stackrel" !== n,
                    body: Je(o)
                }, h = {
                    type: "supsub",
                    mode: s.mode,
                    base: a,
                    sup: "\\underset" === n ? null : s,
                    sub: "\\underset" === n ? s : null
                };
                return {type: "mclass", mode: r.mode, mclass: i, body: [h], isCharacterBox: l.isCharacterBox(h)}
            }, htmlBuilder: Ft, mathmlBuilder: Gt
        }), $e({
            type: "pmb", names: ["\\pmb"], props: {numArgs: 1, allowedInText: !0}, handler(e, t) {
                let {parser: r} = e;
                return {type: "pmb", mode: r.mode, mclass: Ut(t[0]), body: Je(t[0])}
            }, htmlBuilder(e, t) {
                const r = ot(e.body, t, !0), n = Pe.makeSpan([e.mclass], r, t);
                return n.style.textShadow = "0.02em 0.01em 0.04px", n
            }, mathmlBuilder(e, t) {
                const r = vt(e.body, t), n = new ft.MathNode("mstyle", r);
                return n.setAttribute("style", "text-shadow: 0.02em 0.01em 0.04px"), n
            }
        });
        const Yt = {
            ">": "\\\\cdrightarrow",
            "<": "\\\\cdleftarrow",
            "=": "\\\\cdlongequal",
            A: "\\uparrow",
            V: "\\downarrow",
            "|": "\\Vert",
            ".": "no arrow"
        }, Xt = e => "textord" === e.type && "@" === e.text;

        function Wt(e, t, r) {
            const n = Yt[e];
            switch (n) {
                case"\\\\cdrightarrow":
                case"\\\\cdleftarrow":
                    return r.callFunction(n, [t[0]], [t[1]]);
                case"\\uparrow":
                case"\\downarrow": {
                    const e = {type: "atom", text: n, mode: "math", family: "rel"}, o = {
                        type: "ordgroup",
                        mode: "math",
                        body: [r.callFunction("\\\\cdleft", [t[0]], []), r.callFunction("\\Big", [e], []), r.callFunction("\\\\cdright", [t[1]], [])]
                    };
                    return r.callFunction("\\\\cdparent", [o], [])
                }
                case"\\\\cdlongequal":
                    return r.callFunction("\\\\cdlongequal", [], []);
                case"\\Vert": {
                    const e = {type: "textord", text: "\\Vert", mode: "math"};
                    return r.callFunction("\\Big", [e], [])
                }
                default:
                    return {type: "textord", text: " ", mode: "math"}
            }
        }

        $e({
            type: "cdlabel", names: ["\\\\cdleft", "\\\\cdright"], props: {numArgs: 1}, handler(e, t) {
                let {parser: r, funcName: n} = e;
                return {type: "cdlabel", mode: r.mode, side: n.slice(4), label: t[0]}
            }, htmlBuilder(e, t) {
                const r = t.havingStyle(t.style.sup()), n = Pe.wrapFragment(ct(e.label, r, t), t);
                return n.classes.push("cd-label-" + e.side), n.style.bottom = F(.8 - n.depth), n.height = 0, n.depth = 0, n
            }, mathmlBuilder(e, t) {
                let r = new ft.MathNode("mrow", [St(e.label, t)]);
                return r = new ft.MathNode("mpadded", [r]), r.setAttribute("width", "0"), "left" === e.side && r.setAttribute("lspace", "-1width"), r.setAttribute("voffset", "0.7em"), r = new ft.MathNode("mstyle", [r]), r.setAttribute("displaystyle", "false"), r.setAttribute("scriptlevel", "1"), r
            }
        }), $e({
            type: "cdlabelparent", names: ["\\\\cdparent"], props: {numArgs: 1}, handler(e, t) {
                let {parser: r} = e;
                return {type: "cdlabelparent", mode: r.mode, fragment: t[0]}
            }, htmlBuilder(e, t) {
                const r = Pe.wrapFragment(ct(e.fragment, t), t);
                return r.classes.push("cd-vert-arrow"), r
            }, mathmlBuilder(e, t) {
                return new ft.MathNode("mrow", [St(e.fragment, t)])
            }
        }), $e({
            type: "textord", names: ["\\@char"], props: {numArgs: 1, allowedInText: !0}, handler(e, t) {
                let {parser: r} = e;
                const o = Rt(t[0], "ordgroup").body;
                let s = "";
                for (let e = 0; e < o.length; e++) {
                    s += Rt(o[e], "textord").text
                }
                let i, a = parseInt(s);
                if (isNaN(a)) throw new n("\\@char has non-numeric argument " + s);
                if (a < 0 || a >= 1114111) throw new n("\\@char with invalid code point " + s);
                return a <= 65535 ? i = String.fromCharCode(a) : (a -= 65536, i = String.fromCharCode(55296 + (a >> 10), 56320 + (1023 & a))), {
                    type: "textord",
                    mode: r.mode,
                    text: i
                }
            }
        });
        const _t = (e, t) => {
            const r = ot(e.body, t.withColor(e.color), !1);
            return Pe.makeFragment(r)
        }, jt = (e, t) => {
            const r = vt(e.body, t.withColor(e.color)), n = new ft.MathNode("mstyle", r);
            return n.setAttribute("mathcolor", e.color), n
        };
        $e({
            type: "color",
            names: ["\\textcolor"],
            props: {numArgs: 2, allowedInText: !0, argTypes: ["color", "original"]},
            handler(e, t) {
                let {parser: r} = e;
                const n = Rt(t[0], "color-token").color, o = t[1];
                return {type: "color", mode: r.mode, color: n, body: Je(o)}
            },
            htmlBuilder: _t,
            mathmlBuilder: jt
        }), $e({
            type: "color",
            names: ["\\color"],
            props: {numArgs: 1, allowedInText: !0, argTypes: ["color"]},
            handler(e, t) {
                let {parser: r, breakOnTokenText: n} = e;
                const o = Rt(t[0], "color-token").color;
                r.gullet.macros.set("\\current@color", o);
                const s = r.parseExpression(!0, n);
                return {type: "color", mode: r.mode, color: o, body: s}
            },
            htmlBuilder: _t,
            mathmlBuilder: jt
        }), $e({
            type: "cr",
            names: ["\\\\"],
            props: {numArgs: 0, numOptionalArgs: 0, allowedInText: !0},
            handler(e, t, r) {
                let {parser: n} = e;
                const o = "[" === n.gullet.future().text ? n.parseSizeGroup(!0) : null,
                    s = !n.settings.displayMode || !n.settings.useStrictBehavior("newLineInDisplayMode", "In LaTeX, \\\\ or \\newline does nothing in display mode");
                return {type: "cr", mode: n.mode, newLine: s, size: o && Rt(o, "size").value}
            },
            htmlBuilder(e, t) {
                const r = Pe.makeSpan(["mspace"], [], t);
                return e.newLine && (r.classes.push("newline"), e.size && (r.style.marginTop = F(P(e.size, t)))), r
            },
            mathmlBuilder(e, t) {
                const r = new ft.MathNode("mspace");
                return e.newLine && (r.setAttribute("linebreak", "newline"), e.size && r.setAttribute("height", F(P(e.size, t)))), r
            }
        });
        const $t = {
            "\\global": "\\global",
            "\\long": "\\\\globallong",
            "\\\\globallong": "\\\\globallong",
            "\\def": "\\gdef",
            "\\gdef": "\\gdef",
            "\\edef": "\\xdef",
            "\\xdef": "\\xdef",
            "\\let": "\\\\globallet",
            "\\futurelet": "\\\\globalfuture"
        }, Zt = e => {
            const t = e.text;
            if (/^(?:[\\{}$&#^_]|EOF)$/.test(t)) throw new n("Expected a control sequence", e);
            return t
        }, Kt = (e, t, r, n) => {
            let o = e.gullet.macros.get(r.text);
            null == o && (r.noexpand = !0, o = {
                tokens: [r],
                numArgs: 0,
                unexpandable: !e.gullet.isExpandable(r.text)
            }), e.gullet.macros.set(t, o, n)
        };
        $e({
            type: "internal",
            names: ["\\global", "\\long", "\\\\globallong"],
            props: {numArgs: 0, allowedInText: !0},
            handler(e) {
                let {parser: t, funcName: r} = e;
                t.consumeSpaces();
                const o = t.fetch();
                if ($t[o.text]) return "\\global" !== r && "\\\\globallong" !== r || (o.text = $t[o.text]), Rt(t.parseFunction(), "internal");
                throw new n("Invalid token after macro prefix", o)
            }
        }), $e({
            type: "internal",
            names: ["\\def", "\\gdef", "\\edef", "\\xdef"],
            props: {numArgs: 0, allowedInText: !0, primitive: !0},
            handler(e) {
                let {parser: t, funcName: r} = e, o = t.gullet.popToken();
                const s = o.text;
                if (/^(?:[\\{}$&#^_]|EOF)$/.test(s)) throw new n("Expected a control sequence", o);
                let i, a = 0;
                const l = [[]];
                for (; "{" !== t.gullet.future().text;) if (o = t.gullet.popToken(), "#" === o.text) {
                    if ("{" === t.gullet.future().text) {
                        i = t.gullet.future(), l[a].push("{");
                        break
                    }
                    if (o = t.gullet.popToken(), !/^[1-9]$/.test(o.text)) throw new n('Invalid argument number "' + o.text + '"');
                    if (parseInt(o.text) !== a + 1) throw new n('Argument number "' + o.text + '" out of order');
                    a++, l.push([])
                } else {
                    if ("EOF" === o.text) throw new n("Expected a macro definition");
                    l[a].push(o.text)
                }
                let {tokens: h} = t.gullet.consumeArg();
                return i && h.unshift(i), "\\edef" !== r && "\\xdef" !== r || (h = t.gullet.expandTokens(h), h.reverse()), t.gullet.macros.set(s, {
                    tokens: h,
                    numArgs: a,
                    delimiters: l
                }, r === $t[r]), {type: "internal", mode: t.mode}
            }
        }), $e({
            type: "internal",
            names: ["\\let", "\\\\globallet"],
            props: {numArgs: 0, allowedInText: !0, primitive: !0},
            handler(e) {
                let {parser: t, funcName: r} = e;
                const n = Zt(t.gullet.popToken());
                t.gullet.consumeSpaces();
                const o = (e => {
                    let t = e.gullet.popToken();
                    return "=" === t.text && (t = e.gullet.popToken(), " " === t.text && (t = e.gullet.popToken())), t
                })(t);
                return Kt(t, n, o, "\\\\globallet" === r), {type: "internal", mode: t.mode}
            }
        }), $e({
            type: "internal",
            names: ["\\futurelet", "\\\\globalfuture"],
            props: {numArgs: 0, allowedInText: !0, primitive: !0},
            handler(e) {
                let {parser: t, funcName: r} = e;
                const n = Zt(t.gullet.popToken()), o = t.gullet.popToken(), s = t.gullet.popToken();
                return Kt(t, n, s, "\\\\globalfuture" === r), t.gullet.pushToken(s), t.gullet.pushToken(o), {
                    type: "internal",
                    mode: t.mode
                }
            }
        });
        const Jt = function (e, t, r) {
                const n = N(se.math[e] && se.math[e].replace || e, t, r);
                if (!n) throw new Error("Unsupported symbol " + e + " and font size " + t + ".");
                return n
            }, Qt = function (e, t, r, n) {
                const o = r.havingBaseStyle(t), s = Pe.makeSpan(n.concat(o.sizingClasses(r)), [e], r),
                    i = o.sizeMultiplier / r.sizeMultiplier;
                return s.height *= i, s.depth *= i, s.maxFontSize = o.sizeMultiplier, s
            }, er = function (e, t, r) {
                const n = t.havingBaseStyle(r), o = (1 - t.sizeMultiplier / n.sizeMultiplier) * t.fontMetrics().axisHeight;
                e.classes.push("delimcenter"), e.style.top = F(o), e.height -= o, e.depth += o
            }, tr = function (e, t, r, n, o, s) {
                const i = function (e, t, r, n) {
                    return Pe.makeSymbol(e, "Size" + t + "-Regular", r, n)
                }(e, t, o, n), a = Qt(Pe.makeSpan(["delimsizing", "size" + t], [i], n), w.TEXT, n, s);
                return r && er(a, n, w.TEXT), a
            }, rr = function (e, t, r) {
                let n;
                n = "Size1-Regular" === t ? "delim-size1" : "delim-size4";
                return {
                    type: "elem",
                    elem: Pe.makeSpan(["delimsizinginner", n], [Pe.makeSpan([], [Pe.makeSymbol(e, t, r)])])
                }
            }, nr = function (e, t, r) {
                const n = T["Size4-Regular"][e.charCodeAt(0)] ? T["Size4-Regular"][e.charCodeAt(0)][4] : T["Size1-Regular"][e.charCodeAt(0)][4],
                    o = new Q("inner", function (e, t) {
                        switch (e) {
                            case"\u239c":
                                return "M291 0 H417 V" + t + " H291z M291 0 H417 V" + t + " H291z";
                            case"\u2223":
                                return "M145 0 H188 V" + t + " H145z M145 0 H188 V" + t + " H145z";
                            case"\u2225":
                                return "M145 0 H188 V" + t + " H145z M145 0 H188 V" + t + " H145zM367 0 H410 V" + t + " H367z M367 0 H410 V" + t + " H367z";
                            case"\u239f":
                                return "M457 0 H583 V" + t + " H457z M457 0 H583 V" + t + " H457z";
                            case"\u23a2":
                                return "M319 0 H403 V" + t + " H319z M319 0 H403 V" + t + " H319z";
                            case"\u23a5":
                                return "M263 0 H347 V" + t + " H263z M263 0 H347 V" + t + " H263z";
                            case"\u23aa":
                                return "M384 0 H504 V" + t + " H384z M384 0 H504 V" + t + " H384z";
                            case"\u23d0":
                                return "M312 0 H355 V" + t + " H312z M312 0 H355 V" + t + " H312z";
                            case"\u2016":
                                return "M257 0 H300 V" + t + " H257z M257 0 H300 V" + t + " H257zM478 0 H521 V" + t + " H478z M478 0 H521 V" + t + " H478z";
                            default:
                                return ""
                        }
                    }(e, Math.round(1e3 * t))), s = new J([o], {
                        width: F(n),
                        height: F(t),
                        style: "width:" + F(n),
                        viewBox: "0 0 " + 1e3 * n + " " + Math.round(1e3 * t),
                        preserveAspectRatio: "xMinYMin"
                    }), i = Pe.makeSvgSpan([], [s], r);
                return i.height = t, i.style.height = F(t), i.style.width = F(n), {type: "elem", elem: i}
            }, or = {type: "kern", size: -.008}, sr = ["|", "\\lvert", "\\rvert", "\\vert"],
            ir = ["\\|", "\\lVert", "\\rVert", "\\Vert"], ar = function (e, t, r, n, o, s) {
                let i, a, h, c, m = "", p = 0;
                i = h = c = e, a = null;
                let u = "Size1-Regular";
                "\\uparrow" === e ? h = c = "\u23d0" : "\\Uparrow" === e ? h = c = "\u2016" : "\\downarrow" === e ? i = h = "\u23d0" : "\\Downarrow" === e ? i = h = "\u2016" : "\\updownarrow" === e ? (i = "\\uparrow", h = "\u23d0", c = "\\downarrow") : "\\Updownarrow" === e ? (i = "\\Uparrow", h = "\u2016", c = "\\Downarrow") : l.contains(sr, e) ? (h = "\u2223", m = "vert", p = 333) : l.contains(ir, e) ? (h = "\u2225", m = "doublevert", p = 556) : "[" === e || "\\lbrack" === e ? (i = "\u23a1", h = "\u23a2", c = "\u23a3", u = "Size4-Regular", m = "lbrack", p = 667) : "]" === e || "\\rbrack" === e ? (i = "\u23a4", h = "\u23a5", c = "\u23a6", u = "Size4-Regular", m = "rbrack", p = 667) : "\\lfloor" === e || "\u230a" === e ? (h = i = "\u23a2", c = "\u23a3", u = "Size4-Regular", m = "lfloor", p = 667) : "\\lceil" === e || "\u2308" === e ? (i = "\u23a1", h = c = "\u23a2", u = "Size4-Regular", m = "lceil", p = 667) : "\\rfloor" === e || "\u230b" === e ? (h = i = "\u23a5", c = "\u23a6", u = "Size4-Regular", m = "rfloor", p = 667) : "\\rceil" === e || "\u2309" === e ? (i = "\u23a4", h = c = "\u23a5", u = "Size4-Regular", m = "rceil", p = 667) : "(" === e || "\\lparen" === e ? (i = "\u239b", h = "\u239c", c = "\u239d", u = "Size4-Regular", m = "lparen", p = 875) : ")" === e || "\\rparen" === e ? (i = "\u239e", h = "\u239f", c = "\u23a0", u = "Size4-Regular", m = "rparen", p = 875) : "\\{" === e || "\\lbrace" === e ? (i = "\u23a7", a = "\u23a8", c = "\u23a9", h = "\u23aa", u = "Size4-Regular") : "\\}" === e || "\\rbrace" === e ? (i = "\u23ab", a = "\u23ac", c = "\u23ad", h = "\u23aa", u = "Size4-Regular") : "\\lgroup" === e || "\u27ee" === e ? (i = "\u23a7", c = "\u23a9", h = "\u23aa", u = "Size4-Regular") : "\\rgroup" === e || "\u27ef" === e ? (i = "\u23ab", c = "\u23ad", h = "\u23aa", u = "Size4-Regular") : "\\lmoustache" === e || "\u23b0" === e ? (i = "\u23a7", c = "\u23ad", h = "\u23aa", u = "Size4-Regular") : "\\rmoustache" !== e && "\u23b1" !== e || (i = "\u23ab", c = "\u23a9", h = "\u23aa", u = "Size4-Regular");
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                    x = y.height + y.depth;
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                    const e = Jt(a, u, o);
                    v = e.height + e.depth, k = 2
                }
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                let z = n.fontMetrics().axisHeight;
                r && (z *= n.sizeMultiplier);
                const A = M / 2 - z, T = [];
                if (m.length > 0) {
                    const e = M - g - x, t = Math.round(1e3 * M), r = function (e, t) {
                            switch (e) {
                                case"lbrack":
                                    return "M403 1759 V84 H666 V0 H319 V1759 v" + t + " v1759 h347 v-84\nH403z M403 1759 V0 H319 V1759 v" + t + " v1759 h84z";
                                case"rbrack":
                                    return "M347 1759 V0 H0 V84 H263 V1759 v" + t + " v1759 H0 v84 H347z\nM347 1759 V0 H263 V1759 v" + t + " v1759 h84z";
                                case"vert":
                                    return "M145 15 v585 v" + t + " v585 c2.667,10,9.667,15,21,15\nc10,0,16.667,-5,20,-15 v-585 v" + -t + " v-585 c-2.667,-10,-9.667,-15,-21,-15\nc-10,0,-16.667,5,-20,15z M188 15 H145 v585 v" + t + " v585 h43z";
                                case"doublevert":
                                    return "M145 15 v585 v" + t + " v585 c2.667,10,9.667,15,21,15\nc10,0,16.667,-5,20,-15 v-585 v" + -t + " v-585 c-2.667,-10,-9.667,-15,-21,-15\nc-10,0,-16.667,5,-20,15z M188 15 H145 v585 v" + t + " v585 h43z\nM367 15 v585 v" + t + " v585 c2.667,10,9.667,15,21,15\nc10,0,16.667,-5,20,-15 v-585 v" + -t + " v-585 c-2.667,-10,-9.667,-15,-21,-15\nc-10,0,-16.667,5,-20,15z M410 15 H367 v585 v" + t + " v585 h43z";
                                case"lfloor":
                                    return "M319 602 V0 H403 V602 v" + t + " v1715 h263 v84 H319z\nMM319 602 V0 H403 V602 v" + t + " v1715 H319z";
                                case"rfloor":
                                    return "M319 602 V0 H403 V602 v" + t + " v1799 H0 v-84 H319z\nMM319 602 V0 H403 V602 v" + t + " v1715 H319z";
                                case"lceil":
                                    return "M403 1759 V84 H666 V0 H319 V1759 v" + t + " v602 h84z\nM403 1759 V0 H319 V1759 v" + t + " v602 h84z";
                                case"rceil":
                                    return "M347 1759 V0 H0 V84 H263 V1759 v" + t + " v602 h84z\nM347 1759 V0 h-84 V1759 v" + t + " v602 h84z";
                                case"lparen":
                                    return "M863,9c0,-2,-2,-5,-6,-9c0,0,-17,0,-17,0c-12.7,0,-19.3,0.3,-20,1\nc-5.3,5.3,-10.3,11,-15,17c-242.7,294.7,-395.3,682,-458,1162c-21.3,163.3,-33.3,349,\n-36,557 l0," + (t + 84) + "c0.2,6,0,26,0,60c2,159.3,10,310.7,24,454c53.3,528,210,\n949.7,470,1265c4.7,6,9.7,11.7,15,17c0.7,0.7,7,1,19,1c0,0,18,0,18,0c4,-4,6,-7,6,-9\nc0,-2.7,-3.3,-8.7,-10,-18c-135.3,-192.7,-235.5,-414.3,-300.5,-665c-65,-250.7,-102.5,\n-544.7,-112.5,-882c-2,-104,-3,-167,-3,-189\nl0,-" + (t + 92) + "c0,-162.7,5.7,-314,17,-454c20.7,-272,63.7,-513,129,-723c65.3,\n-210,155.3,-396.3,270,-559c6.7,-9.3,10,-15.3,10,-18z";
                                case"rparen":
                                    return "M76,0c-16.7,0,-25,3,-25,9c0,2,2,6.3,6,13c21.3,28.7,42.3,60.3,\n63,95c96.7,156.7,172.8,332.5,228.5,527.5c55.7,195,92.8,416.5,111.5,664.5\nc11.3,139.3,17,290.7,17,454c0,28,1.7,43,3.3,45l0," + (t + 9) + "\nc-3,4,-3.3,16.7,-3.3,38c0,162,-5.7,313.7,-17,455c-18.7,248,-55.8,469.3,-111.5,664\nc-55.7,194.7,-131.8,370.3,-228.5,527c-20.7,34.7,-41.7,66.3,-63,95c-2,3.3,-4,7,-6,11\nc0,7.3,5.7,11,17,11c0,0,11,0,11,0c9.3,0,14.3,-0.3,15,-1c5.3,-5.3,10.3,-11,15,-17\nc242.7,-294.7,395.3,-681.7,458,-1161c21.3,-164.7,33.3,-350.7,36,-558\nl0,-" + (t + 144) + "c-2,-159.3,-10,-310.7,-24,-454c-53.3,-528,-210,-949.7,\n-470,-1265c-4.7,-6,-9.7,-11.7,-15,-17c-0.7,-0.7,-6.7,-1,-18,-1z";
                                default:
                                    throw new Error("Unknown stretchy delimiter.")
                            }
                        }(m, Math.round(1e3 * e)), o = new Q(m, r), s = (p / 1e3).toFixed(3) + "em",
                        i = (t / 1e3).toFixed(3) + "em",
                        a = new J([o], {width: s, height: i, viewBox: "0 0 " + p + " " + t}),
                        l = Pe.makeSvgSpan([], [a], n);
                    l.height = t / 1e3, l.style.width = s, l.style.height = i, T.push({type: "elem", elem: l})
                } else {
                    if (T.push(rr(c, u, o)), T.push(or), null === a) {
                        const e = M - g - x + .016;
                        T.push(nr(h, e, n))
                    } else {
                        const e = (M - g - x - v) / 2 + .016;
                        T.push(nr(h, e, n)), T.push(or), T.push(rr(a, u, o)), T.push(or), T.push(nr(h, e, n))
                    }
                    T.push(or), T.push(rr(i, u, o))
                }
                const B = n.havingBaseStyle(w.TEXT),
                    C = Pe.makeVList({positionType: "bottom", positionData: A, children: T}, B);
                return Qt(Pe.makeSpan(["delimsizing", "mult"], [C], B), w.TEXT, n, s)
            }, lr = .08, hr = function (e, t, r, n, o) {
                const s = function (e, t, r) {
                    t *= 1e3;
                    let n = "";
                    switch (e) {
                        case"sqrtMain":
                            n = function (e, t) {
                                return "M95," + (622 + e + t) + "\nc-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5,-10,-9.5,-14\nc0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54\nc44.2,-33.3,65.8,-50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10\ns173,378,173,378c0.7,0,35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429\nc69,-144,104.5,-217.7,106.5,-221\nl" + e / 2.075 + " -" + e + "\nc5.3,-9.3,12,-14,20,-14\nH400000v" + (40 + e) + "H845.2724\ns-225.272,467,-225.272,467s-235,486,-235,486c-2.7,4.7,-9,7,-19,7\nc-6,0,-10,-1,-12,-3s-194,-422,-194,-422s-65,47,-65,47z\nM" + (834 + e) + " " + t + "h400000v" + (40 + e) + "h-400000z"
                            }(t, M);
                            break;
                        case"sqrtSize1":
                            n = function (e, t) {
                                return "M263," + (601 + e + t) + "c0.7,0,18,39.7,52,119\nc34,79.3,68.167,158.7,102.5,238c34.3,79.3,51.8,119.3,52.5,120\nc340,-704.7,510.7,-1060.3,512,-1067\nl" + e / 2.084 + " -" + e + "\nc4.7,-7.3,11,-11,19,-11\nH40000v" + (40 + e) + "H1012.3\ns-271.3,567,-271.3,567c-38.7,80.7,-84,175,-136,283c-52,108,-89.167,185.3,-111.5,232\nc-22.3,46.7,-33.8,70.3,-34.5,71c-4.7,4.7,-12.3,7,-23,7s-12,-1,-12,-1\ns-109,-253,-109,-253c-72.7,-168,-109.3,-252,-110,-252c-10.7,8,-22,16.7,-34,26\nc-22,17.3,-33.3,26,-34,26s-26,-26,-26,-26s76,-59,76,-59s76,-60,76,-60z\nM" + (1001 + e) + " " + t + "h400000v" + (40 + e) + "h-400000z"
                            }(t, M);
                            break;
                        case"sqrtSize2":
                            n = function (e, t) {
                                return "M983 " + (10 + e + t) + "\nl" + e / 3.13 + " -" + e + "\nc4,-6.7,10,-10,18,-10 H400000v" + (40 + e) + "\nH1013.1s-83.4,268,-264.1,840c-180.7,572,-277,876.3,-289,913c-4.7,4.7,-12.7,7,-24,7\ns-12,0,-12,0c-1.3,-3.3,-3.7,-11.7,-7,-25c-35.3,-125.3,-106.7,-373.3,-214,-744\nc-10,12,-21,25,-33,39s-32,39,-32,39c-6,-5.3,-15,-14,-27,-26s25,-30,25,-30\nc26.7,-32.7,52,-63,76,-91s52,-60,52,-60s208,722,208,722\nc56,-175.3,126.3,-397.3,211,-666c84.7,-268.7,153.8,-488.2,207.5,-658.5\nc53.7,-170.3,84.5,-266.8,92.5,-289.5z\nM" + (1001 + e) + " " + t + "h400000v" + (40 + e) + "h-400000z"
                            }(t, M);
                            break;
                        case"sqrtSize3":
                            n = function (e, t) {
                                return "M424," + (2398 + e + t) + "\nc-1.3,-0.7,-38.5,-172,-111.5,-514c-73,-342,-109.8,-513.3,-110.5,-514\nc0,-2,-10.7,14.3,-32,49c-4.7,7.3,-9.8,15.7,-15.5,25c-5.7,9.3,-9.8,16,-12.5,20\ns-5,7,-5,7c-4,-3.3,-8.3,-7.7,-13,-13s-13,-13,-13,-13s76,-122,76,-122s77,-121,77,-121\ns209,968,209,968c0,-2,84.7,-361.7,254,-1079c169.3,-717.3,254.7,-1077.7,256,-1081\nl" + e / 4.223 + " -" + e + "c4,-6.7,10,-10,18,-10 H400000\nv" + (40 + e) + "H1014.6\ns-87.3,378.7,-272.6,1166c-185.3,787.3,-279.3,1182.3,-282,1185\nc-2,6,-10,9,-24,9\nc-8,0,-12,-0.7,-12,-2z M" + (1001 + e) + " " + t + "\nh400000v" + (40 + e) + "h-400000z"
                            }(t, M);
                            break;
                        case"sqrtSize4":
                            n = function (e, t) {
                                return "M473," + (2713 + e + t) + "\nc339.3,-1799.3,509.3,-2700,510,-2702 l" + e / 5.298 + " -" + e + "\nc3.3,-7.3,9.3,-11,18,-11 H400000v" + (40 + e) + "H1017.7\ns-90.5,478,-276.2,1466c-185.7,988,-279.5,1483,-281.5,1485c-2,6,-10,9,-24,9\nc-8,0,-12,-0.7,-12,-2c0,-1.3,-5.3,-32,-16,-92c-50.7,-293.3,-119.7,-693.3,-207,-1200\nc0,-1.3,-5.3,8.7,-16,30c-10.7,21.3,-21.3,42.7,-32,64s-16,33,-16,33s-26,-26,-26,-26\ns76,-153,76,-153s77,-151,77,-151c0.7,0.7,35.7,202,105,604c67.3,400.7,102,602.7,104,\n606zM" + (1001 + e) + " " + t + "h400000v" + (40 + e) + "H1017.7z"
                            }(t, M);
                            break;
                        case"sqrtTall":
                            n = function (e, t, r) {
                                return "M702 " + (e + t) + "H400000" + (40 + e) + "\nH742v" + (r - 54 - t - e) + "l-4 4-4 4c-.667.7 -2 1.5-4 2.5s-4.167 1.833-6.5 2.5-5.5 1-9.5 1\nh-12l-28-84c-16.667-52-96.667 -294.333-240-727l-212 -643 -85 170\nc-4-3.333-8.333-7.667-13 -13l-13-13l77-155 77-156c66 199.333 139 419.667\n219 661 l218 661zM702 " + t + "H400000v" + (40 + e) + "H742z"
                            }(t, M, r)
                    }
                    return n
                }(e, n, r), i = new Q(e, s), a = new J([i], {
                    width: "400em",
                    height: F(t),
                    viewBox: "0 0 400000 " + r,
                    preserveAspectRatio: "xMinYMin slice"
                });
                return Pe.makeSvgSpan(["hide-tail"], [a], o)
            },
            cr = ["(", "\\lparen", ")", "\\rparen", "[", "\\lbrack", "]", "\\rbrack", "\\{", "\\lbrace", "\\}", "\\rbrace", "\\lfloor", "\\rfloor", "\u230a", "\u230b", "\\lceil", "\\rceil", "\u2308", "\u2309", "\\surd"],
            mr = ["\\uparrow", "\\downarrow", "\\updownarrow", "\\Uparrow", "\\Downarrow", "\\Updownarrow", "|", "\\|", "\\vert", "\\Vert", "\\lvert", "\\rvert", "\\lVert", "\\rVert", "\\lgroup", "\\rgroup", "\u27ee", "\u27ef", "\\lmoustache", "\\rmoustache", "\u23b0", "\u23b1"],
            pr = ["<", ">", "\\langle", "\\rangle", "/", "\\backslash", "\\lt", "\\gt"], ur = [0, 1.2, 1.8, 2.4, 3],
            dr = [{type: "small", style: w.SCRIPTSCRIPT}, {type: "small", style: w.SCRIPT}, {
                type: "small",
                style: w.TEXT
            }, {type: "large", size: 1}, {type: "large", size: 2}, {type: "large", size: 3}, {type: "large", size: 4}],
            gr = [{type: "small", style: w.SCRIPTSCRIPT}, {type: "small", style: w.SCRIPT}, {
                type: "small",
                style: w.TEXT
            }, {type: "stack"}], fr = [{type: "small", style: w.SCRIPTSCRIPT}, {type: "small", style: w.SCRIPT}, {
                type: "small",
                style: w.TEXT
            }, {type: "large", size: 1}, {type: "large", size: 2}, {type: "large", size: 3}, {
                type: "large",
                size: 4
            }, {type: "stack"}], br = function (e) {
                if ("small" === e.type) return "Main-Regular";
                if ("large" === e.type) return "Size" + e.size + "-Regular";
                if ("stack" === e.type) return "Size4-Regular";
                throw new Error("Add support for delim type '" + e.type + "' here.")
            }, yr = function (e, t, r, n) {
                for (let o = Math.min(2, 3 - n.style.size); o < r.length && "stack" !== r[o].type; o++) {
                    const s = Jt(e, br(r[o]), "math");
                    let i = s.height + s.depth;
                    if ("small" === r[o].type) {
                        i *= n.havingBaseStyle(r[o].style).sizeMultiplier
                    }
                    if (i > t) return r[o]
                }
                return r[r.length - 1]
            }, xr = function (e, t, r, n, o, s) {
                let i;
                "<" === e || "\\lt" === e || "\u27e8" === e ? e = "\\langle" : ">" !== e && "\\gt" !== e && "\u27e9" !== e || (e = "\\rangle"), i = l.contains(pr, e) ? dr : l.contains(cr, e) ? fr : gr;
                const a = yr(e, t, i, n);
                return "small" === a.type ? function (e, t, r, n, o, s) {
                    const i = Pe.makeSymbol(e, "Main-Regular", o, n), a = Qt(i, t, n, s);
                    return r && er(a, n, t), a
                }(e, a.style, r, n, o, s) : "large" === a.type ? tr(e, a.size, r, n, o, s) : ar(e, t, r, n, o, s)
            };
        var wr = {
            sqrtImage: function (e, t) {
                const r = t.havingBaseSizing(), n = yr("\\surd", e * r.sizeMultiplier, fr, r);
                let o = r.sizeMultiplier;
                const s = Math.max(0, t.minRuleThickness - t.fontMetrics().sqrtRuleThickness);
                let i, a, l = 0, h = 0, c = 0;
                return "small" === n.type ? (c = 1e3 + 1e3 * s + 80, e < 1 ? o = 1 : e < 1.4 && (o = .7), l = (1 + s + lr) / o, h = (1 + s) / o, i = hr("sqrtMain", l, c, s, t), i.style.minWidth = "0.853em", a = .833 / o) : "large" === n.type ? (c = 1080 * ur[n.size], h = (ur[n.size] + s) / o, l = (ur[n.size] + s + lr) / o, i = hr("sqrtSize" + n.size, l, c, s, t), i.style.minWidth = "1.02em", a = 1 / o) : (l = e + s + lr, h = e + s, c = Math.floor(1e3 * e + s) + 80, i = hr("sqrtTall", l, c, s, t), i.style.minWidth = "0.742em", a = 1.056), i.height = h, i.style.height = F(l), {
                    span: i,
                    advanceWidth: a,
                    ruleWidth: (t.fontMetrics().sqrtRuleThickness + s) * o
                }
            }, sizedDelim: function (e, t, r, o, s) {
                if ("<" === e || "\\lt" === e || "\u27e8" === e ? e = "\\langle" : ">" !== e && "\\gt" !== e && "\u27e9" !== e || (e = "\\rangle"), l.contains(cr, e) || l.contains(pr, e)) return tr(e, t, !1, r, o, s);
                if (l.contains(mr, e)) return ar(e, ur[t], !1, r, o, s);
                throw new n("Illegal delimiter: '" + e + "'")
            }, sizeToMaxHeight: ur, customSizedDelim: xr, leftRightDelim: function (e, t, r, n, o, s) {
                const i = n.fontMetrics().axisHeight * n.sizeMultiplier, a = 5 / n.fontMetrics().ptPerEm,
                    l = Math.max(t - i, r + i), h = Math.max(l / 500 * 901, 2 * l - a);
                return xr(e, h, !0, n, o, s)
            }
        };
        const vr = {
                "\\bigl": {mclass: "mopen", size: 1},
                "\\Bigl": {mclass: "mopen", size: 2},
                "\\biggl": {mclass: "mopen", size: 3},
                "\\Biggl": {mclass: "mopen", size: 4},
                "\\bigr": {mclass: "mclose", size: 1},
                "\\Bigr": {mclass: "mclose", size: 2},
                "\\biggr": {mclass: "mclose", size: 3},
                "\\Biggr": {mclass: "mclose", size: 4},
                "\\bigm": {mclass: "mrel", size: 1},
                "\\Bigm": {mclass: "mrel", size: 2},
                "\\biggm": {mclass: "mrel", size: 3},
                "\\Biggm": {mclass: "mrel", size: 4},
                "\\big": {mclass: "mord", size: 1},
                "\\Big": {mclass: "mord", size: 2},
                "\\bigg": {mclass: "mord", size: 3},
                "\\Bigg": {mclass: "mord", size: 4}
            },
            kr = ["(", "\\lparen", ")", "\\rparen", "[", "\\lbrack", "]", "\\rbrack", "\\{", "\\lbrace", "\\}", "\\rbrace", "\\lfloor", "\\rfloor", "\u230a", "\u230b", "\\lceil", "\\rceil", "\u2308", "\u2309", "<", ">", "\\langle", "\u27e8", "\\rangle", "\u27e9", "\\lt", "\\gt", "\\lvert", "\\rvert", "\\lVert", "\\rVert", "\\lgroup", "\\rgroup", "\u27ee", "\u27ef", "\\lmoustache", "\\rmoustache", "\u23b0", "\u23b1", "/", "\\backslash", "|", "\\vert", "\\|", "\\Vert", "\\uparrow", "\\Uparrow", "\\downarrow", "\\Downarrow", "\\updownarrow", "\\Updownarrow", "."];

        function Sr(e, t) {
            const r = Ot(e);
            if (r && l.contains(kr, r.text)) return r;
            throw new n(r ? "Invalid delimiter '" + r.text + "' after '" + t.funcName + "'" : "Invalid delimiter type '" + e.type + "'", e)
        }

        function Mr(e) {
            if (!e.body) throw new Error("Bug: The leftright ParseNode wasn't fully parsed.")
        }

        $e({
            type: "delimsizing",
            names: ["\\bigl", "\\Bigl", "\\biggl", "\\Biggl", "\\bigr", "\\Bigr", "\\biggr", "\\Biggr", "\\bigm", "\\Bigm", "\\biggm", "\\Biggm", "\\big", "\\Big", "\\bigg", "\\Bigg"],
            props: {numArgs: 1, argTypes: ["primitive"]},
            handler: (e, t) => {
                const r = Sr(t[0], e);
                return {
                    type: "delimsizing",
                    mode: e.parser.mode,
                    size: vr[e.funcName].size,
                    mclass: vr[e.funcName].mclass,
                    delim: r.text
                }
            },
            htmlBuilder: (e, t) => "." === e.delim ? Pe.makeSpan([e.mclass]) : wr.sizedDelim(e.delim, e.size, t, e.mode, [e.mclass]),
            mathmlBuilder: e => {
                const t = [];
                "." !== e.delim && t.push(bt(e.delim, e.mode));
                const r = new ft.MathNode("mo", t);
                "mopen" === e.mclass || "mclose" === e.mclass ? r.setAttribute("fence", "true") : r.setAttribute("fence", "false"), r.setAttribute("stretchy", "true");
                const n = F(wr.sizeToMaxHeight[e.size]);
                return r.setAttribute("minsize", n), r.setAttribute("maxsize", n), r
            }
        }), $e({
            type: "leftright-right", names: ["\\right"], props: {numArgs: 1, primitive: !0}, handler: (e, t) => {
                const r = e.parser.gullet.macros.get("\\current@color");
                if (r && "string" != typeof r) throw new n("\\current@color set to non-string in \\right");
                return {type: "leftright-right", mode: e.parser.mode, delim: Sr(t[0], e).text, color: r}
            }
        }), $e({
            type: "leftright", names: ["\\left"], props: {numArgs: 1, primitive: !0}, handler: (e, t) => {
                const r = Sr(t[0], e), n = e.parser;
                ++n.leftrightDepth;
                const o = n.parseExpression(!1);
                --n.leftrightDepth, n.expect("\\right", !1);
                const s = Rt(n.parseFunction(), "leftright-right");
                return {type: "leftright", mode: n.mode, body: o, left: r.text, right: s.delim, rightColor: s.color}
            }, htmlBuilder: (e, t) => {
                Mr(e);
                const r = ot(e.body, t, !0, ["mopen", "mclose"]);
                let n, o, s = 0, i = 0, a = !1;
                for (let e = 0; e < r.length; e++) r[e].isMiddle ? a = !0 : (s = Math.max(r[e].height, s), i = Math.max(r[e].depth, i));
                if (s *= t.sizeMultiplier, i *= t.sizeMultiplier, n = "." === e.left ? ht(t, ["mopen"]) : wr.leftRightDelim(e.left, s, i, t, e.mode, ["mopen"]), r.unshift(n), a) for (let t = 1; t < r.length; t++) {
                    const n = r[t].isMiddle;
                    n && (r[t] = wr.leftRightDelim(n.delim, s, i, n.options, e.mode, []))
                }
                if ("." === e.right) o = ht(t, ["mclose"]); else {
                    const r = e.rightColor ? t.withColor(e.rightColor) : t;
                    o = wr.leftRightDelim(e.right, s, i, r, e.mode, ["mclose"])
                }
                return r.push(o), Pe.makeSpan(["minner"], r, t)
            }, mathmlBuilder: (e, t) => {
                Mr(e);
                const r = vt(e.body, t);
                if ("." !== e.left) {
                    const t = new ft.MathNode("mo", [bt(e.left, e.mode)]);
                    t.setAttribute("fence", "true"), r.unshift(t)
                }
                if ("." !== e.right) {
                    const t = new ft.MathNode("mo", [bt(e.right, e.mode)]);
                    t.setAttribute("fence", "true"), e.rightColor && t.setAttribute("mathcolor", e.rightColor), r.push(t)
                }
                return yt(r)
            }
        }), $e({
            type: "middle", names: ["\\middle"], props: {numArgs: 1, primitive: !0}, handler: (e, t) => {
                const r = Sr(t[0], e);
                if (!e.parser.leftrightDepth) throw new n("\\middle without preceding \\left", r);
                return {type: "middle", mode: e.parser.mode, delim: r.text}
            }, htmlBuilder: (e, t) => {
                let r;
                if ("." === e.delim) r = ht(t, []); else {
                    r = wr.sizedDelim(e.delim, 1, t, e.mode, []);
                    const n = {delim: e.delim, options: t};
                    r.isMiddle = n
                }
                return r
            }, mathmlBuilder: (e, t) => {
                const r = "\\vert" === e.delim || "|" === e.delim ? bt("|", "text") : bt(e.delim, e.mode),
                    n = new ft.MathNode("mo", [r]);
                return n.setAttribute("fence", "true"), n.setAttribute("lspace", "0.05em"), n.setAttribute("rspace", "0.05em"), n
            }
        });
        const zr = (e, t) => {
            const r = Pe.wrapFragment(ct(e.body, t), t), n = e.label.slice(1);
            let o, s = t.sizeMultiplier, i = 0;
            const a = l.isCharacterBox(e.body);
            if ("sout" === n) o = Pe.makeSpan(["stretchy", "sout"]), o.height = t.fontMetrics().defaultRuleThickness / s, i = -.5 * t.fontMetrics().xHeight; else if ("phase" === n) {
                const e = P({number: .6, unit: "pt"}, t), n = P({number: .35, unit: "ex"}, t);
                s /= t.havingBaseSizing().sizeMultiplier;
                const a = r.height + r.depth + e + n;
                r.style.paddingLeft = F(a / 2 + e);
                const l = Math.floor(1e3 * a * s),
                    c = "M400000 " + (h = l) + " H0 L" + h / 2 + " 0 l65 45 L145 " + (h - 80) + " H400000z",
                    m = new J([new Q("phase", c)], {
                        width: "400em",
                        height: F(l / 1e3),
                        viewBox: "0 0 400000 " + l,
                        preserveAspectRatio: "xMinYMin slice"
                    });
                o = Pe.makeSvgSpan(["hide-tail"], [m], t), o.style.height = F(a), i = r.depth + e + n
            } else {
                /cancel/.test(n) ? a || r.classes.push("cancel-pad") : "angl" === n ? r.classes.push("anglpad") : r.classes.push("boxpad");
                let s = 0, l = 0, h = 0;
                /box/.test(n) ? (h = Math.max(t.fontMetrics().fboxrule, t.minRuleThickness), s = t.fontMetrics().fboxsep + ("colorbox" === n ? 0 : h), l = s) : "angl" === n ? (h = Math.max(t.fontMetrics().defaultRuleThickness, t.minRuleThickness), s = 4 * h, l = Math.max(0, .25 - r.depth)) : (s = a ? .2 : 0, l = s), o = Nt(r, n, s, l, t), /fbox|boxed|fcolorbox/.test(n) ? (o.style.borderStyle = "solid", o.style.borderWidth = F(h)) : "angl" === n && .049 !== h && (o.style.borderTopWidth = F(h), o.style.borderRightWidth = F(h)), i = r.depth + l, e.backgroundColor && (o.style.backgroundColor = e.backgroundColor, e.borderColor && (o.style.borderColor = e.borderColor))
            }
            var h;
            let c;
            if (e.backgroundColor) c = Pe.makeVList({
                positionType: "individualShift",
                children: [{type: "elem", elem: o, shift: i}, {type: "elem", elem: r, shift: 0}]
            }, t); else {
                const e = /cancel|phase/.test(n) ? ["svg-align"] : [];
                c = Pe.makeVList({
                    positionType: "individualShift",
                    children: [{type: "elem", elem: r, shift: 0}, {type: "elem", elem: o, shift: i, wrapperClasses: e}]
                }, t)
            }
            return /cancel/.test(n) && (c.height = r.height, c.depth = r.depth), /cancel/.test(n) && !a ? Pe.makeSpan(["mord", "cancel-lap"], [c], t) : Pe.makeSpan(["mord"], [c], t)
        }, Ar = (e, t) => {
            let r = 0;
            const n = new ft.MathNode(e.label.indexOf("colorbox") > -1 ? "mpadded" : "menclose", [St(e.body, t)]);
            switch (e.label) {
                case"\\cancel":
                    n.setAttribute("notation", "updiagonalstrike");
                    break;
                case"\\bcancel":
                    n.setAttribute("notation", "downdiagonalstrike");
                    break;
                case"\\phase":
                    n.setAttribute("notation", "phasorangle");
                    break;
                case"\\sout":
                    n.setAttribute("notation", "horizontalstrike");
                    break;
                case"\\fbox":
                    n.setAttribute("notation", "box");
                    break;
                case"\\angl":
                    n.setAttribute("notation", "actuarial");
                    break;
                case"\\fcolorbox":
                case"\\colorbox":
                    if (r = t.fontMetrics().fboxsep * t.fontMetrics().ptPerEm, n.setAttribute("width", "+" + 2 * r + "pt"), n.setAttribute("height", "+" + 2 * r + "pt"), n.setAttribute("lspace", r + "pt"), n.setAttribute("voffset", r + "pt"), "\\fcolorbox" === e.label) {
                        const r = Math.max(t.fontMetrics().fboxrule, t.minRuleThickness);
                        n.setAttribute("style", "border: " + r + "em solid " + String(e.borderColor))
                    }
                    break;
                case"\\xcancel":
                    n.setAttribute("notation", "updiagonalstrike downdiagonalstrike")
            }
            return e.backgroundColor && n.setAttribute("mathbackground", e.backgroundColor), n
        };
        $e({
            type: "enclose",
            names: ["\\colorbox"],
            props: {numArgs: 2, allowedInText: !0, argTypes: ["color", "text"]},
            handler(e, t, r) {
                let {parser: n, funcName: o} = e;
                const s = Rt(t[0], "color-token").color, i = t[1];
                return {type: "enclose", mode: n.mode, label: o, backgroundColor: s, body: i}
            },
            htmlBuilder: zr,
            mathmlBuilder: Ar
        }), $e({
            type: "enclose",
            names: ["\\fcolorbox"],
            props: {numArgs: 3, allowedInText: !0, argTypes: ["color", "color", "text"]},
            handler(e, t, r) {
                let {parser: n, funcName: o} = e;
                const s = Rt(t[0], "color-token").color, i = Rt(t[1], "color-token").color, a = t[2];
                return {type: "enclose", mode: n.mode, label: o, backgroundColor: i, borderColor: s, body: a}
            },
            htmlBuilder: zr,
            mathmlBuilder: Ar
        }), $e({
            type: "enclose",
            names: ["\\fbox"],
            props: {numArgs: 1, argTypes: ["hbox"], allowedInText: !0},
            handler(e, t) {
                let {parser: r} = e;
                return {type: "enclose", mode: r.mode, label: "\\fbox", body: t[0]}
            }
        }), $e({
            type: "enclose",
            names: ["\\cancel", "\\bcancel", "\\xcancel", "\\sout", "\\phase"],
            props: {numArgs: 1},
            handler(e, t) {
                let {parser: r, funcName: n} = e;
                const o = t[0];
                return {type: "enclose", mode: r.mode, label: n, body: o}
            },
            htmlBuilder: zr,
            mathmlBuilder: Ar
        }), $e({
            type: "enclose",
            names: ["\\angl"],
            props: {numArgs: 1, argTypes: ["hbox"], allowedInText: !1},
            handler(e, t) {
                let {parser: r} = e;
                return {type: "enclose", mode: r.mode, label: "\\angl", body: t[0]}
            }
        });
        const Tr = {};

        function Br(e) {
            let {type: t, names: r, props: n, handler: o, htmlBuilder: s, mathmlBuilder: i} = e;
            const a = {type: t, numArgs: n.numArgs || 0, allowedInText: !1, numOptionalArgs: 0, handler: o};
            for (let e = 0; e < r.length; ++e) Tr[r[e]] = a;
            s && (_e[t] = s), i && (je[t] = i)
        }

        const Cr = {};

        function Nr(e, t) {
            Cr[e] = t
        }

        class qr {
            constructor(e, t, r) {
                this.lexer = void 0, this.start = void 0, this.end = void 0, this.lexer = e, this.start = t, this.end = r
            }

            static range(e, t) {
                return t ? e && e.loc && t.loc && e.loc.lexer === t.loc.lexer ? new qr(e.loc.lexer, e.loc.start, t.loc.end) : null : e && e.loc
            }
        }

        class Ir {
            constructor(e, t) {
                this.text = void 0, this.loc = void 0, this.noexpand = void 0, this.treatAsRelax = void 0, this.text = e, this.loc = t
            }

            range(e, t) {
                return new Ir(t, qr.range(this, e))
            }
        }

        function Rr(e) {
            const t = [];
            e.consumeSpaces();
            let r = e.fetch().text;
            for ("\\relax" === r && (e.consume(), e.consumeSpaces(), r = e.fetch().text); "\\hline" === r || "\\hdashline" === r;) e.consume(), t.push("\\hdashline" === r), e.consumeSpaces(), r = e.fetch().text;
            return t
        }

        const Hr = e => {
            if (!e.parser.settings.displayMode) throw new n("{" + e.envName + "} can be used only in display mode.")
        };

        function Or(e) {
            if (-1 === e.indexOf("ed")) return -1 === e.indexOf("*")
        }

        function Er(e, t, r) {
            let {
                hskipBeforeAndAfter: o,
                addJot: s,
                cols: i,
                arraystretch: a,
                colSeparationType: l,
                autoTag: h,
                singleRow: c,
                emptySingleRow: m,
                maxNumCols: p,
                leqno: u
            } = t;
            if (e.gullet.beginGroup(), c || e.gullet.macros.set("\\cr", "\\\\\\relax"), !a) {
                const t = e.gullet.expandMacroAsText("\\arraystretch");
                if (null == t) a = 1; else if (a = parseFloat(t), !a || a < 0) throw new n("Invalid \\arraystretch: " + t)
            }
            e.gullet.beginGroup();
            let d = [];
            const g = [d], f = [], b = [], y = null != h ? [] : void 0;

            function x() {
                h && e.gullet.macros.set("\\@eqnsw", "1", !0)
            }

            function w() {
                y && (e.gullet.macros.get("\\df@tag") ? (y.push(e.subparse([new Ir("\\df@tag")])), e.gullet.macros.set("\\df@tag", void 0, !0)) : y.push(Boolean(h) && "1" === e.gullet.macros.get("\\@eqnsw")))
            }

            for (x(), b.push(Rr(e)); ;) {
                let t = e.parseExpression(!1, c ? "\\end" : "\\\\");
                e.gullet.endGroup(), e.gullet.beginGroup(), t = {
                    type: "ordgroup",
                    mode: e.mode,
                    body: t
                }, r && (t = {type: "styling", mode: e.mode, style: r, body: [t]}), d.push(t);
                const o = e.fetch().text;
                if ("&" === o) {
                    if (p && d.length === p) {
                        if (c || l) throw new n("Too many tab characters: &", e.nextToken);
                        e.settings.reportNonstrict("textEnv", "Too few columns specified in the {array} column argument.")
                    }
                    e.consume()
                } else {
                    if ("\\end" === o) {
                        w(), 1 === d.length && "styling" === t.type && 0 === t.body[0].body.length && (g.length > 1 || !m) && g.pop(), b.length < g.length + 1 && b.push([]);
                        break
                    }
                    if ("\\\\" !== o) throw new n("Expected & or \\\\ or \\cr or \\end", e.nextToken);
                    {
                        let t;
                        e.consume(), " " !== e.gullet.future().text && (t = e.parseSizeGroup(!0)), f.push(t ? t.value : null), w(), b.push(Rr(e)), d = [], g.push(d), x()
                    }
                }
            }
            return e.gullet.endGroup(), e.gullet.endGroup(), {
                type: "array",
                mode: e.mode,
                addJot: s,
                arraystretch: a,
                body: g,
                cols: i,
                rowGaps: f,
                hskipBeforeAndAfter: o,
                hLinesBeforeRow: b,
                colSeparationType: l,
                tags: y,
                leqno: u
            }
        }

        function Lr(e) {
            return "d" === e.slice(0, 1) ? "display" : "text"
        }

        const Dr = function (e, t) {
            let r, o;
            const s = e.body.length, i = e.hLinesBeforeRow;
            let a = 0, h = new Array(s);
            const c = [], m = Math.max(t.fontMetrics().arrayRuleWidth, t.minRuleThickness),
                p = 1 / t.fontMetrics().ptPerEm;
            let u = 5 * p;
            if (e.colSeparationType && "small" === e.colSeparationType) {
                u = t.havingStyle(w.SCRIPT).sizeMultiplier / t.sizeMultiplier * .2778
            }
            const d = "CD" === e.colSeparationType ? P({number: 3, unit: "ex"}, t) : 12 * p, g = 3 * p,
                f = e.arraystretch * d, b = .7 * f, y = .3 * f;
            let x = 0;

            function v(e) {
                for (let t = 0; t < e.length; ++t) t > 0 && (x += .25), c.push({pos: x, isDashed: e[t]})
            }

            for (v(i[0]), r = 0; r < e.body.length; ++r) {
                const n = e.body[r];
                let s = b, l = y;
                a < n.length && (a = n.length);
                const c = new Array(n.length);
                for (o = 0; o < n.length; ++o) {
                    const e = ct(n[o], t);
                    l < e.depth && (l = e.depth), s < e.height && (s = e.height), c[o] = e
                }
                const m = e.rowGaps[r];
                let p = 0;
                m && (p = P(m, t), p > 0 && (p += y, l < p && (l = p), p = 0)), e.addJot && (l += g), c.height = s, c.depth = l, x += s, c.pos = x, x += l + p, h[r] = c, v(i[r + 1])
            }
            const k = x / 2 + t.fontMetrics().axisHeight, S = e.cols || [], M = [];
            let z, A;
            const T = [];
            if (e.tags && e.tags.some((e => e))) for (r = 0; r < s; ++r) {
                const n = h[r], o = n.pos - k, s = e.tags[r];
                let i;
                i = !0 === s ? Pe.makeSpan(["eqn-num"], [], t) : !1 === s ? Pe.makeSpan([], [], t) : Pe.makeSpan([], ot(s, t, !0), t), i.depth = n.depth, i.height = n.height, T.push({
                    type: "elem",
                    elem: i,
                    shift: o
                })
            }
            for (o = 0, A = 0; o < a || A < S.length; ++o, ++A) {
                let i, c = S[A] || {}, p = !0;
                for (; "separator" === c.type;) {
                    if (p || (z = Pe.makeSpan(["arraycolsep"], []), z.style.width = F(t.fontMetrics().doubleRuleSep), M.push(z)), "|" !== c.separator && ":" !== c.separator) throw new n("Invalid separator type: " + c.separator);
                    {
                        const e = "|" === c.separator ? "solid" : "dashed",
                            r = Pe.makeSpan(["vertical-separator"], [], t);
                        r.style.height = F(x), r.style.borderRightWidth = F(m), r.style.borderRightStyle = e, r.style.margin = "0 " + F(-m / 2);
                        const n = x - k;
                        n && (r.style.verticalAlign = F(-n)), M.push(r)
                    }
                    A++, c = S[A] || {}, p = !1
                }
                if (o >= a) continue;
                (o > 0 || e.hskipBeforeAndAfter) && (i = l.deflt(c.pregap, u), 0 !== i && (z = Pe.makeSpan(["arraycolsep"], []), z.style.width = F(i), M.push(z)));
                let d = [];
                for (r = 0; r < s; ++r) {
                    const e = h[r], t = e[o];
                    if (!t) continue;
                    const n = e.pos - k;
                    t.depth = e.depth, t.height = e.height, d.push({type: "elem", elem: t, shift: n})
                }
                d = Pe.makeVList({
                    positionType: "individualShift",
                    children: d
                }, t), d = Pe.makeSpan(["col-align-" + (c.align || "c")], [d]), M.push(d), (o < a - 1 || e.hskipBeforeAndAfter) && (i = l.deflt(c.postgap, u), 0 !== i && (z = Pe.makeSpan(["arraycolsep"], []), z.style.width = F(i), M.push(z)))
            }
            if (h = Pe.makeSpan(["mtable"], M), c.length > 0) {
                const e = Pe.makeLineSpan("hline", t, m), r = Pe.makeLineSpan("hdashline", t, m),
                    n = [{type: "elem", elem: h, shift: 0}];
                for (; c.length > 0;) {
                    const t = c.pop(), o = t.pos - k;
                    t.isDashed ? n.push({type: "elem", elem: r, shift: o}) : n.push({type: "elem", elem: e, shift: o})
                }
                h = Pe.makeVList({positionType: "individualShift", children: n}, t)
            }
            if (0 === T.length) return Pe.makeSpan(["mord"], [h], t);
            {
                let e = Pe.makeVList({positionType: "individualShift", children: T}, t);
                return e = Pe.makeSpan(["tag"], [e], t), Pe.makeFragment([h, e])
            }
        }, Vr = {c: "center ", l: "left ", r: "right "}, Pr = function (e, t) {
            const r = [], n = new ft.MathNode("mtd", [], ["mtr-glue"]), o = new ft.MathNode("mtd", [], ["mml-eqn-num"]);
            for (let s = 0; s < e.body.length; s++) {
                const i = e.body[s], a = [];
                for (let e = 0; e < i.length; e++) a.push(new ft.MathNode("mtd", [St(i[e], t)]));
                e.tags && e.tags[s] && (a.unshift(n), a.push(n), e.leqno ? a.unshift(o) : a.push(o)), r.push(new ft.MathNode("mtr", a))
            }
            let s = new ft.MathNode("mtable", r);
            const i = .5 === e.arraystretch ? .1 : .16 + e.arraystretch - 1 + (e.addJot ? .09 : 0);
            s.setAttribute("rowspacing", F(i));
            let a = "", l = "";
            if (e.cols && e.cols.length > 0) {
                const t = e.cols;
                let r = "", n = !1, o = 0, i = t.length;
                "separator" === t[0].type && (a += "top ", o = 1), "separator" === t[t.length - 1].type && (a += "bottom ", i -= 1);
                for (let e = o; e < i; e++) "align" === t[e].type ? (l += Vr[t[e].align], n && (r += "none "), n = !0) : "separator" === t[e].type && n && (r += "|" === t[e].separator ? "solid " : "dashed ", n = !1);
                s.setAttribute("columnalign", l.trim()), /[sd]/.test(r) && s.setAttribute("columnlines", r.trim())
            }
            if ("align" === e.colSeparationType) {
                const t = e.cols || [];
                let r = "";
                for (let e = 1; e < t.length; e++) r += e % 2 ? "0em " : "1em ";
                s.setAttribute("columnspacing", r.trim())
            } else "alignat" === e.colSeparationType || "gather" === e.colSeparationType ? s.setAttribute("columnspacing", "0em") : "small" === e.colSeparationType ? s.setAttribute("columnspacing", "0.2778em") : "CD" === e.colSeparationType ? s.setAttribute("columnspacing", "0.5em") : s.setAttribute("columnspacing", "1em");
            let h = "";
            const c = e.hLinesBeforeRow;
            a += c[0].length > 0 ? "left " : "", a += c[c.length - 1].length > 0 ? "right " : "";
            for (let e = 1; e < c.length - 1; e++) h += 0 === c[e].length ? "none " : c[e][0] ? "dashed " : "solid ";
            return /[sd]/.test(h) && s.setAttribute("rowlines", h.trim()), "" !== a && (s = new ft.MathNode("menclose", [s]), s.setAttribute("notation", a.trim())), e.arraystretch && e.arraystretch < 1 && (s = new ft.MathNode("mstyle", [s]), s.setAttribute("scriptlevel", "1")), s
        }, Fr = function (e, t) {
            -1 === e.envName.indexOf("ed") && Hr(e);
            const r = [], o = e.envName.indexOf("at") > -1 ? "alignat" : "align", s = "split" === e.envName,
                i = Er(e.parser, {
                    cols: r,
                    addJot: !0,
                    autoTag: s ? void 0 : Or(e.envName),
                    emptySingleRow: !0,
                    colSeparationType: o,
                    maxNumCols: s ? 2 : void 0,
                    leqno: e.parser.settings.leqno
                }, "display");
            let a, l = 0;
            const h = {type: "ordgroup", mode: e.mode, body: []};
            if (t[0] && "ordgroup" === t[0].type) {
                let e = "";
                for (let r = 0; r < t[0].body.length; r++) {
                    e += Rt(t[0].body[r], "textord").text
                }
                a = Number(e), l = 2 * a
            }
            const c = !l;
            i.body.forEach((function (e) {
                for (let t = 1; t < e.length; t += 2) {
                    const r = Rt(e[t], "styling");
                    Rt(r.body[0], "ordgroup").body.unshift(h)
                }
                if (c) l < e.length && (l = e.length); else {
                    const t = e.length / 2;
                    if (a < t) throw new n("Too many math in a row: expected " + a + ", but got " + t, e[0])
                }
            }));
            for (let e = 0; e < l; ++e) {
                let t = "r", n = 0;
                e % 2 == 1 ? t = "l" : e > 0 && c && (n = 1), r[e] = {type: "align", align: t, pregap: n, postgap: 0}
            }
            return i.colSeparationType = c ? "align" : "alignat", i
        };
        Br({
            type: "array", names: ["array", "darray"], props: {numArgs: 1}, handler(e, t) {
                const r = (Ot(t[0]) ? [t[0]] : Rt(t[0], "ordgroup").body).map((function (e) {
                    const t = Ht(e).text;
                    if (-1 !== "lcr".indexOf(t)) return {type: "align", align: t};
                    if ("|" === t) return {type: "separator", separator: "|"};
                    if (":" === t) return {type: "separator", separator: ":"};
                    throw new n("Unknown column alignment: " + t, e)
                })), o = {cols: r, hskipBeforeAndAfter: !0, maxNumCols: r.length};
                return Er(e.parser, o, Lr(e.envName))
            }, htmlBuilder: Dr, mathmlBuilder: Pr
        }), Br({
            type: "array",
            names: ["matrix", "pmatrix", "bmatrix", "Bmatrix", "vmatrix", "Vmatrix", "matrix*", "pmatrix*", "bmatrix*", "Bmatrix*", "vmatrix*", "Vmatrix*"],
            props: {numArgs: 0},
            handler(e) {
                const t = {
                    matrix: null,
                    pmatrix: ["(", ")"],
                    bmatrix: ["[", "]"],
                    Bmatrix: ["\\{", "\\}"],
                    vmatrix: ["|", "|"],
                    Vmatrix: ["\\Vert", "\\Vert"]
                }[e.envName.replace("*", "")];
                let r = "c";
                const o = {hskipBeforeAndAfter: !1, cols: [{type: "align", align: r}]};
                if ("*" === e.envName.charAt(e.envName.length - 1)) {
                    const t = e.parser;
                    if (t.consumeSpaces(), "[" === t.fetch().text) {
                        if (t.consume(), t.consumeSpaces(), r = t.fetch().text, -1 === "lcr".indexOf(r)) throw new n("Expected l or c or r", t.nextToken);
                        t.consume(), t.consumeSpaces(), t.expect("]"), t.consume(), o.cols = [{type: "align", align: r}]
                    }
                }
                const s = Er(e.parser, o, Lr(e.envName)), i = Math.max(0, ...s.body.map((e => e.length)));
                return s.cols = new Array(i).fill({type: "align", align: r}), t ? {
                    type: "leftright",
                    mode: e.mode,
                    body: [s],
                    left: t[0],
                    right: t[1],
                    rightColor: void 0
                } : s
            },
            htmlBuilder: Dr,
            mathmlBuilder: Pr
        }), Br({
            type: "array", names: ["smallmatrix"], props: {numArgs: 0}, handler(e) {
                const t = Er(e.parser, {arraystretch: .5}, "script");
                return t.colSeparationType = "small", t
            }, htmlBuilder: Dr, mathmlBuilder: Pr
        }), Br({
            type: "array", names: ["subarray"], props: {numArgs: 1}, handler(e, t) {
                const r = (Ot(t[0]) ? [t[0]] : Rt(t[0], "ordgroup").body).map((function (e) {
                    const t = Ht(e).text;
                    if (-1 !== "lc".indexOf(t)) return {type: "align", align: t};
                    throw new n("Unknown column alignment: " + t, e)
                }));
                if (r.length > 1) throw new n("{subarray} can contain only one column");
                let o = {cols: r, hskipBeforeAndAfter: !1, arraystretch: .5};
                if (o = Er(e.parser, o, "script"), o.body.length > 0 && o.body[0].length > 1) throw new n("{subarray} can contain only one column");
                return o
            }, htmlBuilder: Dr, mathmlBuilder: Pr
        }), Br({
            type: "array", names: ["cases", "dcases", "rcases", "drcases"], props: {numArgs: 0}, handler(e) {
                const t = Er(e.parser, {
                    arraystretch: 1.2,
                    cols: [{type: "align", align: "l", pregap: 0, postgap: 1}, {
                        type: "align",
                        align: "l",
                        pregap: 0,
                        postgap: 0
                    }]
                }, Lr(e.envName));
                return {
                    type: "leftright",
                    mode: e.mode,
                    body: [t],
                    left: e.envName.indexOf("r") > -1 ? "." : "\\{",
                    right: e.envName.indexOf("r") > -1 ? "\\}" : ".",
                    rightColor: void 0
                }
            }, htmlBuilder: Dr, mathmlBuilder: Pr
        }), Br({
            type: "array",
            names: ["align", "align*", "aligned", "split"],
            props: {numArgs: 0},
            handler: Fr,
            htmlBuilder: Dr,
            mathmlBuilder: Pr
        }), Br({
            type: "array", names: ["gathered", "gather", "gather*"], props: {numArgs: 0}, handler(e) {
                l.contains(["gather", "gather*"], e.envName) && Hr(e);
                const t = {
                    cols: [{type: "align", align: "c"}],
                    addJot: !0,
                    colSeparationType: "gather",
                    autoTag: Or(e.envName),
                    emptySingleRow: !0,
                    leqno: e.parser.settings.leqno
                };
                return Er(e.parser, t, "display")
            }, htmlBuilder: Dr, mathmlBuilder: Pr
        }), Br({
            type: "array",
            names: ["alignat", "alignat*", "alignedat"],
            props: {numArgs: 1},
            handler: Fr,
            htmlBuilder: Dr,
            mathmlBuilder: Pr
        }), Br({
            type: "array", names: ["equation", "equation*"], props: {numArgs: 0}, handler(e) {
                Hr(e);
                const t = {
                    autoTag: Or(e.envName),
                    emptySingleRow: !0,
                    singleRow: !0,
                    maxNumCols: 1,
                    leqno: e.parser.settings.leqno
                };
                return Er(e.parser, t, "display")
            }, htmlBuilder: Dr, mathmlBuilder: Pr
        }), Br({
            type: "array", names: ["CD"], props: {numArgs: 0}, handler(e) {
                return Hr(e), function (e) {
                    const t = [];
                    for (e.gullet.beginGroup(), e.gullet.macros.set("\\cr", "\\\\\\relax"), e.gullet.beginGroup(); ;) {
                        t.push(e.parseExpression(!1, "\\\\")), e.gullet.endGroup(), e.gullet.beginGroup();
                        const r = e.fetch().text;
                        if ("&" !== r && "\\\\" !== r) {
                            if ("\\end" === r) {
                                0 === t[t.length - 1].length && t.pop();
                                break
                            }
                            throw new n("Expected \\\\ or \\cr or \\end", e.nextToken)
                        }
                        e.consume()
                    }
                    let r = [];
                    const o = [r];
                    for (let a = 0; a < t.length; a++) {
                        const l = t[a];
                        let h = {type: "styling", body: [], mode: "math", style: "display"};
                        for (let t = 0; t < l.length; t++) if (Xt(l[t])) {
                            r.push(h), t += 1;
                            const o = Ht(l[t]).text, a = new Array(2);
                            if (a[0] = {type: "ordgroup", mode: "math", body: []}, a[1] = {
                                type: "ordgroup",
                                mode: "math",
                                body: []
                            }, "=|.".indexOf(o) > -1) ; else {
                                if (!("<>AV".indexOf(o) > -1)) throw new n('Expected one of "<>AV=|." after @', l[t]);
                                for (let e = 0; e < 2; e++) {
                                    let r = !0;
                                    for (let h = t + 1; h < l.length; h++) {
                                        if (i = o, ("mathord" === (s = l[h]).type || "atom" === s.type) && s.text === i) {
                                            r = !1, t = h;
                                            break
                                        }
                                        if (Xt(l[h])) throw new n("Missing a " + o + " character to complete a CD arrow.", l[h]);
                                        a[e].body.push(l[h])
                                    }
                                    if (r) throw new n("Missing a " + o + " character to complete a CD arrow.", l[t])
                                }
                            }
                            const c = {type: "styling", body: [Wt(o, a, e)], mode: "math", style: "display"};
                            r.push(c), h = {type: "styling", body: [], mode: "math", style: "display"}
                        } else h.body.push(l[t]);
                        a % 2 == 0 ? r.push(h) : r.shift(), r = [], o.push(r)
                    }
                    var s, i;
                    return e.gullet.endGroup(), e.gullet.endGroup(), {
                        type: "array",
                        mode: "math",
                        body: o,
                        arraystretch: 1,
                        addJot: !0,
                        rowGaps: [null],
                        cols: new Array(o[0].length).fill({type: "align", align: "c", pregap: .25, postgap: .25}),
                        colSeparationType: "CD",
                        hLinesBeforeRow: new Array(o.length + 1).fill([])
                    }
                }(e.parser)
            }, htmlBuilder: Dr, mathmlBuilder: Pr
        }), Nr("\\nonumber", "\\gdef\\@eqnsw{0}"), Nr("\\notag", "\\nonumber"), $e({
            type: "text",
            names: ["\\hline", "\\hdashline"],
            props: {numArgs: 0, allowedInText: !0, allowedInMath: !0},
            handler(e, t) {
                throw new n(e.funcName + " valid only within array environment")
            }
        });
        var Gr = Tr;
        $e({
            type: "environment", names: ["\\begin", "\\end"], props: {numArgs: 1, argTypes: ["text"]}, handler(e, t) {
                let {parser: r, funcName: o} = e;
                const s = t[0];
                if ("ordgroup" !== s.type) throw new n("Invalid environment name", s);
                let i = "";
                for (let e = 0; e < s.body.length; ++e) i += Rt(s.body[e], "textord").text;
                if ("\\begin" === o) {
                    if (!Gr.hasOwnProperty(i)) throw new n("No such environment: " + i, s);
                    const e = Gr[i], {args: t, optArgs: o} = r.parseArguments("\\begin{" + i + "}", e),
                        a = {mode: r.mode, envName: i, parser: r}, l = e.handler(a, t, o);
                    r.expect("\\end", !1);
                    const h = r.nextToken, c = Rt(r.parseFunction(), "environment");
                    if (c.name !== i) throw new n("Mismatch: \\begin{" + i + "} matched by \\end{" + c.name + "}", h);
                    return l
                }
                return {type: "environment", mode: r.mode, name: i, nameGroup: s}
            }
        });
        const Ur = (e, t) => {
            const r = e.font, n = t.withFont(r);
            return ct(e.body, n)
        }, Yr = (e, t) => {
            const r = e.font, n = t.withFont(r);
            return St(e.body, n)
        }, Xr = {"\\Bbb": "\\mathbb", "\\bold": "\\mathbf", "\\frak": "\\mathfrak", "\\bm": "\\boldsymbol"};
        $e({
            type: "font",
            names: ["\\mathrm", "\\mathit", "\\mathbf", "\\mathnormal", "\\mathsfit", "\\mathbb", "\\mathcal", "\\mathfrak", "\\mathscr", "\\mathsf", "\\mathtt", "\\Bbb", "\\bold", "\\frak"],
            props: {numArgs: 1, allowedInArgument: !0},
            handler: (e, t) => {
                let {parser: r, funcName: n} = e;
                const o = Ke(t[0]);
                let s = n;
                return s in Xr && (s = Xr[s]), {type: "font", mode: r.mode, font: s.slice(1), body: o}
            },
            htmlBuilder: Ur,
            mathmlBuilder: Yr
        }), $e({
            type: "mclass", names: ["\\boldsymbol", "\\bm"], props: {numArgs: 1}, handler: (e, t) => {
                let {parser: r} = e;
                const n = t[0], o = l.isCharacterBox(n);
                return {
                    type: "mclass",
                    mode: r.mode,
                    mclass: Ut(n),
                    body: [{type: "font", mode: r.mode, font: "boldsymbol", body: n}],
                    isCharacterBox: o
                }
            }
        }), $e({
            type: "font",
            names: ["\\rm", "\\sf", "\\tt", "\\bf", "\\it", "\\cal"],
            props: {numArgs: 0, allowedInText: !0},
            handler: (e, t) => {
                let {parser: r, funcName: n, breakOnTokenText: o} = e;
                const {mode: s} = r, i = r.parseExpression(!0, o);
                return {
                    type: "font",
                    mode: s,
                    font: "math" + n.slice(1),
                    body: {type: "ordgroup", mode: r.mode, body: i}
                }
            },
            htmlBuilder: Ur,
            mathmlBuilder: Yr
        });
        const Wr = (e, t) => {
            let r = t;
            return "display" === e ? r = r.id >= w.SCRIPT.id ? r.text() : w.DISPLAY : "text" === e && r.size === w.DISPLAY.size ? r = w.TEXT : "script" === e ? r = w.SCRIPT : "scriptscript" === e && (r = w.SCRIPTSCRIPT), r
        }, _r = (e, t) => {
            const r = Wr(e.size, t.style), n = r.fracNum(), o = r.fracDen();
            let s;
            s = t.havingStyle(n);
            const i = ct(e.numer, s, t);
            if (e.continued) {
                const e = 8.5 / t.fontMetrics().ptPerEm, r = 3.5 / t.fontMetrics().ptPerEm;
                i.height = i.height < e ? e : i.height, i.depth = i.depth < r ? r : i.depth
            }
            s = t.havingStyle(o);
            const a = ct(e.denom, s, t);
            let l, h, c, m, p, u, d, g, f, b;
            if (e.hasBarLine ? (e.barSize ? (h = P(e.barSize, t), l = Pe.makeLineSpan("frac-line", t, h)) : l = Pe.makeLineSpan("frac-line", t), h = l.height, c = l.height) : (l = null, h = 0, c = t.fontMetrics().defaultRuleThickness), r.size === w.DISPLAY.size || "display" === e.size ? (m = t.fontMetrics().num1, p = h > 0 ? 3 * c : 7 * c, u = t.fontMetrics().denom1) : (h > 0 ? (m = t.fontMetrics().num2, p = c) : (m = t.fontMetrics().num3, p = 3 * c), u = t.fontMetrics().denom2), l) {
                const e = t.fontMetrics().axisHeight;
                m - i.depth - (e + .5 * h) < p && (m += p - (m - i.depth - (e + .5 * h))), e - .5 * h - (a.height - u) < p && (u += p - (e - .5 * h - (a.height - u)));
                const r = -(e - .5 * h);
                d = Pe.makeVList({
                    positionType: "individualShift",
                    children: [{type: "elem", elem: a, shift: u}, {type: "elem", elem: l, shift: r}, {
                        type: "elem",
                        elem: i,
                        shift: -m
                    }]
                }, t)
            } else {
                const e = m - i.depth - (a.height - u);
                e < p && (m += .5 * (p - e), u += .5 * (p - e)), d = Pe.makeVList({
                    positionType: "individualShift",
                    children: [{type: "elem", elem: a, shift: u}, {type: "elem", elem: i, shift: -m}]
                }, t)
            }
            return s = t.havingStyle(r), d.height *= s.sizeMultiplier / t.sizeMultiplier, d.depth *= s.sizeMultiplier / t.sizeMultiplier, g = r.size === w.DISPLAY.size ? t.fontMetrics().delim1 : r.size === w.SCRIPTSCRIPT.size ? t.havingStyle(w.SCRIPT).fontMetrics().delim2 : t.fontMetrics().delim2, f = null == e.leftDelim ? ht(t, ["mopen"]) : wr.customSizedDelim(e.leftDelim, g, !0, t.havingStyle(r), e.mode, ["mopen"]), b = e.continued ? Pe.makeSpan([]) : null == e.rightDelim ? ht(t, ["mclose"]) : wr.customSizedDelim(e.rightDelim, g, !0, t.havingStyle(r), e.mode, ["mclose"]), Pe.makeSpan(["mord"].concat(s.sizingClasses(t)), [f, Pe.makeSpan(["mfrac"], [d]), b], t)
        }, jr = (e, t) => {
            let r = new ft.MathNode("mfrac", [St(e.numer, t), St(e.denom, t)]);
            if (e.hasBarLine) {
                if (e.barSize) {
                    const n = P(e.barSize, t);
                    r.setAttribute("linethickness", F(n))
                }
            } else r.setAttribute("linethickness", "0px");
            const n = Wr(e.size, t.style);
            if (n.size !== t.style.size) {
                r = new ft.MathNode("mstyle", [r]);
                const e = n.size === w.DISPLAY.size ? "true" : "false";
                r.setAttribute("displaystyle", e), r.setAttribute("scriptlevel", "0")
            }
            if (null != e.leftDelim || null != e.rightDelim) {
                const t = [];
                if (null != e.leftDelim) {
                    const r = new ft.MathNode("mo", [new ft.TextNode(e.leftDelim.replace("\\", ""))]);
                    r.setAttribute("fence", "true"), t.push(r)
                }
                if (t.push(r), null != e.rightDelim) {
                    const r = new ft.MathNode("mo", [new ft.TextNode(e.rightDelim.replace("\\", ""))]);
                    r.setAttribute("fence", "true"), t.push(r)
                }
                return yt(t)
            }
            return r
        };
        $e({
            type: "genfrac",
            names: ["\\dfrac", "\\frac", "\\tfrac", "\\dbinom", "\\binom", "\\tbinom", "\\\\atopfrac", "\\\\bracefrac", "\\\\brackfrac"],
            props: {numArgs: 2, allowedInArgument: !0},
            handler: (e, t) => {
                let {parser: r, funcName: n} = e;
                const o = t[0], s = t[1];
                let i, a = null, l = null, h = "auto";
                switch (n) {
                    case"\\dfrac":
                    case"\\frac":
                    case"\\tfrac":
                        i = !0;
                        break;
                    case"\\\\atopfrac":
                        i = !1;
                        break;
                    case"\\dbinom":
                    case"\\binom":
                    case"\\tbinom":
                        i = !1, a = "(", l = ")";
                        break;
                    case"\\\\bracefrac":
                        i = !1, a = "\\{", l = "\\}";
                        break;
                    case"\\\\brackfrac":
                        i = !1, a = "[", l = "]";
                        break;
                    default:
                        throw new Error("Unrecognized genfrac command")
                }
                switch (n) {
                    case"\\dfrac":
                    case"\\dbinom":
                        h = "display";
                        break;
                    case"\\tfrac":
                    case"\\tbinom":
                        h = "text"
                }
                return {
                    type: "genfrac",
                    mode: r.mode,
                    continued: !1,
                    numer: o,
                    denom: s,
                    hasBarLine: i,
                    leftDelim: a,
                    rightDelim: l,
                    size: h,
                    barSize: null
                }
            },
            htmlBuilder: _r,
            mathmlBuilder: jr
        }), $e({
            type: "genfrac", names: ["\\cfrac"], props: {numArgs: 2}, handler: (e, t) => {
                let {parser: r, funcName: n} = e;
                const o = t[0], s = t[1];
                return {
                    type: "genfrac",
                    mode: r.mode,
                    continued: !0,
                    numer: o,
                    denom: s,
                    hasBarLine: !0,
                    leftDelim: null,
                    rightDelim: null,
                    size: "display",
                    barSize: null
                }
            }
        }), $e({
            type: "infix",
            names: ["\\over", "\\choose", "\\atop", "\\brace", "\\brack"],
            props: {numArgs: 0, infix: !0},
            handler(e) {
                let t, {parser: r, funcName: n, token: o} = e;
                switch (n) {
                    case"\\over":
                        t = "\\frac";
                        break;
                    case"\\choose":
                        t = "\\binom";
                        break;
                    case"\\atop":
                        t = "\\\\atopfrac";
                        break;
                    case"\\brace":
                        t = "\\\\bracefrac";
                        break;
                    case"\\brack":
                        t = "\\\\brackfrac";
                        break;
                    default:
                        throw new Error("Unrecognized infix genfrac command")
                }
                return {type: "infix", mode: r.mode, replaceWith: t, token: o}
            }
        });
        const $r = ["display", "text", "script", "scriptscript"], Zr = function (e) {
            let t = null;
            return e.length > 0 && (t = e, t = "." === t ? null : t), t
        };
        $e({
            type: "genfrac",
            names: ["\\genfrac"],
            props: {numArgs: 6, allowedInArgument: !0, argTypes: ["math", "math", "size", "text", "math", "math"]},
            handler(e, t) {
                let {parser: r} = e;
                const n = t[4], o = t[5], s = Ke(t[0]),
                    i = "atom" === s.type && "open" === s.family ? Zr(s.text) : null, a = Ke(t[1]),
                    l = "atom" === a.type && "close" === a.family ? Zr(a.text) : null, h = Rt(t[2], "size");
                let c, m = null;
                h.isBlank ? c = !0 : (m = h.value, c = m.number > 0);
                let p = "auto", u = t[3];
                if ("ordgroup" === u.type) {
                    if (u.body.length > 0) {
                        const e = Rt(u.body[0], "textord");
                        p = $r[Number(e.text)]
                    }
                } else u = Rt(u, "textord"), p = $r[Number(u.text)];
                return {
                    type: "genfrac",
                    mode: r.mode,
                    numer: n,
                    denom: o,
                    continued: !1,
                    hasBarLine: c,
                    barSize: m,
                    leftDelim: i,
                    rightDelim: l,
                    size: p
                }
            },
            htmlBuilder: _r,
            mathmlBuilder: jr
        }), $e({
            type: "infix", names: ["\\above"], props: {numArgs: 1, argTypes: ["size"], infix: !0}, handler(e, t) {
                let {parser: r, funcName: n, token: o} = e;
                return {
                    type: "infix",
                    mode: r.mode,
                    replaceWith: "\\\\abovefrac",
                    size: Rt(t[0], "size").value,
                    token: o
                }
            }
        }), $e({
            type: "genfrac",
            names: ["\\\\abovefrac"],
            props: {numArgs: 3, argTypes: ["math", "size", "math"]},
            handler: (e, t) => {
                let {parser: r, funcName: n} = e;
                const o = t[0], s = function (e) {
                    if (!e) throw new Error("Expected non-null, but got " + String(e));
                    return e
                }(Rt(t[1], "infix").size), i = t[2], a = s.number > 0;
                return {
                    type: "genfrac",
                    mode: r.mode,
                    numer: o,
                    denom: i,
                    continued: !1,
                    hasBarLine: a,
                    barSize: s,
                    leftDelim: null,
                    rightDelim: null,
                    size: "auto"
                }
            },
            htmlBuilder: _r,
            mathmlBuilder: jr
        });
        const Kr = (e, t) => {
            const r = t.style;
            let n, o;
            "supsub" === e.type ? (n = e.sup ? ct(e.sup, t.havingStyle(r.sup()), t) : ct(e.sub, t.havingStyle(r.sub()), t), o = Rt(e.base, "horizBrace")) : o = Rt(e, "horizBrace");
            const s = ct(o.base, t.havingBaseStyle(w.DISPLAY)), i = It(o, t);
            let a;
            if (o.isOver ? (a = Pe.makeVList({
                positionType: "firstBaseline",
                children: [{type: "elem", elem: s}, {type: "kern", size: .1}, {type: "elem", elem: i}]
            }, t), a.children[0].children[0].children[1].classes.push("svg-align")) : (a = Pe.makeVList({
                positionType: "bottom",
                positionData: s.depth + .1 + i.height,
                children: [{type: "elem", elem: i}, {type: "kern", size: .1}, {type: "elem", elem: s}]
            }, t), a.children[0].children[0].children[0].classes.push("svg-align")), n) {
                const e = Pe.makeSpan(["mord", o.isOver ? "mover" : "munder"], [a], t);
                a = o.isOver ? Pe.makeVList({
                    positionType: "firstBaseline",
                    children: [{type: "elem", elem: e}, {type: "kern", size: .2}, {type: "elem", elem: n}]
                }, t) : Pe.makeVList({
                    positionType: "bottom",
                    positionData: e.depth + .2 + n.height + n.depth,
                    children: [{type: "elem", elem: n}, {type: "kern", size: .2}, {type: "elem", elem: e}]
                }, t)
            }
            return Pe.makeSpan(["mord", o.isOver ? "mover" : "munder"], [a], t)
        };
        $e({
            type: "horizBrace", names: ["\\overbrace", "\\underbrace"], props: {numArgs: 1}, handler(e, t) {
                let {parser: r, funcName: n} = e;
                return {type: "horizBrace", mode: r.mode, label: n, isOver: /^\\over/.test(n), base: t[0]}
            }, htmlBuilder: Kr, mathmlBuilder: (e, t) => {
                const r = qt(e.label);
                return new ft.MathNode(e.isOver ? "mover" : "munder", [St(e.base, t), r])
            }
        }), $e({
            type: "href",
            names: ["\\href"],
            props: {numArgs: 2, argTypes: ["url", "original"], allowedInText: !0},
            handler: (e, t) => {
                let {parser: r} = e;
                const n = t[1], o = Rt(t[0], "url").url;
                return r.settings.isTrusted({command: "\\href", url: o}) ? {
                    type: "href",
                    mode: r.mode,
                    href: o,
                    body: Je(n)
                } : r.formatUnsupportedCmd("\\href")
            },
            htmlBuilder: (e, t) => {
                const r = ot(e.body, t, !1);
                return Pe.makeAnchor(e.href, [], r, t)
            },
            mathmlBuilder: (e, t) => {
                let r = kt(e.body, t);
                return r instanceof dt || (r = new dt("mrow", [r])), r.setAttribute("href", e.href), r
            }
        }), $e({
            type: "href",
            names: ["\\url"],
            props: {numArgs: 1, argTypes: ["url"], allowedInText: !0},
            handler: (e, t) => {
                let {parser: r} = e;
                const n = Rt(t[0], "url").url;
                if (!r.settings.isTrusted({command: "\\url", url: n})) return r.formatUnsupportedCmd("\\url");
                const o = [];
                for (let e = 0; e < n.length; e++) {
                    let t = n[e];
                    "~" === t && (t = "\\textasciitilde"), o.push({type: "textord", mode: "text", text: t})
                }
                const s = {type: "text", mode: r.mode, font: "\\texttt", body: o};
                return {type: "href", mode: r.mode, href: n, body: Je(s)}
            }
        }), $e({
            type: "hbox",
            names: ["\\hbox"],
            props: {numArgs: 1, argTypes: ["text"], allowedInText: !0, primitive: !0},
            handler(e, t) {
                let {parser: r} = e;
                return {type: "hbox", mode: r.mode, body: Je(t[0])}
            },
            htmlBuilder(e, t) {
                const r = ot(e.body, t, !1);
                return Pe.makeFragment(r)
            },
            mathmlBuilder(e, t) {
                return new ft.MathNode("mrow", vt(e.body, t))
            }
        }), $e({
            type: "html",
            names: ["\\htmlClass", "\\htmlId", "\\htmlStyle", "\\htmlData"],
            props: {numArgs: 2, argTypes: ["raw", "original"], allowedInText: !0},
            handler: (e, t) => {
                let {parser: r, funcName: o, token: s} = e;
                const i = Rt(t[0], "raw").string, a = t[1];
                let l;
                r.settings.strict && r.settings.reportNonstrict("htmlExtension", "HTML extension is disabled on strict mode");
                const h = {};
                switch (o) {
                    case"\\htmlClass":
                        h.class = i, l = {command: "\\htmlClass", class: i};
                        break;
                    case"\\htmlId":
                        h.id = i, l = {command: "\\htmlId", id: i};
                        break;
                    case"\\htmlStyle":
                        h.style = i, l = {command: "\\htmlStyle", style: i};
                        break;
                    case"\\htmlData": {
                        const e = i.split(",");
                        for (let t = 0; t < e.length; t++) {
                            const r = e[t].split("=");
                            if (2 !== r.length) throw new n("Error parsing key-value for \\htmlData");
                            h["data-" + r[0].trim()] = r[1].trim()
                        }
                        l = {command: "\\htmlData", attributes: h};
                        break
                    }
                    default:
                        throw new Error("Unrecognized html command")
                }
                return r.settings.isTrusted(l) ? {
                    type: "html",
                    mode: r.mode,
                    attributes: h,
                    body: Je(a)
                } : r.formatUnsupportedCmd(o)
            },
            htmlBuilder: (e, t) => {
                const r = ot(e.body, t, !1), n = ["enclosing"];
                e.attributes.class && n.push(...e.attributes.class.trim().split(/\s+/));
                const o = Pe.makeSpan(n, r, t);
                for (const t in e.attributes) "class" !== t && e.attributes.hasOwnProperty(t) && o.setAttribute(t, e.attributes[t]);
                return o
            },
            mathmlBuilder: (e, t) => kt(e.body, t)
        }), $e({
            type: "htmlmathml",
            names: ["\\html@mathml"],
            props: {numArgs: 2, allowedInText: !0},
            handler: (e, t) => {
                let {parser: r} = e;
                return {type: "htmlmathml", mode: r.mode, html: Je(t[0]), mathml: Je(t[1])}
            },
            htmlBuilder: (e, t) => {
                const r = ot(e.html, t, !1);
                return Pe.makeFragment(r)
            },
            mathmlBuilder: (e, t) => kt(e.mathml, t)
        });
        const Jr = function (e) {
            if (/^[-+]? *(\d+(\.\d*)?|\.\d+)$/.test(e)) return {number: +e, unit: "bp"};
            {
                const t = /([-+]?) *(\d+(?:\.\d*)?|\.\d+) *([a-z]{2})/.exec(e);
                if (!t) throw new n("Invalid size: '" + e + "' in \\includegraphics");
                const r = {number: +(t[1] + t[2]), unit: t[3]};
                if (!V(r)) throw new n("Invalid unit: '" + r.unit + "' in \\includegraphics.");
                return r
            }
        };
        $e({
            type: "includegraphics",
            names: ["\\includegraphics"],
            props: {numArgs: 1, numOptionalArgs: 1, argTypes: ["raw", "url"], allowedInText: !1},
            handler: (e, t, r) => {
                let {parser: o} = e, s = {number: 0, unit: "em"}, i = {number: .9, unit: "em"},
                    a = {number: 0, unit: "em"}, l = "";
                if (r[0]) {
                    const e = Rt(r[0], "raw").string.split(",");
                    for (let t = 0; t < e.length; t++) {
                        const r = e[t].split("=");
                        if (2 === r.length) {
                            const e = r[1].trim();
                            switch (r[0].trim()) {
                                case"alt":
                                    l = e;
                                    break;
                                case"width":
                                    s = Jr(e);
                                    break;
                                case"height":
                                    i = Jr(e);
                                    break;
                                case"totalheight":
                                    a = Jr(e);
                                    break;
                                default:
                                    throw new n("Invalid key: '" + r[0] + "' in \\includegraphics.")
                            }
                        }
                    }
                }
                const h = Rt(t[0], "url").url;
                return "" === l && (l = h, l = l.replace(/^.*[\\/]/, ""), l = l.substring(0, l.lastIndexOf("."))), o.settings.isTrusted({
                    command: "\\includegraphics",
                    url: h
                }) ? {
                    type: "includegraphics",
                    mode: o.mode,
                    alt: l,
                    width: s,
                    height: i,
                    totalheight: a,
                    src: h
                } : o.formatUnsupportedCmd("\\includegraphics")
            },
            htmlBuilder: (e, t) => {
                const r = P(e.height, t);
                let n = 0;
                e.totalheight.number > 0 && (n = P(e.totalheight, t) - r);
                let o = 0;
                e.width.number > 0 && (o = P(e.width, t));
                const s = {height: F(r + n)};
                o > 0 && (s.width = F(o)), n > 0 && (s.verticalAlign = F(-n));
                const i = new $(e.src, e.alt, s);
                return i.height = r, i.depth = n, i
            },
            mathmlBuilder: (e, t) => {
                const r = new ft.MathNode("mglyph", []);
                r.setAttribute("alt", e.alt);
                const n = P(e.height, t);
                let o = 0;
                if (e.totalheight.number > 0 && (o = P(e.totalheight, t) - n, r.setAttribute("valign", F(-o))), r.setAttribute("height", F(n + o)), e.width.number > 0) {
                    const n = P(e.width, t);
                    r.setAttribute("width", F(n))
                }
                return r.setAttribute("src", e.src), r
            }
        }), $e({
            type: "kern",
            names: ["\\kern", "\\mkern", "\\hskip", "\\mskip"],
            props: {numArgs: 1, argTypes: ["size"], primitive: !0, allowedInText: !0},
            handler(e, t) {
                let {parser: r, funcName: n} = e;
                const o = Rt(t[0], "size");
                if (r.settings.strict) {
                    const e = "m" === n[1], t = "mu" === o.value.unit;
                    e ? (t || r.settings.reportNonstrict("mathVsTextUnits", "LaTeX's " + n + " supports only mu units, not " + o.value.unit + " units"), "math" !== r.mode && r.settings.reportNonstrict("mathVsTextUnits", "LaTeX's " + n + " works only in math mode")) : t && r.settings.reportNonstrict("mathVsTextUnits", "LaTeX's " + n + " doesn't support mu units")
                }
                return {type: "kern", mode: r.mode, dimension: o.value}
            },
            htmlBuilder(e, t) {
                return Pe.makeGlue(e.dimension, t)
            },
            mathmlBuilder(e, t) {
                const r = P(e.dimension, t);
                return new ft.SpaceNode(r)
            }
        }), $e({
            type: "lap",
            names: ["\\mathllap", "\\mathrlap", "\\mathclap"],
            props: {numArgs: 1, allowedInText: !0},
            handler: (e, t) => {
                let {parser: r, funcName: n} = e;
                const o = t[0];
                return {type: "lap", mode: r.mode, alignment: n.slice(5), body: o}
            },
            htmlBuilder: (e, t) => {
                let r;
                "clap" === e.alignment ? (r = Pe.makeSpan([], [ct(e.body, t)]), r = Pe.makeSpan(["inner"], [r], t)) : r = Pe.makeSpan(["inner"], [ct(e.body, t)]);
                const n = Pe.makeSpan(["fix"], []);
                let o = Pe.makeSpan([e.alignment], [r, n], t);
                const s = Pe.makeSpan(["strut"]);
                return s.style.height = F(o.height + o.depth), o.depth && (s.style.verticalAlign = F(-o.depth)), o.children.unshift(s), o = Pe.makeSpan(["thinbox"], [o], t), Pe.makeSpan(["mord", "vbox"], [o], t)
            },
            mathmlBuilder: (e, t) => {
                const r = new ft.MathNode("mpadded", [St(e.body, t)]);
                if ("rlap" !== e.alignment) {
                    const t = "llap" === e.alignment ? "-1" : "-0.5";
                    r.setAttribute("lspace", t + "width")
                }
                return r.setAttribute("width", "0px"), r
            }
        }), $e({
            type: "styling",
            names: ["\\(", "$"],
            props: {numArgs: 0, allowedInText: !0, allowedInMath: !1},
            handler(e, t) {
                let {funcName: r, parser: n} = e;
                const o = n.mode;
                n.switchMode("math");
                const s = "\\(" === r ? "\\)" : "$", i = n.parseExpression(!1, s);
                return n.expect(s), n.switchMode(o), {type: "styling", mode: n.mode, style: "text", body: i}
            }
        }), $e({
            type: "text",
            names: ["\\)", "\\]"],
            props: {numArgs: 0, allowedInText: !0, allowedInMath: !1},
            handler(e, t) {
                throw new n("Mismatched " + e.funcName)
            }
        });
        const Qr = (e, t) => {
            switch (t.style.size) {
                case w.DISPLAY.size:
                    return e.display;
                case w.TEXT.size:
                    return e.text;
                case w.SCRIPT.size:
                    return e.script;
                case w.SCRIPTSCRIPT.size:
                    return e.scriptscript;
                default:
                    return e.text
            }
        };
        $e({
            type: "mathchoice", names: ["\\mathchoice"], props: {numArgs: 4, primitive: !0}, handler: (e, t) => {
                let {parser: r} = e;
                return {
                    type: "mathchoice",
                    mode: r.mode,
                    display: Je(t[0]),
                    text: Je(t[1]),
                    script: Je(t[2]),
                    scriptscript: Je(t[3])
                }
            }, htmlBuilder: (e, t) => {
                const r = Qr(e, t), n = ot(r, t, !1);
                return Pe.makeFragment(n)
            }, mathmlBuilder: (e, t) => {
                const r = Qr(e, t);
                return kt(r, t)
            }
        });
        const en = (e, t, r, n, o, s, i) => {
            e = Pe.makeSpan([], [e]);
            const a = r && l.isCharacterBox(r);
            let h, c, m;
            if (t) {
                const e = ct(t, n.havingStyle(o.sup()), n);
                c = {elem: e, kern: Math.max(n.fontMetrics().bigOpSpacing1, n.fontMetrics().bigOpSpacing3 - e.depth)}
            }
            if (r) {
                const e = ct(r, n.havingStyle(o.sub()), n);
                h = {elem: e, kern: Math.max(n.fontMetrics().bigOpSpacing2, n.fontMetrics().bigOpSpacing4 - e.height)}
            }
            if (c && h) {
                const t = n.fontMetrics().bigOpSpacing5 + h.elem.height + h.elem.depth + h.kern + e.depth + i;
                m = Pe.makeVList({
                    positionType: "bottom",
                    positionData: t,
                    children: [{type: "kern", size: n.fontMetrics().bigOpSpacing5}, {
                        type: "elem",
                        elem: h.elem,
                        marginLeft: F(-s)
                    }, {type: "kern", size: h.kern}, {type: "elem", elem: e}, {
                        type: "kern",
                        size: c.kern
                    }, {type: "elem", elem: c.elem, marginLeft: F(s)}, {
                        type: "kern",
                        size: n.fontMetrics().bigOpSpacing5
                    }]
                }, n)
            } else if (h) {
                const t = e.height - i;
                m = Pe.makeVList({
                    positionType: "top",
                    positionData: t,
                    children: [{type: "kern", size: n.fontMetrics().bigOpSpacing5}, {
                        type: "elem",
                        elem: h.elem,
                        marginLeft: F(-s)
                    }, {type: "kern", size: h.kern}, {type: "elem", elem: e}]
                }, n)
            } else {
                if (!c) return e;
                {
                    const t = e.depth + i;
                    m = Pe.makeVList({
                        positionType: "bottom",
                        positionData: t,
                        children: [{type: "elem", elem: e}, {type: "kern", size: c.kern}, {
                            type: "elem",
                            elem: c.elem,
                            marginLeft: F(s)
                        }, {type: "kern", size: n.fontMetrics().bigOpSpacing5}]
                    }, n)
                }
            }
            const p = [m];
            if (h && 0 !== s && !a) {
                const e = Pe.makeSpan(["mspace"], [], n);
                e.style.marginRight = F(s), p.unshift(e)
            }
            return Pe.makeSpan(["mop", "op-limits"], p, n)
        }, tn = ["\\smallint"], rn = (e, t) => {
            let r, n, o, s = !1;
            "supsub" === e.type ? (r = e.sup, n = e.sub, o = Rt(e.base, "op"), s = !0) : o = Rt(e, "op");
            const i = t.style;
            let a, h = !1;
            if (i.size === w.DISPLAY.size && o.symbol && !l.contains(tn, o.name) && (h = !0), o.symbol) {
                const e = h ? "Size2-Regular" : "Size1-Regular";
                let r = "";
                if ("\\oiint" !== o.name && "\\oiiint" !== o.name || (r = o.name.slice(1), o.name = "oiint" === r ? "\\iint" : "\\iiint"), a = Pe.makeSymbol(o.name, e, "math", t, ["mop", "op-symbol", h ? "large-op" : "small-op"]), r.length > 0) {
                    const e = a.italic, n = Pe.staticSvg(r + "Size" + (h ? "2" : "1"), t);
                    a = Pe.makeVList({
                        positionType: "individualShift",
                        children: [{type: "elem", elem: a, shift: 0}, {type: "elem", elem: n, shift: h ? .08 : 0}]
                    }, t), o.name = "\\" + r, a.classes.unshift("mop"), a.italic = e
                }
            } else if (o.body) {
                const e = ot(o.body, t, !0);
                1 === e.length && e[0] instanceof K ? (a = e[0], a.classes[0] = "mop") : a = Pe.makeSpan(["mop"], e, t)
            } else {
                const e = [];
                for (let r = 1; r < o.name.length; r++) e.push(Pe.mathsym(o.name[r], o.mode, t));
                a = Pe.makeSpan(["mop"], e, t)
            }
            let c = 0, m = 0;
            return (a instanceof K || "\\oiint" === o.name || "\\oiiint" === o.name) && !o.suppressBaseShift && (c = (a.height - a.depth) / 2 - t.fontMetrics().axisHeight, m = a.italic), s ? en(a, r, n, t, i, m, c) : (c && (a.style.position = "relative", a.style.top = F(c)), a)
        }, nn = (e, t) => {
            let r;
            if (e.symbol) r = new dt("mo", [bt(e.name, e.mode)]), l.contains(tn, e.name) && r.setAttribute("largeop", "false"); else if (e.body) r = new dt("mo", vt(e.body, t)); else {
                r = new dt("mi", [new gt(e.name.slice(1))]);
                const t = new dt("mo", [bt("\u2061", "text")]);
                r = e.parentIsSupSub ? new dt("mrow", [r, t]) : ut([r, t])
            }
            return r
        }, on = {
            "\u220f": "\\prod",
            "\u2210": "\\coprod",
            "\u2211": "\\sum",
            "\u22c0": "\\bigwedge",
            "\u22c1": "\\bigvee",
            "\u22c2": "\\bigcap",
            "\u22c3": "\\bigcup",
            "\u2a00": "\\bigodot",
            "\u2a01": "\\bigoplus",
            "\u2a02": "\\bigotimes",
            "\u2a04": "\\biguplus",
            "\u2a06": "\\bigsqcup"
        };
        $e({
            type: "op",
            names: ["\\coprod", "\\bigvee", "\\bigwedge", "\\biguplus", "\\bigcap", "\\bigcup", "\\intop", "\\prod", "\\sum", "\\bigotimes", "\\bigoplus", "\\bigodot", "\\bigsqcup", "\\smallint", "\u220f", "\u2210", "\u2211", "\u22c0", "\u22c1", "\u22c2", "\u22c3", "\u2a00", "\u2a01", "\u2a02", "\u2a04", "\u2a06"],
            props: {numArgs: 0},
            handler: (e, t) => {
                let {parser: r, funcName: n} = e, o = n;
                return 1 === o.length && (o = on[o]), {
                    type: "op",
                    mode: r.mode,
                    limits: !0,
                    parentIsSupSub: !1,
                    symbol: !0,
                    name: o
                }
            },
            htmlBuilder: rn,
            mathmlBuilder: nn
        }), $e({
            type: "op", names: ["\\mathop"], props: {numArgs: 1, primitive: !0}, handler: (e, t) => {
                let {parser: r} = e;
                const n = t[0];
                return {type: "op", mode: r.mode, limits: !1, parentIsSupSub: !1, symbol: !1, body: Je(n)}
            }, htmlBuilder: rn, mathmlBuilder: nn
        });
        const sn = {
            "\u222b": "\\int",
            "\u222c": "\\iint",
            "\u222d": "\\iiint",
            "\u222e": "\\oint",
            "\u222f": "\\oiint",
            "\u2230": "\\oiiint"
        };
        $e({
            type: "op",
            names: ["\\arcsin", "\\arccos", "\\arctan", "\\arctg", "\\arcctg", "\\arg", "\\ch", "\\cos", "\\cosec", "\\cosh", "\\cot", "\\cotg", "\\coth", "\\csc", "\\ctg", "\\cth", "\\deg", "\\dim", "\\exp", "\\hom", "\\ker", "\\lg", "\\ln", "\\log", "\\sec", "\\sin", "\\sinh", "\\sh", "\\tan", "\\tanh", "\\tg", "\\th"],
            props: {numArgs: 0},
            handler(e) {
                let {parser: t, funcName: r} = e;
                return {type: "op", mode: t.mode, limits: !1, parentIsSupSub: !1, symbol: !1, name: r}
            },
            htmlBuilder: rn,
            mathmlBuilder: nn
        }), $e({
            type: "op",
            names: ["\\det", "\\gcd", "\\inf", "\\lim", "\\max", "\\min", "\\Pr", "\\sup"],
            props: {numArgs: 0},
            handler(e) {
                let {parser: t, funcName: r} = e;
                return {type: "op", mode: t.mode, limits: !0, parentIsSupSub: !1, symbol: !1, name: r}
            },
            htmlBuilder: rn,
            mathmlBuilder: nn
        }), $e({
            type: "op",
            names: ["\\int", "\\iint", "\\iiint", "\\oint", "\\oiint", "\\oiiint", "\u222b", "\u222c", "\u222d", "\u222e", "\u222f", "\u2230"],
            props: {numArgs: 0},
            handler(e) {
                let {parser: t, funcName: r} = e, n = r;
                return 1 === n.length && (n = sn[n]), {
                    type: "op",
                    mode: t.mode,
                    limits: !1,
                    parentIsSupSub: !1,
                    symbol: !0,
                    name: n
                }
            },
            htmlBuilder: rn,
            mathmlBuilder: nn
        });
        const an = (e, t) => {
            let r, n, o, s, i = !1;
            if ("supsub" === e.type ? (r = e.sup, n = e.sub, o = Rt(e.base, "operatorname"), i = !0) : o = Rt(e, "operatorname"), o.body.length > 0) {
                const e = o.body.map((e => {
                    const t = e.text;
                    return "string" == typeof t ? {type: "textord", mode: e.mode, text: t} : e
                })), r = ot(e, t.withFont("mathrm"), !0);
                for (let e = 0; e < r.length; e++) {
                    const t = r[e];
                    t instanceof K && (t.text = t.text.replace(/\u2212/, "-").replace(/\u2217/, "*"))
                }
                s = Pe.makeSpan(["mop"], r, t)
            } else s = Pe.makeSpan(["mop"], [], t);
            return i ? en(s, r, n, t, t.style, 0, 0) : s
        };

        function ln(e, t, r) {
            const n = ot(e, t, !1), o = t.sizeMultiplier / r.sizeMultiplier;
            for (let e = 0; e < n.length; e++) {
                const s = n[e].classes.indexOf("sizing");
                s < 0 ? Array.prototype.push.apply(n[e].classes, t.sizingClasses(r)) : n[e].classes[s + 1] === "reset-size" + t.size && (n[e].classes[s + 1] = "reset-size" + r.size), n[e].height *= o, n[e].depth *= o
            }
            return Pe.makeFragment(n)
        }

        $e({
            type: "operatorname",
            names: ["\\operatorname@", "\\operatornamewithlimits"],
            props: {numArgs: 1},
            handler: (e, t) => {
                let {parser: r, funcName: n} = e;
                const o = t[0];
                return {
                    type: "operatorname",
                    mode: r.mode,
                    body: Je(o),
                    alwaysHandleSupSub: "\\operatornamewithlimits" === n,
                    limits: !1,
                    parentIsSupSub: !1
                }
            },
            htmlBuilder: an,
            mathmlBuilder: (e, t) => {
                let r = vt(e.body, t.withFont("mathrm")), n = !0;
                for (let e = 0; e < r.length; e++) {
                    const t = r[e];
                    if (t instanceof ft.SpaceNode) ; else if (t instanceof ft.MathNode) switch (t.type) {
                        case"mi":
                        case"mn":
                        case"ms":
                        case"mspace":
                        case"mtext":
                            break;
                        case"mo": {
                            const e = t.children[0];
                            1 === t.children.length && e instanceof ft.TextNode ? e.text = e.text.replace(/\u2212/, "-").replace(/\u2217/, "*") : n = !1;
                            break
                        }
                        default:
                            n = !1
                    } else n = !1
                }
                if (n) {
                    const e = r.map((e => e.toText())).join("");
                    r = [new ft.TextNode(e)]
                }
                const o = new ft.MathNode("mi", r);
                o.setAttribute("mathvariant", "normal");
                const s = new ft.MathNode("mo", [bt("\u2061", "text")]);
                return e.parentIsSupSub ? new ft.MathNode("mrow", [o, s]) : ft.newDocumentFragment([o, s])
            }
        }), Nr("\\operatorname", "\\@ifstar\\operatornamewithlimits\\operatorname@"), Ze({
            type: "ordgroup",
            htmlBuilder(e, t) {
                return e.semisimple ? Pe.makeFragment(ot(e.body, t, !1)) : Pe.makeSpan(["mord"], ot(e.body, t, !0), t)
            },
            mathmlBuilder(e, t) {
                return kt(e.body, t, !0)
            }
        }), $e({
            type: "overline", names: ["\\overline"], props: {numArgs: 1}, handler(e, t) {
                let {parser: r} = e;
                const n = t[0];
                return {type: "overline", mode: r.mode, body: n}
            }, htmlBuilder(e, t) {
                const r = ct(e.body, t.havingCrampedStyle()), n = Pe.makeLineSpan("overline-line", t),
                    o = t.fontMetrics().defaultRuleThickness, s = Pe.makeVList({
                        positionType: "firstBaseline",
                        children: [{type: "elem", elem: r}, {type: "kern", size: 3 * o}, {
                            type: "elem",
                            elem: n
                        }, {type: "kern", size: o}]
                    }, t);
                return Pe.makeSpan(["mord", "overline"], [s], t)
            }, mathmlBuilder(e, t) {
                const r = new ft.MathNode("mo", [new ft.TextNode("\u203e")]);
                r.setAttribute("stretchy", "true");
                const n = new ft.MathNode("mover", [St(e.body, t), r]);
                return n.setAttribute("accent", "true"), n
            }
        }), $e({
            type: "phantom", names: ["\\phantom"], props: {numArgs: 1, allowedInText: !0}, handler: (e, t) => {
                let {parser: r} = e;
                const n = t[0];
                return {type: "phantom", mode: r.mode, body: Je(n)}
            }, htmlBuilder: (e, t) => {
                const r = ot(e.body, t.withPhantom(), !1);
                return Pe.makeFragment(r)
            }, mathmlBuilder: (e, t) => {
                const r = vt(e.body, t);
                return new ft.MathNode("mphantom", r)
            }
        }), $e({
            type: "hphantom", names: ["\\hphantom"], props: {numArgs: 1, allowedInText: !0}, handler: (e, t) => {
                let {parser: r} = e;
                const n = t[0];
                return {type: "hphantom", mode: r.mode, body: n}
            }, htmlBuilder: (e, t) => {
                let r = Pe.makeSpan([], [ct(e.body, t.withPhantom())]);
                if (r.height = 0, r.depth = 0, r.children) for (let e = 0; e < r.children.length; e++) r.children[e].height = 0, r.children[e].depth = 0;
                return r = Pe.makeVList({
                    positionType: "firstBaseline",
                    children: [{type: "elem", elem: r}]
                }, t), Pe.makeSpan(["mord"], [r], t)
            }, mathmlBuilder: (e, t) => {
                const r = vt(Je(e.body), t), n = new ft.MathNode("mphantom", r), o = new ft.MathNode("mpadded", [n]);
                return o.setAttribute("height", "0px"), o.setAttribute("depth", "0px"), o
            }
        }), $e({
            type: "vphantom", names: ["\\vphantom"], props: {numArgs: 1, allowedInText: !0}, handler: (e, t) => {
                let {parser: r} = e;
                const n = t[0];
                return {type: "vphantom", mode: r.mode, body: n}
            }, htmlBuilder: (e, t) => {
                const r = Pe.makeSpan(["inner"], [ct(e.body, t.withPhantom())]), n = Pe.makeSpan(["fix"], []);
                return Pe.makeSpan(["mord", "rlap"], [r, n], t)
            }, mathmlBuilder: (e, t) => {
                const r = vt(Je(e.body), t), n = new ft.MathNode("mphantom", r), o = new ft.MathNode("mpadded", [n]);
                return o.setAttribute("width", "0px"), o
            }
        }), $e({
            type: "raisebox",
            names: ["\\raisebox"],
            props: {numArgs: 2, argTypes: ["size", "hbox"], allowedInText: !0},
            handler(e, t) {
                let {parser: r} = e;
                const n = Rt(t[0], "size").value, o = t[1];
                return {type: "raisebox", mode: r.mode, dy: n, body: o}
            },
            htmlBuilder(e, t) {
                const r = ct(e.body, t), n = P(e.dy, t);
                return Pe.makeVList({positionType: "shift", positionData: -n, children: [{type: "elem", elem: r}]}, t)
            },
            mathmlBuilder(e, t) {
                const r = new ft.MathNode("mpadded", [St(e.body, t)]), n = e.dy.number + e.dy.unit;
                return r.setAttribute("voffset", n), r
            }
        }), $e({
            type: "internal",
            names: ["\\relax"],
            props: {numArgs: 0, allowedInText: !0, allowedInArgument: !0},
            handler(e) {
                let {parser: t} = e;
                return {type: "internal", mode: t.mode}
            }
        }), $e({
            type: "rule",
            names: ["\\rule"],
            props: {
                numArgs: 2,
                numOptionalArgs: 1,
                allowedInText: !0,
                allowedInMath: !0,
                argTypes: ["size", "size", "size"]
            },
            handler(e, t, r) {
                let {parser: n} = e;
                const o = r[0], s = Rt(t[0], "size"), i = Rt(t[1], "size");
                return {type: "rule", mode: n.mode, shift: o && Rt(o, "size").value, width: s.value, height: i.value}
            },
            htmlBuilder(e, t) {
                const r = Pe.makeSpan(["mord", "rule"], [], t), n = P(e.width, t), o = P(e.height, t),
                    s = e.shift ? P(e.shift, t) : 0;
                return r.style.borderRightWidth = F(n), r.style.borderTopWidth = F(o), r.style.bottom = F(s), r.width = n, r.height = o + s, r.depth = -s, r.maxFontSize = 1.125 * o * t.sizeMultiplier, r
            },
            mathmlBuilder(e, t) {
                const r = P(e.width, t), n = P(e.height, t), o = e.shift ? P(e.shift, t) : 0,
                    s = t.color && t.getColor() || "black", i = new ft.MathNode("mspace");
                i.setAttribute("mathbackground", s), i.setAttribute("width", F(r)), i.setAttribute("height", F(n));
                const a = new ft.MathNode("mpadded", [i]);
                return o >= 0 ? a.setAttribute("height", F(o)) : (a.setAttribute("height", F(o)), a.setAttribute("depth", F(-o))), a.setAttribute("voffset", F(o)), a
            }
        });
        const hn = ["\\tiny", "\\sixptsize", "\\scriptsize", "\\footnotesize", "\\small", "\\normalsize", "\\large", "\\Large", "\\LARGE", "\\huge", "\\Huge"];
        $e({
            type: "sizing", names: hn, props: {numArgs: 0, allowedInText: !0}, handler: (e, t) => {
                let {breakOnTokenText: r, funcName: n, parser: o} = e;
                const s = o.parseExpression(!1, r);
                return {type: "sizing", mode: o.mode, size: hn.indexOf(n) + 1, body: s}
            }, htmlBuilder: (e, t) => {
                const r = t.havingSize(e.size);
                return ln(e.body, r, t)
            }, mathmlBuilder: (e, t) => {
                const r = t.havingSize(e.size), n = vt(e.body, r), o = new ft.MathNode("mstyle", n);
                return o.setAttribute("mathsize", F(r.sizeMultiplier)), o
            }
        }), $e({
            type: "smash",
            names: ["\\smash"],
            props: {numArgs: 1, numOptionalArgs: 1, allowedInText: !0},
            handler: (e, t, r) => {
                let {parser: n} = e, o = !1, s = !1;
                const i = r[0] && Rt(r[0], "ordgroup");
                if (i) {
                    let e = "";
                    for (let t = 0; t < i.body.length; ++t) {
                        if (e = i.body[t].text, "t" === e) o = !0; else {
                            if ("b" !== e) {
                                o = !1, s = !1;
                                break
                            }
                            s = !0
                        }
                    }
                } else o = !0, s = !0;
                const a = t[0];
                return {type: "smash", mode: n.mode, body: a, smashHeight: o, smashDepth: s}
            },
            htmlBuilder: (e, t) => {
                const r = Pe.makeSpan([], [ct(e.body, t)]);
                if (!e.smashHeight && !e.smashDepth) return r;
                if (e.smashHeight && (r.height = 0, r.children)) for (let e = 0; e < r.children.length; e++) r.children[e].height = 0;
                if (e.smashDepth && (r.depth = 0, r.children)) for (let e = 0; e < r.children.length; e++) r.children[e].depth = 0;
                const n = Pe.makeVList({positionType: "firstBaseline", children: [{type: "elem", elem: r}]}, t);
                return Pe.makeSpan(["mord"], [n], t)
            },
            mathmlBuilder: (e, t) => {
                const r = new ft.MathNode("mpadded", [St(e.body, t)]);
                return e.smashHeight && r.setAttribute("height", "0px"), e.smashDepth && r.setAttribute("depth", "0px"), r
            }
        }), $e({
            type: "sqrt", names: ["\\sqrt"], props: {numArgs: 1, numOptionalArgs: 1}, handler(e, t, r) {
                let {parser: n} = e;
                const o = r[0], s = t[0];
                return {type: "sqrt", mode: n.mode, body: s, index: o}
            }, htmlBuilder(e, t) {
                let r = ct(e.body, t.havingCrampedStyle());
                0 === r.height && (r.height = t.fontMetrics().xHeight), r = Pe.wrapFragment(r, t);
                const n = t.fontMetrics().defaultRuleThickness;
                let o = n;
                t.style.id < w.TEXT.id && (o = t.fontMetrics().xHeight);
                let s = n + o / 4;
                const i = r.height + r.depth + s + n, {span: a, ruleWidth: l, advanceWidth: h} = wr.sqrtImage(i, t),
                    c = a.height - l;
                c > r.height + r.depth + s && (s = (s + c - r.height - r.depth) / 2);
                const m = a.height - r.height - s - l;
                r.style.paddingLeft = F(h);
                const p = Pe.makeVList({
                    positionType: "firstBaseline",
                    children: [{type: "elem", elem: r, wrapperClasses: ["svg-align"]}, {
                        type: "kern",
                        size: -(r.height + m)
                    }, {type: "elem", elem: a}, {type: "kern", size: l}]
                }, t);
                if (e.index) {
                    const r = t.havingStyle(w.SCRIPTSCRIPT), n = ct(e.index, r, t), o = .6 * (p.height - p.depth),
                        s = Pe.makeVList({
                            positionType: "shift",
                            positionData: -o,
                            children: [{type: "elem", elem: n}]
                        }, t), i = Pe.makeSpan(["root"], [s]);
                    return Pe.makeSpan(["mord", "sqrt"], [i, p], t)
                }
                return Pe.makeSpan(["mord", "sqrt"], [p], t)
            }, mathmlBuilder(e, t) {
                const {body: r, index: n} = e;
                return n ? new ft.MathNode("mroot", [St(r, t), St(n, t)]) : new ft.MathNode("msqrt", [St(r, t)])
            }
        });
        const cn = {display: w.DISPLAY, text: w.TEXT, script: w.SCRIPT, scriptscript: w.SCRIPTSCRIPT};
        $e({
            type: "styling",
            names: ["\\displaystyle", "\\textstyle", "\\scriptstyle", "\\scriptscriptstyle"],
            props: {numArgs: 0, allowedInText: !0, primitive: !0},
            handler(e, t) {
                let {breakOnTokenText: r, funcName: n, parser: o} = e;
                const s = o.parseExpression(!0, r), i = n.slice(1, n.length - 5);
                return {type: "styling", mode: o.mode, style: i, body: s}
            },
            htmlBuilder(e, t) {
                const r = cn[e.style], n = t.havingStyle(r).withFont("");
                return ln(e.body, n, t)
            },
            mathmlBuilder(e, t) {
                const r = cn[e.style], n = t.havingStyle(r), o = vt(e.body, n), s = new ft.MathNode("mstyle", o), i = {
                    display: ["0", "true"],
                    text: ["0", "false"],
                    script: ["1", "false"],
                    scriptscript: ["2", "false"]
                }[e.style];
                return s.setAttribute("scriptlevel", i[0]), s.setAttribute("displaystyle", i[1]), s
            }
        });
        Ze({
            type: "supsub", htmlBuilder(e, t) {
                const r = function (e, t) {
                    const r = e.base;
                    if (r) return "op" === r.type ? r.limits && (t.style.size === w.DISPLAY.size || r.alwaysHandleSupSub) ? rn : null : "operatorname" === r.type ? r.alwaysHandleSupSub && (t.style.size === w.DISPLAY.size || r.limits) ? an : null : "accent" === r.type ? l.isCharacterBox(r.base) ? Et : null : "horizBrace" === r.type && !e.sub === r.isOver ? Kr : null;
                    return null
                }(e, t);
                if (r) return r(e, t);
                const {base: n, sup: o, sub: s} = e, i = ct(n, t);
                let a, h;
                const c = t.fontMetrics();
                let m = 0, p = 0;
                const u = n && l.isCharacterBox(n);
                if (o) {
                    const e = t.havingStyle(t.style.sup());
                    a = ct(o, e, t), u || (m = i.height - e.fontMetrics().supDrop * e.sizeMultiplier / t.sizeMultiplier)
                }
                if (s) {
                    const e = t.havingStyle(t.style.sub());
                    h = ct(s, e, t), u || (p = i.depth + e.fontMetrics().subDrop * e.sizeMultiplier / t.sizeMultiplier)
                }
                let d;
                d = t.style === w.DISPLAY ? c.sup1 : t.style.cramped ? c.sup3 : c.sup2;
                const g = t.sizeMultiplier, f = F(.5 / c.ptPerEm / g);
                let b, y = null;
                if (h) {
                    const t = e.base && "op" === e.base.type && e.base.name && ("\\oiint" === e.base.name || "\\oiiint" === e.base.name);
                    (i instanceof K || t) && (y = F(-i.italic))
                }
                if (a && h) {
                    m = Math.max(m, d, a.depth + .25 * c.xHeight), p = Math.max(p, c.sub2);
                    const e = 4 * c.defaultRuleThickness;
                    if (m - a.depth - (h.height - p) < e) {
                        p = e - (m - a.depth) + h.height;
                        const t = .8 * c.xHeight - (m - a.depth);
                        t > 0 && (m += t, p -= t)
                    }
                    const r = [{type: "elem", elem: h, shift: p, marginRight: f, marginLeft: y}, {
                        type: "elem",
                        elem: a,
                        shift: -m,
                        marginRight: f
                    }];
                    b = Pe.makeVList({positionType: "individualShift", children: r}, t)
                } else if (h) {
                    p = Math.max(p, c.sub1, h.height - .8 * c.xHeight);
                    const e = [{type: "elem", elem: h, marginLeft: y, marginRight: f}];
                    b = Pe.makeVList({positionType: "shift", positionData: p, children: e}, t)
                } else {
                    if (!a) throw new Error("supsub must have either sup or sub.");
                    m = Math.max(m, d, a.depth + .25 * c.xHeight), b = Pe.makeVList({
                        positionType: "shift",
                        positionData: -m,
                        children: [{type: "elem", elem: a, marginRight: f}]
                    }, t)
                }
                const x = lt(i, "right") || "mord";
                return Pe.makeSpan([x], [i, Pe.makeSpan(["msupsub"], [b])], t)
            }, mathmlBuilder(e, t) {
                let r, n, o = !1;
                e.base && "horizBrace" === e.base.type && (n = !!e.sup, n === e.base.isOver && (o = !0, r = e.base.isOver)), !e.base || "op" !== e.base.type && "operatorname" !== e.base.type || (e.base.parentIsSupSub = !0);
                const s = [St(e.base, t)];
                let i;
                if (e.sub && s.push(St(e.sub, t)), e.sup && s.push(St(e.sup, t)), o) i = r ? "mover" : "munder"; else if (e.sub) if (e.sup) {
                    const r = e.base;
                    i = r && "op" === r.type && r.limits && t.style === w.DISPLAY || r && "operatorname" === r.type && r.alwaysHandleSupSub && (t.style === w.DISPLAY || r.limits) ? "munderover" : "msubsup"
                } else {
                    const r = e.base;
                    i = r && "op" === r.type && r.limits && (t.style === w.DISPLAY || r.alwaysHandleSupSub) || r && "operatorname" === r.type && r.alwaysHandleSupSub && (r.limits || t.style === w.DISPLAY) ? "munder" : "msub"
                } else {
                    const r = e.base;
                    i = r && "op" === r.type && r.limits && (t.style === w.DISPLAY || r.alwaysHandleSupSub) || r && "operatorname" === r.type && r.alwaysHandleSupSub && (r.limits || t.style === w.DISPLAY) ? "mover" : "msup"
                }
                return new ft.MathNode(i, s)
            }
        }), Ze({
            type: "atom", htmlBuilder(e, t) {
                return Pe.mathsym(e.text, e.mode, t, ["m" + e.family])
            }, mathmlBuilder(e, t) {
                const r = new ft.MathNode("mo", [bt(e.text, e.mode)]);
                if ("bin" === e.family) {
                    const n = xt(e, t);
                    "bold-italic" === n && r.setAttribute("mathvariant", n)
                } else "punct" === e.family ? r.setAttribute("separator", "true") : "open" !== e.family && "close" !== e.family || r.setAttribute("stretchy", "false");
                return r
            }
        });
        const mn = {mi: "italic", mn: "normal", mtext: "normal"};
        Ze({
            type: "mathord", htmlBuilder(e, t) {
                return Pe.makeOrd(e, t, "mathord")
            }, mathmlBuilder(e, t) {
                const r = new ft.MathNode("mi", [bt(e.text, e.mode, t)]), n = xt(e, t) || "italic";
                return n !== mn[r.type] && r.setAttribute("mathvariant", n), r
            }
        }), Ze({
            type: "textord", htmlBuilder(e, t) {
                return Pe.makeOrd(e, t, "textord")
            }, mathmlBuilder(e, t) {
                const r = bt(e.text, e.mode, t), n = xt(e, t) || "normal";
                let o;
                return o = "text" === e.mode ? new ft.MathNode("mtext", [r]) : /[0-9]/.test(e.text) ? new ft.MathNode("mn", [r]) : "\\prime" === e.text ? new ft.MathNode("mo", [r]) : new ft.MathNode("mi", [r]), n !== mn[o.type] && o.setAttribute("mathvariant", n), o
            }
        });
        const pn = {"\\nobreak": "nobreak", "\\allowbreak": "allowbreak"}, un = {
            " ": {},
            "\\ ": {},
            "~": {className: "nobreak"},
            "\\space": {},
            "\\nobreakspace": {className: "nobreak"}
        };
        Ze({
            type: "spacing", htmlBuilder(e, t) {
                if (un.hasOwnProperty(e.text)) {
                    const r = un[e.text].className || "";
                    if ("text" === e.mode) {
                        const n = Pe.makeOrd(e, t, "textord");
                        return n.classes.push(r), n
                    }
                    return Pe.makeSpan(["mspace", r], [Pe.mathsym(e.text, e.mode, t)], t)
                }
                if (pn.hasOwnProperty(e.text)) return Pe.makeSpan(["mspace", pn[e.text]], [], t);
                throw new n('Unknown type of space "' + e.text + '"')
            }, mathmlBuilder(e, t) {
                let r;
                if (!un.hasOwnProperty(e.text)) {
                    if (pn.hasOwnProperty(e.text)) return new ft.MathNode("mspace");
                    throw new n('Unknown type of space "' + e.text + '"')
                }
                return r = new ft.MathNode("mtext", [new ft.TextNode("\xa0")]), r
            }
        });
        const dn = () => {
            const e = new ft.MathNode("mtd", []);
            return e.setAttribute("width", "50%"), e
        };
        Ze({
            type: "tag", mathmlBuilder(e, t) {
                const r = new ft.MathNode("mtable", [new ft.MathNode("mtr", [dn(), new ft.MathNode("mtd", [kt(e.body, t)]), dn(), new ft.MathNode("mtd", [kt(e.tag, t)])])]);
                return r.setAttribute("width", "100%"), r
            }
        });
        const gn = {
                "\\text": void 0,
                "\\textrm": "textrm",
                "\\textsf": "textsf",
                "\\texttt": "texttt",
                "\\textnormal": "textrm"
            }, fn = {"\\textbf": "textbf", "\\textmd": "textmd"}, bn = {"\\textit": "textit", "\\textup": "textup"},
            yn = (e, t) => {
                const r = e.font;
                return r ? gn[r] ? t.withTextFontFamily(gn[r]) : fn[r] ? t.withTextFontWeight(fn[r]) : "\\emph" === r ? "textit" === t.fontShape ? t.withTextFontShape("textup") : t.withTextFontShape("textit") : t.withTextFontShape(bn[r]) : t
            };
        $e({
            type: "text",
            names: ["\\text", "\\textrm", "\\textsf", "\\texttt", "\\textnormal", "\\textbf", "\\textmd", "\\textit", "\\textup", "\\emph"],
            props: {numArgs: 1, argTypes: ["text"], allowedInArgument: !0, allowedInText: !0},
            handler(e, t) {
                let {parser: r, funcName: n} = e;
                const o = t[0];
                return {type: "text", mode: r.mode, body: Je(o), font: n}
            },
            htmlBuilder(e, t) {
                const r = yn(e, t), n = ot(e.body, r, !0);
                return Pe.makeSpan(["mord", "text"], n, r)
            },
            mathmlBuilder(e, t) {
                const r = yn(e, t);
                return kt(e.body, r)
            }
        }), $e({
            type: "underline", names: ["\\underline"], props: {numArgs: 1, allowedInText: !0}, handler(e, t) {
                let {parser: r} = e;
                return {type: "underline", mode: r.mode, body: t[0]}
            }, htmlBuilder(e, t) {
                const r = ct(e.body, t), n = Pe.makeLineSpan("underline-line", t),
                    o = t.fontMetrics().defaultRuleThickness, s = Pe.makeVList({
                        positionType: "top",
                        positionData: r.height,
                        children: [{type: "kern", size: o}, {type: "elem", elem: n}, {
                            type: "kern",
                            size: 3 * o
                        }, {type: "elem", elem: r}]
                    }, t);
                return Pe.makeSpan(["mord", "underline"], [s], t)
            }, mathmlBuilder(e, t) {
                const r = new ft.MathNode("mo", [new ft.TextNode("\u203e")]);
                r.setAttribute("stretchy", "true");
                const n = new ft.MathNode("munder", [St(e.body, t), r]);
                return n.setAttribute("accentunder", "true"), n
            }
        }), $e({
            type: "vcenter",
            names: ["\\vcenter"],
            props: {numArgs: 1, argTypes: ["original"], allowedInText: !1},
            handler(e, t) {
                let {parser: r} = e;
                return {type: "vcenter", mode: r.mode, body: t[0]}
            },
            htmlBuilder(e, t) {
                const r = ct(e.body, t), n = t.fontMetrics().axisHeight, o = .5 * (r.height - n - (r.depth + n));
                return Pe.makeVList({positionType: "shift", positionData: o, children: [{type: "elem", elem: r}]}, t)
            },
            mathmlBuilder(e, t) {
                return new ft.MathNode("mpadded", [St(e.body, t)], ["vcenter"])
            }
        }), $e({
            type: "verb", names: ["\\verb"], props: {numArgs: 0, allowedInText: !0}, handler(e, t, r) {
                throw new n("\\verb ended by end of line instead of matching delimiter")
            }, htmlBuilder(e, t) {
                const r = xn(e), n = [], o = t.havingStyle(t.style.text());
                for (let t = 0; t < r.length; t++) {
                    let s = r[t];
                    "~" === s && (s = "\\textasciitilde"), n.push(Pe.makeSymbol(s, "Typewriter-Regular", e.mode, o, ["mord", "texttt"]))
                }
                return Pe.makeSpan(["mord", "text"].concat(o.sizingClasses(t)), Pe.tryCombineChars(n), o)
            }, mathmlBuilder(e, t) {
                const r = new ft.TextNode(xn(e)), n = new ft.MathNode("mtext", [r]);
                return n.setAttribute("mathvariant", "monospace"), n
            }
        });
        const xn = e => e.body.replace(/ /g, e.star ? "\u2423" : "\xa0");
        var wn = We;
        const vn = "[ \r\n\t]", kn = "(\\\\[a-zA-Z@]+)" + vn + "*", Sn = "[\u0300-\u036f]", Mn = new RegExp(Sn + "+$"),
            zn = "(" + vn + "+)|\\\\(\n|[ \r\t]+\n?)[ \r\t]*|([!-\\[\\]-\u2027\u202a-\ud7ff\uf900-\uffff]" + Sn + "*|[\ud800-\udbff][\udc00-\udfff]" + Sn + "*|\\\\verb\\*([^]).*?\\4|\\\\verb([^*a-zA-Z]).*?\\5|" + kn + "|\\\\[^\ud800-\udfff])";

        class An {
            constructor(e, t) {
                this.input = void 0, this.settings = void 0, this.tokenRegex = void 0, this.catcodes = void 0, this.input = e, this.settings = t, this.tokenRegex = new RegExp(zn, "g"), this.catcodes = {
                    "%": 14,
                    "~": 13
                }
            }

            setCatcode(e, t) {
                this.catcodes[e] = t
            }

            lex() {
                const e = this.input, t = this.tokenRegex.lastIndex;
                if (t === e.length) return new Ir("EOF", new qr(this, t, t));
                const r = this.tokenRegex.exec(e);
                if (null === r || r.index !== t) throw new n("Unexpected character: '" + e[t] + "'", new Ir(e[t], new qr(this, t, t + 1)));
                const o = r[6] || r[3] || (r[2] ? "\\ " : " ");
                if (14 === this.catcodes[o]) {
                    const t = e.indexOf("\n", this.tokenRegex.lastIndex);
                    return -1 === t ? (this.tokenRegex.lastIndex = e.length, this.settings.reportNonstrict("commentAtEnd", "% comment has no terminating newline; LaTeX would fail because of commenting the end of math mode (e.g. $)")) : this.tokenRegex.lastIndex = t + 1, this.lex()
                }
                return new Ir(o, new qr(this, t, this.tokenRegex.lastIndex))
            }
        }

        class Tn {
            constructor(e, t) {
                void 0 === e && (e = {}), void 0 === t && (t = {}), this.current = void 0, this.builtins = void 0, this.undefStack = void 0, this.current = t, this.builtins = e, this.undefStack = []
            }

            beginGroup() {
                this.undefStack.push({})
            }

            endGroup() {
                if (0 === this.undefStack.length) throw new n("Unbalanced namespace destruction: attempt to pop global namespace; please report this as a bug");
                const e = this.undefStack.pop();
                for (const t in e) e.hasOwnProperty(t) && (null == e[t] ? delete this.current[t] : this.current[t] = e[t])
            }

            endGroups() {
                for (; this.undefStack.length > 0;) this.endGroup()
            }

            has(e) {
                return this.current.hasOwnProperty(e) || this.builtins.hasOwnProperty(e)
            }

            get(e) {
                return this.current.hasOwnProperty(e) ? this.current[e] : this.builtins[e]
            }

            set(e, t, r) {
                if (void 0 === r && (r = !1), r) {
                    for (let t = 0; t < this.undefStack.length; t++) delete this.undefStack[t][e];
                    this.undefStack.length > 0 && (this.undefStack[this.undefStack.length - 1][e] = t)
                } else {
                    const t = this.undefStack[this.undefStack.length - 1];
                    t && !t.hasOwnProperty(e) && (t[e] = this.current[e])
                }
                null == t ? delete this.current[e] : this.current[e] = t
            }
        }

        var Bn = Cr;
        Nr("\\noexpand", (function (e) {
            const t = e.popToken();
            return e.isExpandable(t.text) && (t.noexpand = !0, t.treatAsRelax = !0), {tokens: [t], numArgs: 0}
        })), Nr("\\expandafter", (function (e) {
            const t = e.popToken();
            return e.expandOnce(!0), {tokens: [t], numArgs: 0}
        })), Nr("\\@firstoftwo", (function (e) {
            return {tokens: e.consumeArgs(2)[0], numArgs: 0}
        })), Nr("\\@secondoftwo", (function (e) {
            return {tokens: e.consumeArgs(2)[1], numArgs: 0}
        })), Nr("\\@ifnextchar", (function (e) {
            const t = e.consumeArgs(3);
            e.consumeSpaces();
            const r = e.future();
            return 1 === t[0].length && t[0][0].text === r.text ? {tokens: t[1], numArgs: 0} : {
                tokens: t[2],
                numArgs: 0
            }
        })), Nr("\\@ifstar", "\\@ifnextchar *{\\@firstoftwo{#1}}"), Nr("\\TextOrMath", (function (e) {
            const t = e.consumeArgs(2);
            return "text" === e.mode ? {tokens: t[0], numArgs: 0} : {tokens: t[1], numArgs: 0}
        }));
        const Cn = {
            0: 0,
            1: 1,
            2: 2,
            3: 3,
            4: 4,
            5: 5,
            6: 6,
            7: 7,
            8: 8,
            9: 9,
            a: 10,
            A: 10,
            b: 11,
            B: 11,
            c: 12,
            C: 12,
            d: 13,
            D: 13,
            e: 14,
            E: 14,
            f: 15,
            F: 15
        };
        Nr("\\char", (function (e) {
            let t, r = e.popToken(), o = "";
            if ("'" === r.text) t = 8, r = e.popToken(); else if ('"' === r.text) t = 16, r = e.popToken(); else if ("`" === r.text) if (r = e.popToken(), "\\" === r.text[0]) o = r.text.charCodeAt(1); else {
                if ("EOF" === r.text) throw new n("\\char` missing argument");
                o = r.text.charCodeAt(0)
            } else t = 10;
            if (t) {
                if (o = Cn[r.text], null == o || o >= t) throw new n("Invalid base-" + t + " digit " + r.text);
                let s;
                for (; null != (s = Cn[e.future().text]) && s < t;) o *= t, o += s, e.popToken()
            }
            return "\\@char{" + o + "}"
        }));
        const Nn = (e, t, r, o) => {
            let s = e.consumeArg().tokens;
            if (1 !== s.length) throw new n("\\newcommand's first argument must be a macro name");
            const i = s[0].text, a = e.isDefined(i);
            if (a && !t) throw new n("\\newcommand{" + i + "} attempting to redefine " + i + "; use \\renewcommand");
            if (!a && !r) throw new n("\\renewcommand{" + i + "} when command " + i + " does not yet exist; use \\newcommand");
            let l = 0;
            if (s = e.consumeArg().tokens, 1 === s.length && "[" === s[0].text) {
                let t = "", r = e.expandNextToken();
                for (; "]" !== r.text && "EOF" !== r.text;) t += r.text, r = e.expandNextToken();
                if (!t.match(/^\s*[0-9]+\s*$/)) throw new n("Invalid number of arguments: " + t);
                l = parseInt(t), s = e.consumeArg().tokens
            }
            return a && o || e.macros.set(i, {tokens: s, numArgs: l}), ""
        };
        Nr("\\newcommand", (e => Nn(e, !1, !0, !1))), Nr("\\renewcommand", (e => Nn(e, !0, !1, !1))), Nr("\\providecommand", (e => Nn(e, !0, !0, !0))), Nr("\\message", (e => {
            const t = e.consumeArgs(1)[0];
            return console.log(t.reverse().map((e => e.text)).join("")), ""
        })), Nr("\\errmessage", (e => {
            const t = e.consumeArgs(1)[0];
            return console.error(t.reverse().map((e => e.text)).join("")), ""
        })), Nr("\\show", (e => {
            const t = e.popToken(), r = t.text;
            return console.log(t, e.macros.get(r), wn[r], se.math[r], se.text[r]), ""
        })), Nr("\\bgroup", "{"), Nr("\\egroup", "}"), Nr("~", "\\nobreakspace"), Nr("\\lq", "`"), Nr("\\rq", "'"), Nr("\\aa", "\\r a"), Nr("\\AA", "\\r A"), Nr("\\textcopyright", "\\html@mathml{\\textcircled{c}}{\\char`\xa9}"), Nr("\\copyright", "\\TextOrMath{\\textcopyright}{\\text{\\textcopyright}}"), Nr("\\textregistered", "\\html@mathml{\\textcircled{\\scriptsize R}}{\\char`\xae}"), Nr("\u212c", "\\mathscr{B}"), Nr("\u2130", "\\mathscr{E}"), Nr("\u2131", "\\mathscr{F}"), Nr("\u210b", "\\mathscr{H}"), Nr("\u2110", "\\mathscr{I}"), Nr("\u2112", "\\mathscr{L}"), Nr("\u2133", "\\mathscr{M}"), Nr("\u211b", "\\mathscr{R}"), Nr("\u212d", "\\mathfrak{C}"), Nr("\u210c", "\\mathfrak{H}"), Nr("\u2128", "\\mathfrak{Z}"), Nr("\\Bbbk", "\\Bbb{k}"), Nr("\xb7", "\\cdotp"), Nr("\\llap", "\\mathllap{\\textrm{#1}}"), Nr("\\rlap", "\\mathrlap{\\textrm{#1}}"), Nr("\\clap", "\\mathclap{\\textrm{#1}}"), Nr("\\mathstrut", "\\vphantom{(}"), Nr("\\underbar", "\\underline{\\text{#1}}"), Nr("\\not", '\\html@mathml{\\mathrel{\\mathrlap\\@not}}{\\char"338}'), Nr("\\neq", "\\html@mathml{\\mathrel{\\not=}}{\\mathrel{\\char`\u2260}}"), Nr("\\ne", "\\neq"), Nr("\u2260", "\\neq"), Nr("\\notin", "\\html@mathml{\\mathrel{{\\in}\\mathllap{/\\mskip1mu}}}{\\mathrel{\\char`\u2209}}"), Nr("\u2209", "\\notin"), Nr("\u2258", "\\html@mathml{\\mathrel{=\\kern{-1em}\\raisebox{0.4em}{$\\scriptsize\\frown$}}}{\\mathrel{\\char`\u2258}}"), Nr("\u2259", "\\html@mathml{\\stackrel{\\tiny\\wedge}{=}}{\\mathrel{\\char`\u2258}}"), Nr("\u225a", "\\html@mathml{\\stackrel{\\tiny\\vee}{=}}{\\mathrel{\\char`\u225a}}"), Nr("\u225b", "\\html@mathml{\\stackrel{\\scriptsize\\star}{=}}{\\mathrel{\\char`\u225b}}"), Nr("\u225d", "\\html@mathml{\\stackrel{\\tiny\\mathrm{def}}{=}}{\\mathrel{\\char`\u225d}}"), Nr("\u225e", "\\html@mathml{\\stackrel{\\tiny\\mathrm{m}}{=}}{\\mathrel{\\char`\u225e}}"), Nr("\u225f", "\\html@mathml{\\stackrel{\\tiny?}{=}}{\\mathrel{\\char`\u225f}}"), Nr("\u27c2", "\\perp"), Nr("\u203c", "\\mathclose{!\\mkern-0.8mu!}"), Nr("\u220c", "\\notni"), Nr("\u231c", "\\ulcorner"), Nr("\u231d", "\\urcorner"), Nr("\u231e", "\\llcorner"), Nr("\u231f", "\\lrcorner"), Nr("\xa9", "\\copyright"), Nr("\xae", "\\textregistered"), Nr("\ufe0f", "\\textregistered"), Nr("\\ulcorner", '\\html@mathml{\\@ulcorner}{\\mathop{\\char"231c}}'), Nr("\\urcorner", '\\html@mathml{\\@urcorner}{\\mathop{\\char"231d}}'), Nr("\\llcorner", '\\html@mathml{\\@llcorner}{\\mathop{\\char"231e}}'), Nr("\\lrcorner", '\\html@mathml{\\@lrcorner}{\\mathop{\\char"231f}}'), Nr("\\vdots", "{\\varvdots\\rule{0pt}{15pt}}"), Nr("\u22ee", "\\vdots"), Nr("\\varGamma", "\\mathit{\\Gamma}"), Nr("\\varDelta", "\\mathit{\\Delta}"), Nr("\\varTheta", "\\mathit{\\Theta}"), Nr("\\varLambda", "\\mathit{\\Lambda}"), Nr("\\varXi", "\\mathit{\\Xi}"), Nr("\\varPi", "\\mathit{\\Pi}"), Nr("\\varSigma", "\\mathit{\\Sigma}"), Nr("\\varUpsilon", "\\mathit{\\Upsilon}"), Nr("\\varPhi", "\\mathit{\\Phi}"), Nr("\\varPsi", "\\mathit{\\Psi}"), Nr("\\varOmega", "\\mathit{\\Omega}"), Nr("\\substack", "\\begin{subarray}{c}#1\\end{subarray}"), Nr("\\colon", "\\nobreak\\mskip2mu\\mathpunct{}\\mathchoice{\\mkern-3mu}{\\mkern-3mu}{}{}{:}\\mskip6mu\\relax"), Nr("\\boxed", "\\fbox{$\\displaystyle{#1}$}"), Nr("\\iff", "\\DOTSB\\;\\Longleftrightarrow\\;"), Nr("\\implies", "\\DOTSB\\;\\Longrightarrow\\;"), Nr("\\impliedby", "\\DOTSB\\;\\Longleftarrow\\;"), Nr("\\dddot", "{\\overset{\\raisebox{-0.1ex}{\\normalsize ...}}{#1}}"), Nr("\\ddddot", "{\\overset{\\raisebox{-0.1ex}{\\normalsize ....}}{#1}}");
        const qn = {
            ",": "\\dotsc",
            "\\not": "\\dotsb",
            "+": "\\dotsb",
            "=": "\\dotsb",
            "<": "\\dotsb",
            ">": "\\dotsb",
            "-": "\\dotsb",
            "*": "\\dotsb",
            ":": "\\dotsb",
            "\\DOTSB": "\\dotsb",
            "\\coprod": "\\dotsb",
            "\\bigvee": "\\dotsb",
            "\\bigwedge": "\\dotsb",
            "\\biguplus": "\\dotsb",
            "\\bigcap": "\\dotsb",
            "\\bigcup": "\\dotsb",
            "\\prod": "\\dotsb",
            "\\sum": "\\dotsb",
            "\\bigotimes": "\\dotsb",
            "\\bigoplus": "\\dotsb",
            "\\bigodot": "\\dotsb",
            "\\bigsqcup": "\\dotsb",
            "\\And": "\\dotsb",
            "\\longrightarrow": "\\dotsb",
            "\\Longrightarrow": "\\dotsb",
            "\\longleftarrow": "\\dotsb",
            "\\Longleftarrow": "\\dotsb",
            "\\longleftrightarrow": "\\dotsb",
            "\\Longleftrightarrow": "\\dotsb",
            "\\mapsto": "\\dotsb",
            "\\longmapsto": "\\dotsb",
            "\\hookrightarrow": "\\dotsb",
            "\\doteq": "\\dotsb",
            "\\mathbin": "\\dotsb",
            "\\mathrel": "\\dotsb",
            "\\relbar": "\\dotsb",
            "\\Relbar": "\\dotsb",
            "\\xrightarrow": "\\dotsb",
            "\\xleftarrow": "\\dotsb",
            "\\DOTSI": "\\dotsi",
            "\\int": "\\dotsi",
            "\\oint": "\\dotsi",
            "\\iint": "\\dotsi",
            "\\iiint": "\\dotsi",
            "\\iiiint": "\\dotsi",
            "\\idotsint": "\\dotsi",
            "\\DOTSX": "\\dotsx"
        };
        Nr("\\dots", (function (e) {
            let t = "\\dotso";
            const r = e.expandAfterFuture().text;
            return r in qn ? t = qn[r] : ("\\not" === r.slice(0, 4) || r in se.math && l.contains(["bin", "rel"], se.math[r].group)) && (t = "\\dotsb"), t
        }));
        const In = {
            ")": !0,
            "]": !0,
            "\\rbrack": !0,
            "\\}": !0,
            "\\rbrace": !0,
            "\\rangle": !0,
            "\\rceil": !0,
            "\\rfloor": !0,
            "\\rgroup": !0,
            "\\rmoustache": !0,
            "\\right": !0,
            "\\bigr": !0,
            "\\biggr": !0,
            "\\Bigr": !0,
            "\\Biggr": !0,
            $: !0,
            ";": !0,
            ".": !0,
            ",": !0
        };
        Nr("\\dotso", (function (e) {
            return e.future().text in In ? "\\ldots\\," : "\\ldots"
        })), Nr("\\dotsc", (function (e) {
            const t = e.future().text;
            return t in In && "," !== t ? "\\ldots\\," : "\\ldots"
        })), Nr("\\cdots", (function (e) {
            return e.future().text in In ? "\\@cdots\\," : "\\@cdots"
        })), Nr("\\dotsb", "\\cdots"), Nr("\\dotsm", "\\cdots"), Nr("\\dotsi", "\\!\\cdots"), Nr("\\dotsx", "\\ldots\\,"), Nr("\\DOTSI", "\\relax"), Nr("\\DOTSB", "\\relax"), Nr("\\DOTSX", "\\relax"), Nr("\\tmspace", "\\TextOrMath{\\kern#1#3}{\\mskip#1#2}\\relax"), Nr("\\,", "\\tmspace+{3mu}{.1667em}"), Nr("\\thinspace", "\\,"), Nr("\\>", "\\mskip{4mu}"), Nr("\\:", "\\tmspace+{4mu}{.2222em}"), Nr("\\medspace", "\\:"), Nr("\\;", "\\tmspace+{5mu}{.2777em}"), Nr("\\thickspace", "\\;"), Nr("\\!", "\\tmspace-{3mu}{.1667em}"), Nr("\\negthinspace", "\\!"), Nr("\\negmedspace", "\\tmspace-{4mu}{.2222em}"), Nr("\\negthickspace", "\\tmspace-{5mu}{.277em}"), Nr("\\enspace", "\\kern.5em "), Nr("\\enskip", "\\hskip.5em\\relax"), Nr("\\quad", "\\hskip1em\\relax"), Nr("\\qquad", "\\hskip2em\\relax"), Nr("\\tag", "\\@ifstar\\tag@literal\\tag@paren"), Nr("\\tag@paren", "\\tag@literal{({#1})}"), Nr("\\tag@literal", (e => {
            if (e.macros.get("\\df@tag")) throw new n("Multiple \\tag");
            return "\\gdef\\df@tag{\\text{#1}}"
        })), Nr("\\bmod", "\\mathchoice{\\mskip1mu}{\\mskip1mu}{\\mskip5mu}{\\mskip5mu}\\mathbin{\\rm mod}\\mathchoice{\\mskip1mu}{\\mskip1mu}{\\mskip5mu}{\\mskip5mu}"), Nr("\\pod", "\\allowbreak\\mathchoice{\\mkern18mu}{\\mkern8mu}{\\mkern8mu}{\\mkern8mu}(#1)"), Nr("\\pmod", "\\pod{{\\rm mod}\\mkern6mu#1}"), Nr("\\mod", "\\allowbreak\\mathchoice{\\mkern18mu}{\\mkern12mu}{\\mkern12mu}{\\mkern12mu}{\\rm mod}\\,\\,#1"), Nr("\\newline", "\\\\\\relax"), Nr("\\TeX", "\\textrm{\\html@mathml{T\\kern-.1667em\\raisebox{-.5ex}{E}\\kern-.125emX}{TeX}}");
        const Rn = F(T["Main-Regular"]["T".charCodeAt(0)][1] - .7 * T["Main-Regular"]["A".charCodeAt(0)][1]);
        Nr("\\LaTeX", "\\textrm{\\html@mathml{L\\kern-.36em\\raisebox{" + Rn + "}{\\scriptstyle A}\\kern-.15em\\TeX}{LaTeX}}"), Nr("\\KaTeX", "\\textrm{\\html@mathml{K\\kern-.17em\\raisebox{" + Rn + "}{\\scriptstyle A}\\kern-.15em\\TeX}{KaTeX}}"), Nr("\\hspace", "\\@ifstar\\@hspacer\\@hspace"), Nr("\\@hspace", "\\hskip #1\\relax"), Nr("\\@hspacer", "\\rule{0pt}{0pt}\\hskip #1\\relax"), Nr("\\ordinarycolon", ":"), Nr("\\vcentcolon", "\\mathrel{\\mathop\\ordinarycolon}"), Nr("\\dblcolon", '\\html@mathml{\\mathrel{\\vcentcolon\\mathrel{\\mkern-.9mu}\\vcentcolon}}{\\mathop{\\char"2237}}'), Nr("\\coloneqq", '\\html@mathml{\\mathrel{\\vcentcolon\\mathrel{\\mkern-1.2mu}=}}{\\mathop{\\char"2254}}'), Nr("\\Coloneqq", '\\html@mathml{\\mathrel{\\dblcolon\\mathrel{\\mkern-1.2mu}=}}{\\mathop{\\char"2237\\char"3d}}'), Nr("\\coloneq", '\\html@mathml{\\mathrel{\\vcentcolon\\mathrel{\\mkern-1.2mu}\\mathrel{-}}}{\\mathop{\\char"3a\\char"2212}}'), Nr("\\Coloneq", '\\html@mathml{\\mathrel{\\dblcolon\\mathrel{\\mkern-1.2mu}\\mathrel{-}}}{\\mathop{\\char"2237\\char"2212}}'), Nr("\\eqqcolon", '\\html@mathml{\\mathrel{=\\mathrel{\\mkern-1.2mu}\\vcentcolon}}{\\mathop{\\char"2255}}'), Nr("\\Eqqcolon", '\\html@mathml{\\mathrel{=\\mathrel{\\mkern-1.2mu}\\dblcolon}}{\\mathop{\\char"3d\\char"2237}}'), Nr("\\eqcolon", '\\html@mathml{\\mathrel{\\mathrel{-}\\mathrel{\\mkern-1.2mu}\\vcentcolon}}{\\mathop{\\char"2239}}'), Nr("\\Eqcolon", '\\html@mathml{\\mathrel{\\mathrel{-}\\mathrel{\\mkern-1.2mu}\\dblcolon}}{\\mathop{\\char"2212\\char"2237}}'), Nr("\\colonapprox", '\\html@mathml{\\mathrel{\\vcentcolon\\mathrel{\\mkern-1.2mu}\\approx}}{\\mathop{\\char"3a\\char"2248}}'), Nr("\\Colonapprox", '\\html@mathml{\\mathrel{\\dblcolon\\mathrel{\\mkern-1.2mu}\\approx}}{\\mathop{\\char"2237\\char"2248}}'), Nr("\\colonsim", '\\html@mathml{\\mathrel{\\vcentcolon\\mathrel{\\mkern-1.2mu}\\sim}}{\\mathop{\\char"3a\\char"223c}}'), Nr("\\Colonsim", '\\html@mathml{\\mathrel{\\dblcolon\\mathrel{\\mkern-1.2mu}\\sim}}{\\mathop{\\char"2237\\char"223c}}'), Nr("\u2237", "\\dblcolon"), Nr("\u2239", "\\eqcolon"), Nr("\u2254", "\\coloneqq"), Nr("\u2255", "\\eqqcolon"), Nr("\u2a74", "\\Coloneqq"), Nr("\\ratio", "\\vcentcolon"), Nr("\\coloncolon", "\\dblcolon"), Nr("\\colonequals", "\\coloneqq"), Nr("\\coloncolonequals", "\\Coloneqq"), Nr("\\equalscolon", "\\eqqcolon"), Nr("\\equalscoloncolon", "\\Eqqcolon"), Nr("\\colonminus", "\\coloneq"), Nr("\\coloncolonminus", "\\Coloneq"), Nr("\\minuscolon", "\\eqcolon"), Nr("\\minuscoloncolon", "\\Eqcolon"), Nr("\\coloncolonapprox", "\\Colonapprox"), Nr("\\coloncolonsim", "\\Colonsim"), Nr("\\simcolon", "\\mathrel{\\sim\\mathrel{\\mkern-1.2mu}\\vcentcolon}"), Nr("\\simcoloncolon", "\\mathrel{\\sim\\mathrel{\\mkern-1.2mu}\\dblcolon}"), Nr("\\approxcolon", "\\mathrel{\\approx\\mathrel{\\mkern-1.2mu}\\vcentcolon}"), Nr("\\approxcoloncolon", "\\mathrel{\\approx\\mathrel{\\mkern-1.2mu}\\dblcolon}"), Nr("\\notni", "\\html@mathml{\\not\\ni}{\\mathrel{\\char`\u220c}}"), Nr("\\limsup", "\\DOTSB\\operatorname*{lim\\,sup}"), Nr("\\liminf", "\\DOTSB\\operatorname*{lim\\,inf}"), Nr("\\injlim", "\\DOTSB\\operatorname*{inj\\,lim}"), Nr("\\projlim", "\\DOTSB\\operatorname*{proj\\,lim}"), Nr("\\varlimsup", "\\DOTSB\\operatorname*{\\overline{lim}}"), Nr("\\varliminf", "\\DOTSB\\operatorname*{\\underline{lim}}"), Nr("\\varinjlim", "\\DOTSB\\operatorname*{\\underrightarrow{lim}}"), Nr("\\varprojlim", "\\DOTSB\\operatorname*{\\underleftarrow{lim}}"), Nr("\\gvertneqq", "\\html@mathml{\\@gvertneqq}{\u2269}"), Nr("\\lvertneqq", "\\html@mathml{\\@lvertneqq}{\u2268}"), Nr("\\ngeqq", "\\html@mathml{\\@ngeqq}{\u2271}"), Nr("\\ngeqslant", "\\html@mathml{\\@ngeqslant}{\u2271}"), Nr("\\nleqq", "\\html@mathml{\\@nleqq}{\u2270}"), Nr("\\nleqslant", "\\html@mathml{\\@nleqslant}{\u2270}"), Nr("\\nshortmid", "\\html@mathml{\\@nshortmid}{\u2224}"), Nr("\\nshortparallel", "\\html@mathml{\\@nshortparallel}{\u2226}"), Nr("\\nsubseteqq", "\\html@mathml{\\@nsubseteqq}{\u2288}"), Nr("\\nsupseteqq", "\\html@mathml{\\@nsupseteqq}{\u2289}"), Nr("\\varsubsetneq", "\\html@mathml{\\@varsubsetneq}{\u228a}"), Nr("\\varsubsetneqq", "\\html@mathml{\\@varsubsetneqq}{\u2acb}"), Nr("\\varsupsetneq", "\\html@mathml{\\@varsupsetneq}{\u228b}"), Nr("\\varsupsetneqq", "\\html@mathml{\\@varsupsetneqq}{\u2acc}"), Nr("\\imath", "\\html@mathml{\\@imath}{\u0131}"), Nr("\\jmath", "\\html@mathml{\\@jmath}{\u0237}"), Nr("\\llbracket", "\\html@mathml{\\mathopen{[\\mkern-3.2mu[}}{\\mathopen{\\char`\u27e6}}"), Nr("\\rrbracket", "\\html@mathml{\\mathclose{]\\mkern-3.2mu]}}{\\mathclose{\\char`\u27e7}}"), Nr("\u27e6", "\\llbracket"), Nr("\u27e7", "\\rrbracket"), Nr("\\lBrace", "\\html@mathml{\\mathopen{\\{\\mkern-3.2mu[}}{\\mathopen{\\char`\u2983}}"), Nr("\\rBrace", "\\html@mathml{\\mathclose{]\\mkern-3.2mu\\}}}{\\mathclose{\\char`\u2984}}"), Nr("\u2983", "\\lBrace"), Nr("\u2984", "\\rBrace"), Nr("\\minuso", "\\mathbin{\\html@mathml{{\\mathrlap{\\mathchoice{\\kern{0.145em}}{\\kern{0.145em}}{\\kern{0.1015em}}{\\kern{0.0725em}}\\circ}{-}}}{\\char`\u29b5}}"), Nr("\u29b5", "\\minuso"), Nr("\\darr", "\\downarrow"), Nr("\\dArr", "\\Downarrow"), Nr("\\Darr", "\\Downarrow"), Nr("\\lang", "\\langle"), Nr("\\rang", "\\rangle"), Nr("\\uarr", "\\uparrow"), Nr("\\uArr", "\\Uparrow"), Nr("\\Uarr", "\\Uparrow"), Nr("\\N", "\\mathbb{N}"), Nr("\\R", "\\mathbb{R}"), Nr("\\Z", "\\mathbb{Z}"), Nr("\\alef", "\\aleph"), Nr("\\alefsym", "\\aleph"), Nr("\\Alpha", "\\mathrm{A}"), Nr("\\Beta", "\\mathrm{B}"), Nr("\\bull", "\\bullet"), Nr("\\Chi", "\\mathrm{X}"), Nr("\\clubs", "\\clubsuit"), Nr("\\cnums", "\\mathbb{C}"), Nr("\\Complex", "\\mathbb{C}"), Nr("\\Dagger", "\\ddagger"), Nr("\\diamonds", "\\diamondsuit"), Nr("\\empty", "\\emptyset"), Nr("\\Epsilon", "\\mathrm{E}"), Nr("\\Eta", "\\mathrm{H}"),Nr("\\exist", "\\exists"),Nr("\\harr", "\\leftrightarrow"),Nr("\\hArr", "\\Leftrightarrow"),Nr("\\Harr", "\\Leftrightarrow"),Nr("\\hearts", "\\heartsuit"),Nr("\\image", "\\Im"),Nr("\\infin", "\\infty"),Nr("\\Iota", "\\mathrm{I}"),Nr("\\isin", "\\in"),Nr("\\Kappa", "\\mathrm{K}"),Nr("\\larr", "\\leftarrow"),Nr("\\lArr", "\\Leftarrow"),Nr("\\Larr", "\\Leftarrow"),Nr("\\lrarr", "\\leftrightarrow"),Nr("\\lrArr", "\\Leftrightarrow"),Nr("\\Lrarr", "\\Leftrightarrow"),Nr("\\Mu", "\\mathrm{M}"),Nr("\\natnums", "\\mathbb{N}"),Nr("\\Nu", "\\mathrm{N}"),Nr("\\Omicron", "\\mathrm{O}"),Nr("\\plusmn", "\\pm"),Nr("\\rarr", "\\rightarrow"),Nr("\\rArr", "\\Rightarrow"),Nr("\\Rarr", "\\Rightarrow"),Nr("\\real", "\\Re"),Nr("\\reals", "\\mathbb{R}"),Nr("\\Reals", "\\mathbb{R}"),Nr("\\Rho", "\\mathrm{P}"),Nr("\\sdot", "\\cdot"),Nr("\\sect", "\\S"),Nr("\\spades", "\\spadesuit"),Nr("\\sub", "\\subset"),Nr("\\sube", "\\subseteq"),Nr("\\supe", "\\supseteq"),Nr("\\Tau", "\\mathrm{T}"),Nr("\\thetasym", "\\vartheta"),Nr("\\weierp", "\\wp"),Nr("\\Zeta", "\\mathrm{Z}"),Nr("\\argmin", "\\DOTSB\\operatorname*{arg\\,min}"),Nr("\\argmax", "\\DOTSB\\operatorname*{arg\\,max}"),Nr("\\plim", "\\DOTSB\\mathop{\\operatorname{plim}}\\limits"),Nr("\\bra", "\\mathinner{\\langle{#1}|}"),Nr("\\ket", "\\mathinner{|{#1}\\rangle}"),Nr("\\braket", "\\mathinner{\\langle{#1}\\rangle}"),Nr("\\Bra", "\\left\\langle#1\\right|"),Nr("\\Ket", "\\left|#1\\right\\rangle");
        const Hn = e => t => {
            const r = t.consumeArg().tokens, n = t.consumeArg().tokens, o = t.consumeArg().tokens,
                s = t.consumeArg().tokens, i = t.macros.get("|"), a = t.macros.get("\\|");
            t.macros.beginGroup();
            const l = t => r => {
                e && (r.macros.set("|", i), o.length && r.macros.set("\\|", a));
                let s = t;
                if (!t && o.length) {
                    "|" === r.future().text && (r.popToken(), s = !0)
                }
                return {tokens: s ? o : n, numArgs: 0}
            };
            t.macros.set("|", l(!1)), o.length && t.macros.set("\\|", l(!0));
            const h = t.consumeArg().tokens, c = t.expandTokens([...s, ...h, ...r]);
            return t.macros.endGroup(), {tokens: c.reverse(), numArgs: 0}
        };
        Nr("\\bra@ket", Hn(!1)), Nr("\\bra@set", Hn(!0)), Nr("\\Braket", "\\bra@ket{\\left\\langle}{\\,\\middle\\vert\\,}{\\,\\middle\\vert\\,}{\\right\\rangle}"), Nr("\\Set", "\\bra@set{\\left\\{\\:}{\\;\\middle\\vert\\;}{\\;\\middle\\Vert\\;}{\\:\\right\\}}"), Nr("\\set", "\\bra@set{\\{\\,}{\\mid}{}{\\,\\}}"), Nr("\\angln", "{\\angl n}"), Nr("\\blue", "\\textcolor{##6495ed}{#1}"), Nr("\\orange", "\\textcolor{##ffa500}{#1}"), Nr("\\pink", "\\textcolor{##ff00af}{#1}"), Nr("\\red", "\\textcolor{##df0030}{#1}"), Nr("\\green", "\\textcolor{##28ae7b}{#1}"), Nr("\\gray", "\\textcolor{gray}{#1}"), Nr("\\purple", "\\textcolor{##9d38bd}{#1}"), Nr("\\blueA", "\\textcolor{##ccfaff}{#1}"), Nr("\\blueB", "\\textcolor{##80f6ff}{#1}"), Nr("\\blueC", "\\textcolor{##63d9ea}{#1}"), Nr("\\blueD", "\\textcolor{##11accd}{#1}"), Nr("\\blueE", "\\textcolor{##0c7f99}{#1}"), Nr("\\tealA", "\\textcolor{##94fff5}{#1}"), Nr("\\tealB", "\\textcolor{##26edd5}{#1}"), Nr("\\tealC", "\\textcolor{##01d1c1}{#1}"), Nr("\\tealD", "\\textcolor{##01a995}{#1}"), Nr("\\tealE", "\\textcolor{##208170}{#1}"), Nr("\\greenA", "\\textcolor{##b6ffb0}{#1}"), Nr("\\greenB", "\\textcolor{##8af281}{#1}"), Nr("\\greenC", "\\textcolor{##74cf70}{#1}"), Nr("\\greenD", "\\textcolor{##1fab54}{#1}"), Nr("\\greenE", "\\textcolor{##0d923f}{#1}"), Nr("\\goldA", "\\textcolor{##ffd0a9}{#1}"), Nr("\\goldB", "\\textcolor{##ffbb71}{#1}"), Nr("\\goldC", "\\textcolor{##ff9c39}{#1}"), Nr("\\goldD", "\\textcolor{##e07d10}{#1}"), Nr("\\goldE", "\\textcolor{##a75a05}{#1}"), Nr("\\redA", "\\textcolor{##fca9a9}{#1}"), Nr("\\redB", "\\textcolor{##ff8482}{#1}"), Nr("\\redC", "\\textcolor{##f9685d}{#1}"), Nr("\\redD", "\\textcolor{##e84d39}{#1}"), Nr("\\redE", "\\textcolor{##bc2612}{#1}"), Nr("\\maroonA", "\\textcolor{##ffbde0}{#1}"), Nr("\\maroonB", "\\textcolor{##ff92c6}{#1}"), Nr("\\maroonC", "\\textcolor{##ed5fa6}{#1}"), Nr("\\maroonD", "\\textcolor{##ca337c}{#1}"), Nr("\\maroonE", "\\textcolor{##9e034e}{#1}"), Nr("\\purpleA", "\\textcolor{##ddd7ff}{#1}"), Nr("\\purpleB", "\\textcolor{##c6b9fc}{#1}"), Nr("\\purpleC", "\\textcolor{##aa87ff}{#1}"), Nr("\\purpleD", "\\textcolor{##7854ab}{#1}"), Nr("\\purpleE", "\\textcolor{##543b78}{#1}"), Nr("\\mintA", "\\textcolor{##f5f9e8}{#1}"), Nr("\\mintB", "\\textcolor{##edf2df}{#1}"), Nr("\\mintC", "\\textcolor{##e0e5cc}{#1}"), Nr("\\grayA", "\\textcolor{##f6f7f7}{#1}"), Nr("\\grayB", "\\textcolor{##f0f1f2}{#1}"), Nr("\\grayC", "\\textcolor{##e3e5e6}{#1}"), Nr("\\grayD", "\\textcolor{##d6d8da}{#1}"), Nr("\\grayE", "\\textcolor{##babec2}{#1}"), Nr("\\grayF", "\\textcolor{##888d93}{#1}"), Nr("\\grayG", "\\textcolor{##626569}{#1}"), Nr("\\grayH", "\\textcolor{##3b3e40}{#1}"), Nr("\\grayI", "\\textcolor{##21242c}{#1}"), Nr("\\kaBlue", "\\textcolor{##314453}{#1}"), Nr("\\kaGreen", "\\textcolor{##71B307}{#1}");
        const On = {"^": !0, _: !0, "\\limits": !0, "\\nolimits": !0};

        class En {
            constructor(e, t, r) {
                this.settings = void 0, this.expansionCount = void 0, this.lexer = void 0, this.macros = void 0, this.stack = void 0, this.mode = void 0, this.settings = t, this.expansionCount = 0, this.feed(e), this.macros = new Tn(Bn, t.macros), this.mode = r, this.stack = []
            }

            feed(e) {
                this.lexer = new An(e, this.settings)
            }

            switchMode(e) {
                this.mode = e
            }

            beginGroup() {
                this.macros.beginGroup()
            }

            endGroup() {
                this.macros.endGroup()
            }

            endGroups() {
                this.macros.endGroups()
            }

            future() {
                return 0 === this.stack.length && this.pushToken(this.lexer.lex()), this.stack[this.stack.length - 1]
            }

            popToken() {
                return this.future(), this.stack.pop()
            }

            pushToken(e) {
                this.stack.push(e)
            }

            pushTokens(e) {
                this.stack.push(...e)
            }

            scanArgument(e) {
                let t, r, n;
                if (e) {
                    if (this.consumeSpaces(), "[" !== this.future().text) return null;
                    t = this.popToken(), ({tokens: n, end: r} = this.consumeArg(["]"]))
                } else ({tokens: n, start: t, end: r} = this.consumeArg());
                return this.pushToken(new Ir("EOF", r.loc)), this.pushTokens(n), t.range(r, "")
            }

            consumeSpaces() {
                for (; ;) {
                    if (" " !== this.future().text) break;
                    this.stack.pop()
                }
            }

            consumeArg(e) {
                const t = [], r = e && e.length > 0;
                r || this.consumeSpaces();
                const o = this.future();
                let s, i = 0, a = 0;
                do {
                    if (s = this.popToken(), t.push(s), "{" === s.text) ++i; else if ("}" === s.text) {
                        if (--i, -1 === i) throw new n("Extra }", s)
                    } else if ("EOF" === s.text) throw new n("Unexpected end of input in a macro argument, expected '" + (e && r ? e[a] : "}") + "'", s);
                    if (e && r) if ((0 === i || 1 === i && "{" === e[a]) && s.text === e[a]) {
                        if (++a, a === e.length) {
                            t.splice(-a, a);
                            break
                        }
                    } else a = 0
                } while (0 !== i || r);
                return "{" === o.text && "}" === t[t.length - 1].text && (t.pop(), t.shift()), t.reverse(), {
                    tokens: t,
                    start: o,
                    end: s
                }
            }

            consumeArgs(e, t) {
                if (t) {
                    if (t.length !== e + 1) throw new n("The length of delimiters doesn't match the number of args!");
                    const r = t[0];
                    for (let e = 0; e < r.length; e++) {
                        const t = this.popToken();
                        if (r[e] !== t.text) throw new n("Use of the macro doesn't match its definition", t)
                    }
                }
                const r = [];
                for (let n = 0; n < e; n++) r.push(this.consumeArg(t && t[n + 1]).tokens);
                return r
            }

            countExpansion(e) {
                if (this.expansionCount += e, this.expansionCount > this.settings.maxExpand) throw new n("Too many expansions: infinite loop or need to increase maxExpand setting")
            }

            expandOnce(e) {
                const t = this.popToken(), r = t.text, o = t.noexpand ? null : this._getExpansion(r);
                if (null == o || e && o.unexpandable) {
                    if (e && null == o && "\\" === r[0] && !this.isDefined(r)) throw new n("Undefined control sequence: " + r);
                    return this.pushToken(t), !1
                }
                this.countExpansion(1);
                let s = o.tokens;
                const i = this.consumeArgs(o.numArgs, o.delimiters);
                if (o.numArgs) {
                    s = s.slice();
                    for (let e = s.length - 1; e >= 0; --e) {
                        let t = s[e];
                        if ("#" === t.text) {
                            if (0 === e) throw new n("Incomplete placeholder at end of macro body", t);
                            if (t = s[--e], "#" === t.text) s.splice(e + 1, 1); else {
                                if (!/^[1-9]$/.test(t.text)) throw new n("Not a valid argument number", t);
                                s.splice(e, 2, ...i[+t.text - 1])
                            }
                        }
                    }
                }
                return this.pushTokens(s), s.length
            }

            expandAfterFuture() {
                return this.expandOnce(), this.future()
            }

            expandNextToken() {
                for (; ;) if (!1 === this.expandOnce()) {
                    const e = this.stack.pop();
                    return e.treatAsRelax && (e.text = "\\relax"), e
                }
                throw new Error
            }

            expandMacro(e) {
                return this.macros.has(e) ? this.expandTokens([new Ir(e)]) : void 0
            }

            expandTokens(e) {
                const t = [], r = this.stack.length;
                for (this.pushTokens(e); this.stack.length > r;) if (!1 === this.expandOnce(!0)) {
                    const e = this.stack.pop();
                    e.treatAsRelax && (e.noexpand = !1, e.treatAsRelax = !1), t.push(e)
                }
                return this.countExpansion(t.length), t
            }

            expandMacroAsText(e) {
                const t = this.expandMacro(e);
                return t ? t.map((e => e.text)).join("") : t
            }

            _getExpansion(e) {
                const t = this.macros.get(e);
                if (null == t) return t;
                if (1 === e.length) {
                    const t = this.lexer.catcodes[e];
                    if (null != t && 13 !== t) return
                }
                const r = "function" == typeof t ? t(this) : t;
                if ("string" == typeof r) {
                    let e = 0;
                    if (-1 !== r.indexOf("#")) {
                        const t = r.replace(/##/g, "");
                        for (; -1 !== t.indexOf("#" + (e + 1));) ++e
                    }
                    const t = new An(r, this.settings), n = [];
                    let o = t.lex();
                    for (; "EOF" !== o.text;) n.push(o), o = t.lex();
                    n.reverse();
                    return {tokens: n, numArgs: e}
                }
                return r
            }

            isDefined(e) {
                return this.macros.has(e) || wn.hasOwnProperty(e) || se.math.hasOwnProperty(e) || se.text.hasOwnProperty(e) || On.hasOwnProperty(e)
            }

            isExpandable(e) {
                const t = this.macros.get(e);
                return null != t ? "string" == typeof t || "function" == typeof t || !t.unexpandable : wn.hasOwnProperty(e) && !wn[e].primitive
            }
        }

        const Ln = /^[\u208a\u208b\u208c\u208d\u208e\u2080\u2081\u2082\u2083\u2084\u2085\u2086\u2087\u2088\u2089\u2090\u2091\u2095\u1d62\u2c7c\u2096\u2097\u2098\u2099\u2092\u209a\u1d63\u209b\u209c\u1d64\u1d65\u2093\u1d66\u1d67\u1d68\u1d69\u1d6a]/,
            Dn = Object.freeze({
                "\u208a": "+",
                "\u208b": "-",
                "\u208c": "=",
                "\u208d": "(",
                "\u208e": ")",
                "\u2080": "0",
                "\u2081": "1",
                "\u2082": "2",
                "\u2083": "3",
                "\u2084": "4",
                "\u2085": "5",
                "\u2086": "6",
                "\u2087": "7",
                "\u2088": "8",
                "\u2089": "9",
                "\u2090": "a",
                "\u2091": "e",
                "\u2095": "h",
                "\u1d62": "i",
                "\u2c7c": "j",
                "\u2096": "k",
                "\u2097": "l",
                "\u2098": "m",
                "\u2099": "n",
                "\u2092": "o",
                "\u209a": "p",
                "\u1d63": "r",
                "\u209b": "s",
                "\u209c": "t",
                "\u1d64": "u",
                "\u1d65": "v",
                "\u2093": "x",
                "\u1d66": "\u03b2",
                "\u1d67": "\u03b3",
                "\u1d68": "\u03c1",
                "\u1d69": "\u03d5",
                "\u1d6a": "\u03c7",
                "\u207a": "+",
                "\u207b": "-",
                "\u207c": "=",
                "\u207d": "(",
                "\u207e": ")",
                "\u2070": "0",
                "\xb9": "1",
                "\xb2": "2",
                "\xb3": "3",
                "\u2074": "4",
                "\u2075": "5",
                "\u2076": "6",
                "\u2077": "7",
                "\u2078": "8",
                "\u2079": "9",
                "\u1d2c": "A",
                "\u1d2e": "B",
                "\u1d30": "D",
                "\u1d31": "E",
                "\u1d33": "G",
                "\u1d34": "H",
                "\u1d35": "I",
                "\u1d36": "J",
                "\u1d37": "K",
                "\u1d38": "L",
                "\u1d39": "M",
                "\u1d3a": "N",
                "\u1d3c": "O",
                "\u1d3e": "P",
                "\u1d3f": "R",
                "\u1d40": "T",
                "\u1d41": "U",
                "\u2c7d": "V",
                "\u1d42": "W",
                "\u1d43": "a",
                "\u1d47": "b",
                "\u1d9c": "c",
                "\u1d48": "d",
                "\u1d49": "e",
                "\u1da0": "f",
                "\u1d4d": "g",
                "\u02b0": "h",
                "\u2071": "i",
                "\u02b2": "j",
                "\u1d4f": "k",
                "\u02e1": "l",
                "\u1d50": "m",
                "\u207f": "n",
                "\u1d52": "o",
                "\u1d56": "p",
                "\u02b3": "r",
                "\u02e2": "s",
                "\u1d57": "t",
                "\u1d58": "u",
                "\u1d5b": "v",
                "\u02b7": "w",
                "\u02e3": "x",
                "\u02b8": "y",
                "\u1dbb": "z",
                "\u1d5d": "\u03b2",
                "\u1d5e": "\u03b3",
                "\u1d5f": "\u03b4",
                "\u1d60": "\u03d5",
                "\u1d61": "\u03c7",
                "\u1dbf": "\u03b8"
            }), Vn = {
                "\u0301": {text: "\\'", math: "\\acute"},
                "\u0300": {text: "\\`", math: "\\grave"},
                "\u0308": {text: '\\"', math: "\\ddot"},
                "\u0303": {text: "\\~", math: "\\tilde"},
                "\u0304": {text: "\\=", math: "\\bar"},
                "\u0306": {text: "\\u", math: "\\breve"},
                "\u030c": {text: "\\v", math: "\\check"},
                "\u0302": {text: "\\^", math: "\\hat"},
                "\u0307": {text: "\\.", math: "\\dot"},
                "\u030a": {text: "\\r", math: "\\mathring"},
                "\u030b": {text: "\\H"},
                "\u0327": {text: "\\c"}
            }, Pn = {
                "\xe1": "a\u0301",
                "\xe0": "a\u0300",
                "\xe4": "a\u0308",
                "\u01df": "a\u0308\u0304",
                "\xe3": "a\u0303",
                "\u0101": "a\u0304",
                "\u0103": "a\u0306",
                "\u1eaf": "a\u0306\u0301",
                "\u1eb1": "a\u0306\u0300",
                "\u1eb5": "a\u0306\u0303",
                "\u01ce": "a\u030c",
                "\xe2": "a\u0302",
                "\u1ea5": "a\u0302\u0301",
                "\u1ea7": "a\u0302\u0300",
                "\u1eab": "a\u0302\u0303",
                "\u0227": "a\u0307",
                "\u01e1": "a\u0307\u0304",
                "\xe5": "a\u030a",
                "\u01fb": "a\u030a\u0301",
                "\u1e03": "b\u0307",
                "\u0107": "c\u0301",
                "\u1e09": "c\u0327\u0301",
                "\u010d": "c\u030c",
                "\u0109": "c\u0302",
                "\u010b": "c\u0307",
                "\xe7": "c\u0327",
                "\u010f": "d\u030c",
                "\u1e0b": "d\u0307",
                "\u1e11": "d\u0327",
                "\xe9": "e\u0301",
                "\xe8": "e\u0300",
                "\xeb": "e\u0308",
                "\u1ebd": "e\u0303",
                "\u0113": "e\u0304",
                "\u1e17": "e\u0304\u0301",
                "\u1e15": "e\u0304\u0300",
                "\u0115": "e\u0306",
                "\u1e1d": "e\u0327\u0306",
                "\u011b": "e\u030c",
                "\xea": "e\u0302",
                "\u1ebf": "e\u0302\u0301",
                "\u1ec1": "e\u0302\u0300",
                "\u1ec5": "e\u0302\u0303",
                "\u0117": "e\u0307",
                "\u0229": "e\u0327",
                "\u1e1f": "f\u0307",
                "\u01f5": "g\u0301",
                "\u1e21": "g\u0304",
                "\u011f": "g\u0306",
                "\u01e7": "g\u030c",
                "\u011d": "g\u0302",
                "\u0121": "g\u0307",
                "\u0123": "g\u0327",
                "\u1e27": "h\u0308",
                "\u021f": "h\u030c",
                "\u0125": "h\u0302",
                "\u1e23": "h\u0307",
                "\u1e29": "h\u0327",
                "\xed": "i\u0301",
                "\xec": "i\u0300",
                "\xef": "i\u0308",
                "\u1e2f": "i\u0308\u0301",
                "\u0129": "i\u0303",
                "\u012b": "i\u0304",
                "\u012d": "i\u0306",
                "\u01d0": "i\u030c",
                "\xee": "i\u0302",
                "\u01f0": "j\u030c",
                "\u0135": "j\u0302",
                "\u1e31": "k\u0301",
                "\u01e9": "k\u030c",
                "\u0137": "k\u0327",
                "\u013a": "l\u0301",
                "\u013e": "l\u030c",
                "\u013c": "l\u0327",
                "\u1e3f": "m\u0301",
                "\u1e41": "m\u0307",
                "\u0144": "n\u0301",
                "\u01f9": "n\u0300",
                "\xf1": "n\u0303",
                "\u0148": "n\u030c",
                "\u1e45": "n\u0307",
                "\u0146": "n\u0327",
                "\xf3": "o\u0301",
                "\xf2": "o\u0300",
                "\xf6": "o\u0308",
                "\u022b": "o\u0308\u0304",
                "\xf5": "o\u0303",
                "\u1e4d": "o\u0303\u0301",
                "\u1e4f": "o\u0303\u0308",
                "\u022d": "o\u0303\u0304",
                "\u014d": "o\u0304",
                "\u1e53": "o\u0304\u0301",
                "\u1e51": "o\u0304\u0300",
                "\u014f": "o\u0306",
                "\u01d2": "o\u030c",
                "\xf4": "o\u0302",
                "\u1ed1": "o\u0302\u0301",
                "\u1ed3": "o\u0302\u0300",
                "\u1ed7": "o\u0302\u0303",
                "\u022f": "o\u0307",
                "\u0231": "o\u0307\u0304",
                "\u0151": "o\u030b",
                "\u1e55": "p\u0301",
                "\u1e57": "p\u0307",
                "\u0155": "r\u0301",
                "\u0159": "r\u030c",
                "\u1e59": "r\u0307",
                "\u0157": "r\u0327",
                "\u015b": "s\u0301",
                "\u1e65": "s\u0301\u0307",
                "\u0161": "s\u030c",
                "\u1e67": "s\u030c\u0307",
                "\u015d": "s\u0302",
                "\u1e61": "s\u0307",
                "\u015f": "s\u0327",
                "\u1e97": "t\u0308",
                "\u0165": "t\u030c",
                "\u1e6b": "t\u0307",
                "\u0163": "t\u0327",
                "\xfa": "u\u0301",
                "\xf9": "u\u0300",
                "\xfc": "u\u0308",
                "\u01d8": "u\u0308\u0301",
                "\u01dc": "u\u0308\u0300",
                "\u01d6": "u\u0308\u0304",
                "\u01da": "u\u0308\u030c",
                "\u0169": "u\u0303",
                "\u1e79": "u\u0303\u0301",
                "\u016b": "u\u0304",
                "\u1e7b": "u\u0304\u0308",
                "\u016d": "u\u0306",
                "\u01d4": "u\u030c",
                "\xfb": "u\u0302",
                "\u016f": "u\u030a",
                "\u0171": "u\u030b",
                "\u1e7d": "v\u0303",
                "\u1e83": "w\u0301",
                "\u1e81": "w\u0300",
                "\u1e85": "w\u0308",
                "\u0175": "w\u0302",
                "\u1e87": "w\u0307",
                "\u1e98": "w\u030a",
                "\u1e8d": "x\u0308",
                "\u1e8b": "x\u0307",
                "\xfd": "y\u0301",
                "\u1ef3": "y\u0300",
                "\xff": "y\u0308",
                "\u1ef9": "y\u0303",
                "\u0233": "y\u0304",
                "\u0177": "y\u0302",
                "\u1e8f": "y\u0307",
                "\u1e99": "y\u030a",
                "\u017a": "z\u0301",
                "\u017e": "z\u030c",
                "\u1e91": "z\u0302",
                "\u017c": "z\u0307",
                "\xc1": "A\u0301",
                "\xc0": "A\u0300",
                "\xc4": "A\u0308",
                "\u01de": "A\u0308\u0304",
                "\xc3": "A\u0303",
                "\u0100": "A\u0304",
                "\u0102": "A\u0306",
                "\u1eae": "A\u0306\u0301",
                "\u1eb0": "A\u0306\u0300",
                "\u1eb4": "A\u0306\u0303",
                "\u01cd": "A\u030c",
                "\xc2": "A\u0302",
                "\u1ea4": "A\u0302\u0301",
                "\u1ea6": "A\u0302\u0300",
                "\u1eaa": "A\u0302\u0303",
                "\u0226": "A\u0307",
                "\u01e0": "A\u0307\u0304",
                "\xc5": "A\u030a",
                "\u01fa": "A\u030a\u0301",
                "\u1e02": "B\u0307",
                "\u0106": "C\u0301",
                "\u1e08": "C\u0327\u0301",
                "\u010c": "C\u030c",
                "\u0108": "C\u0302",
                "\u010a": "C\u0307",
                "\xc7": "C\u0327",
                "\u010e": "D\u030c",
                "\u1e0a": "D\u0307",
                "\u1e10": "D\u0327",
                "\xc9": "E\u0301",
                "\xc8": "E\u0300",
                "\xcb": "E\u0308",
                "\u1ebc": "E\u0303",
                "\u0112": "E\u0304",
                "\u1e16": "E\u0304\u0301",
                "\u1e14": "E\u0304\u0300",
                "\u0114": "E\u0306",
                "\u1e1c": "E\u0327\u0306",
                "\u011a": "E\u030c",
                "\xca": "E\u0302",
                "\u1ebe": "E\u0302\u0301",
                "\u1ec0": "E\u0302\u0300",
                "\u1ec4": "E\u0302\u0303",
                "\u0116": "E\u0307",
                "\u0228": "E\u0327",
                "\u1e1e": "F\u0307",
                "\u01f4": "G\u0301",
                "\u1e20": "G\u0304",
                "\u011e": "G\u0306",
                "\u01e6": "G\u030c",
                "\u011c": "G\u0302",
                "\u0120": "G\u0307",
                "\u0122": "G\u0327",
                "\u1e26": "H\u0308",
                "\u021e": "H\u030c",
                "\u0124": "H\u0302",
                "\u1e22": "H\u0307",
                "\u1e28": "H\u0327",
                "\xcd": "I\u0301",
                "\xcc": "I\u0300",
                "\xcf": "I\u0308",
                "\u1e2e": "I\u0308\u0301",
                "\u0128": "I\u0303",
                "\u012a": "I\u0304",
                "\u012c": "I\u0306",
                "\u01cf": "I\u030c",
                "\xce": "I\u0302",
                "\u0130": "I\u0307",
                "\u0134": "J\u0302",
                "\u1e30": "K\u0301",
                "\u01e8": "K\u030c",
                "\u0136": "K\u0327",
                "\u0139": "L\u0301",
                "\u013d": "L\u030c",
                "\u013b": "L\u0327",
                "\u1e3e": "M\u0301",
                "\u1e40": "M\u0307",
                "\u0143": "N\u0301",
                "\u01f8": "N\u0300",
                "\xd1": "N\u0303",
                "\u0147": "N\u030c",
                "\u1e44": "N\u0307",
                "\u0145": "N\u0327",
                "\xd3": "O\u0301",
                "\xd2": "O\u0300",
                "\xd6": "O\u0308",
                "\u022a": "O\u0308\u0304",
                "\xd5": "O\u0303",
                "\u1e4c": "O\u0303\u0301",
                "\u1e4e": "O\u0303\u0308",
                "\u022c": "O\u0303\u0304",
                "\u014c": "O\u0304",
                "\u1e52": "O\u0304\u0301",
                "\u1e50": "O\u0304\u0300",
                "\u014e": "O\u0306",
                "\u01d1": "O\u030c",
                "\xd4": "O\u0302",
                "\u1ed0": "O\u0302\u0301",
                "\u1ed2": "O\u0302\u0300",
                "\u1ed6": "O\u0302\u0303",
                "\u022e": "O\u0307",
                "\u0230": "O\u0307\u0304",
                "\u0150": "O\u030b",
                "\u1e54": "P\u0301",
                "\u1e56": "P\u0307",
                "\u0154": "R\u0301",
                "\u0158": "R\u030c",
                "\u1e58": "R\u0307",
                "\u0156": "R\u0327",
                "\u015a": "S\u0301",
                "\u1e64": "S\u0301\u0307",
                "\u0160": "S\u030c",
                "\u1e66": "S\u030c\u0307",
                "\u015c": "S\u0302",
                "\u1e60": "S\u0307",
                "\u015e": "S\u0327",
                "\u0164": "T\u030c",
                "\u1e6a": "T\u0307",
                "\u0162": "T\u0327",
                "\xda": "U\u0301",
                "\xd9": "U\u0300",
                "\xdc": "U\u0308",
                "\u01d7": "U\u0308\u0301",
                "\u01db": "U\u0308\u0300",
                "\u01d5": "U\u0308\u0304",
                "\u01d9": "U\u0308\u030c",
                "\u0168": "U\u0303",
                "\u1e78": "U\u0303\u0301",
                "\u016a": "U\u0304",
                "\u1e7a": "U\u0304\u0308",
                "\u016c": "U\u0306",
                "\u01d3": "U\u030c",
                "\xdb": "U\u0302",
                "\u016e": "U\u030a",
                "\u0170": "U\u030b",
                "\u1e7c": "V\u0303",
                "\u1e82": "W\u0301",
                "\u1e80": "W\u0300",
                "\u1e84": "W\u0308",
                "\u0174": "W\u0302",
                "\u1e86": "W\u0307",
                "\u1e8c": "X\u0308",
                "\u1e8a": "X\u0307",
                "\xdd": "Y\u0301",
                "\u1ef2": "Y\u0300",
                "\u0178": "Y\u0308",
                "\u1ef8": "Y\u0303",
                "\u0232": "Y\u0304",
                "\u0176": "Y\u0302",
                "\u1e8e": "Y\u0307",
                "\u0179": "Z\u0301",
                "\u017d": "Z\u030c",
                "\u1e90": "Z\u0302",
                "\u017b": "Z\u0307",
                "\u03ac": "\u03b1\u0301",
                "\u1f70": "\u03b1\u0300",
                "\u1fb1": "\u03b1\u0304",
                "\u1fb0": "\u03b1\u0306",
                "\u03ad": "\u03b5\u0301",
                "\u1f72": "\u03b5\u0300",
                "\u03ae": "\u03b7\u0301",
                "\u1f74": "\u03b7\u0300",
                "\u03af": "\u03b9\u0301",
                "\u1f76": "\u03b9\u0300",
                "\u03ca": "\u03b9\u0308",
                "\u0390": "\u03b9\u0308\u0301",
                "\u1fd2": "\u03b9\u0308\u0300",
                "\u1fd1": "\u03b9\u0304",
                "\u1fd0": "\u03b9\u0306",
                "\u03cc": "\u03bf\u0301",
                "\u1f78": "\u03bf\u0300",
                "\u03cd": "\u03c5\u0301",
                "\u1f7a": "\u03c5\u0300",
                "\u03cb": "\u03c5\u0308",
                "\u03b0": "\u03c5\u0308\u0301",
                "\u1fe2": "\u03c5\u0308\u0300",
                "\u1fe1": "\u03c5\u0304",
                "\u1fe0": "\u03c5\u0306",
                "\u03ce": "\u03c9\u0301",
                "\u1f7c": "\u03c9\u0300",
                "\u038e": "\u03a5\u0301",
                "\u1fea": "\u03a5\u0300",
                "\u03ab": "\u03a5\u0308",
                "\u1fe9": "\u03a5\u0304",
                "\u1fe8": "\u03a5\u0306",
                "\u038f": "\u03a9\u0301",
                "\u1ffa": "\u03a9\u0300"
            };

        class Fn {
            constructor(e, t) {
                this.mode = void 0, this.gullet = void 0, this.settings = void 0, this.leftrightDepth = void 0, this.nextToken = void 0, this.mode = "math", this.gullet = new En(e, t, this.mode), this.settings = t, this.leftrightDepth = 0
            }

            expect(e, t) {
                if (void 0 === t && (t = !0), this.fetch().text !== e) throw new n("Expected '" + e + "', got '" + this.fetch().text + "'", this.fetch());
                t && this.consume()
            }

            consume() {
                this.nextToken = null
            }

            fetch() {
                return null == this.nextToken && (this.nextToken = this.gullet.expandNextToken()), this.nextToken
            }

            switchMode(e) {
                this.mode = e, this.gullet.switchMode(e)
            }

            parse() {
                this.settings.globalGroup || this.gullet.beginGroup(), this.settings.colorIsTextColor && this.gullet.macros.set("\\color", "\\textcolor");
                try {
                    const e = this.parseExpression(!1);
                    return this.expect("EOF"), this.settings.globalGroup || this.gullet.endGroup(), e
                } finally {
                    this.gullet.endGroups()
                }
            }

            subparse(e) {
                const t = this.nextToken;
                this.consume(), this.gullet.pushToken(new Ir("}")), this.gullet.pushTokens(e);
                const r = this.parseExpression(!1);
                return this.expect("}"), this.nextToken = t, r
            }

            parseExpression(e, t) {
                const r = [];
                for (; ;) {
                    "math" === this.mode && this.consumeSpaces();
                    const n = this.fetch();
                    if (-1 !== Fn.endOfExpression.indexOf(n.text)) break;
                    if (t && n.text === t) break;
                    if (e && wn[n.text] && wn[n.text].infix) break;
                    const o = this.parseAtom(t);
                    if (!o) break;
                    "internal" !== o.type && r.push(o)
                }
                return "text" === this.mode && this.formLigatures(r), this.handleInfixNodes(r)
            }

            handleInfixNodes(e) {
                let t, r = -1;
                for (let o = 0; o < e.length; o++) if ("infix" === e[o].type) {
                    if (-1 !== r) throw new n("only one infix operator per group", e[o].token);
                    r = o, t = e[o].replaceWith
                }
                if (-1 !== r && t) {
                    let n, o;
                    const s = e.slice(0, r), i = e.slice(r + 1);
                    let a;
                    return n = 1 === s.length && "ordgroup" === s[0].type ? s[0] : {
                        type: "ordgroup",
                        mode: this.mode,
                        body: s
                    }, o = 1 === i.length && "ordgroup" === i[0].type ? i[0] : {
                        type: "ordgroup",
                        mode: this.mode,
                        body: i
                    }, a = "\\\\abovefrac" === t ? this.callFunction(t, [n, e[r], o], []) : this.callFunction(t, [n, o], []), [a]
                }
                return e
            }

            handleSupSubscript(e) {
                const t = this.fetch(), r = t.text;
                let o;
                this.consume(), this.consumeSpaces();
                do {
                    var s;
                    o = this.parseGroup(e)
                } while ("internal" === (null == (s = o) ? void 0 : s.type));
                if (!o) throw new n("Expected group after '" + r + "'", t);
                return o
            }

            formatUnsupportedCmd(e) {
                const t = [];
                for (let r = 0; r < e.length; r++) t.push({type: "textord", mode: "text", text: e[r]});
                const r = {type: "text", mode: this.mode, body: t};
                return {type: "color", mode: this.mode, color: this.settings.errorColor, body: [r]}
            }

            parseAtom(e) {
                const t = this.parseGroup("atom", e);
                if ("internal" === (null == t ? void 0 : t.type)) return t;
                if ("text" === this.mode) return t;
                let r, o;
                for (; ;) {
                    this.consumeSpaces();
                    const e = this.fetch();
                    if ("\\limits" === e.text || "\\nolimits" === e.text) {
                        if (t && "op" === t.type) {
                            const r = "\\limits" === e.text;
                            t.limits = r, t.alwaysHandleSupSub = !0
                        } else {
                            if (!t || "operatorname" !== t.type) throw new n("Limit controls must follow a math operator", e);
                            t.alwaysHandleSupSub && (t.limits = "\\limits" === e.text)
                        }
                        this.consume()
                    } else if ("^" === e.text) {
                        if (r) throw new n("Double superscript", e);
                        r = this.handleSupSubscript("superscript")
                    } else if ("_" === e.text) {
                        if (o) throw new n("Double subscript", e);
                        o = this.handleSupSubscript("subscript")
                    } else if ("'" === e.text) {
                        if (r) throw new n("Double superscript", e);
                        const t = {type: "textord", mode: this.mode, text: "\\prime"}, o = [t];
                        for (this.consume(); "'" === this.fetch().text;) o.push(t), this.consume();
                        "^" === this.fetch().text && o.push(this.handleSupSubscript("superscript")), r = {
                            type: "ordgroup",
                            mode: this.mode,
                            body: o
                        }
                    } else {
                        if (!Dn[e.text]) break;
                        {
                            const t = Ln.test(e.text), n = [];
                            for (n.push(new Ir(Dn[e.text])), this.consume(); ;) {
                                const e = this.fetch().text;
                                if (!Dn[e]) break;
                                if (Ln.test(e) !== t) break;
                                n.unshift(new Ir(Dn[e])), this.consume()
                            }
                            const s = this.subparse(n);
                            t ? o = {type: "ordgroup", mode: "math", body: s} : r = {
                                type: "ordgroup",
                                mode: "math",
                                body: s
                            }
                        }
                    }
                }
                return r || o ? {type: "supsub", mode: this.mode, base: t, sup: r, sub: o} : t
            }

            parseFunction(e, t) {
                const r = this.fetch(), o = r.text, s = wn[o];
                if (!s) return null;
                if (this.consume(), t && "atom" !== t && !s.allowedInArgument) throw new n("Got function '" + o + "' with no arguments" + (t ? " as " + t : ""), r);
                if ("text" === this.mode && !s.allowedInText) throw new n("Can't use function '" + o + "' in text mode", r);
                if ("math" === this.mode && !1 === s.allowedInMath) throw new n("Can't use function '" + o + "' in math mode", r);
                const {args: i, optArgs: a} = this.parseArguments(o, s);
                return this.callFunction(o, i, a, r, e)
            }

            callFunction(e, t, r, o, s) {
                const i = {funcName: e, parser: this, token: o, breakOnTokenText: s}, a = wn[e];
                if (a && a.handler) return a.handler(i, t, r);
                throw new n("No function handler for " + e)
            }

            parseArguments(e, t) {
                const r = t.numArgs + t.numOptionalArgs;
                if (0 === r) return {args: [], optArgs: []};
                const o = [], s = [];
                for (let i = 0; i < r; i++) {
                    let r = t.argTypes && t.argTypes[i];
                    const a = i < t.numOptionalArgs;
                    (t.primitive && null == r || "sqrt" === t.type && 1 === i && null == s[0]) && (r = "primitive");
                    const l = this.parseGroupOfType("argument to '" + e + "'", r, a);
                    if (a) s.push(l); else {
                        if (null == l) throw new n("Null argument, please report this as a bug");
                        o.push(l)
                    }
                }
                return {args: o, optArgs: s}
            }

            parseGroupOfType(e, t, r) {
                switch (t) {
                    case"color":
                        return this.parseColorGroup(r);
                    case"size":
                        return this.parseSizeGroup(r);
                    case"url":
                        return this.parseUrlGroup(r);
                    case"math":
                    case"text":
                        return this.parseArgumentGroup(r, t);
                    case"hbox": {
                        const e = this.parseArgumentGroup(r, "text");
                        return null != e ? {type: "styling", mode: e.mode, body: [e], style: "text"} : null
                    }
                    case"raw": {
                        const e = this.parseStringGroup("raw", r);
                        return null != e ? {type: "raw", mode: "text", string: e.text} : null
                    }
                    case"primitive": {
                        if (r) throw new n("A primitive argument cannot be optional");
                        const t = this.parseGroup(e);
                        if (null == t) throw new n("Expected group as " + e, this.fetch());
                        return t
                    }
                    case"original":
                    case null:
                    case void 0:
                        return this.parseArgumentGroup(r);
                    default:
                        throw new n("Unknown group type as " + e, this.fetch())
                }
            }

            consumeSpaces() {
                for (; " " === this.fetch().text;) this.consume()
            }

            parseStringGroup(e, t) {
                const r = this.gullet.scanArgument(t);
                if (null == r) return null;
                let n, o = "";
                for (; "EOF" !== (n = this.fetch()).text;) o += n.text, this.consume();
                return this.consume(), r.text = o, r
            }

            parseRegexGroup(e, t) {
                const r = this.fetch();
                let o, s = r, i = "";
                for (; "EOF" !== (o = this.fetch()).text && e.test(i + o.text);) s = o, i += s.text, this.consume();
                if ("" === i) throw new n("Invalid " + t + ": '" + r.text + "'", r);
                return r.range(s, i)
            }

            parseColorGroup(e) {
                const t = this.parseStringGroup("color", e);
                if (null == t) return null;
                const r = /^(#[a-f0-9]{3}|#?[a-f0-9]{6}|[a-z]+)$/i.exec(t.text);
                if (!r) throw new n("Invalid color: '" + t.text + "'", t);
                let o = r[0];
                return /^[0-9a-f]{6}$/i.test(o) && (o = "#" + o), {type: "color-token", mode: this.mode, color: o}
            }

            parseSizeGroup(e) {
                let t, r = !1;
                if (this.gullet.consumeSpaces(), t = e || "{" === this.gullet.future().text ? this.parseStringGroup("size", e) : this.parseRegexGroup(/^[-+]? *(?:$|\d+|\d+\.\d*|\.\d*) *[a-z]{0,2} *$/, "size"), !t) return null;
                e || 0 !== t.text.length || (t.text = "0pt", r = !0);
                const o = /([-+]?) *(\d+(?:\.\d*)?|\.\d+) *([a-z]{2})/.exec(t.text);
                if (!o) throw new n("Invalid size: '" + t.text + "'", t);
                const s = {number: +(o[1] + o[2]), unit: o[3]};
                if (!V(s)) throw new n("Invalid unit: '" + s.unit + "'", t);
                return {type: "size", mode: this.mode, value: s, isBlank: r}
            }

            parseUrlGroup(e) {
                this.gullet.lexer.setCatcode("%", 13), this.gullet.lexer.setCatcode("~", 12);
                const t = this.parseStringGroup("url", e);
                if (this.gullet.lexer.setCatcode("%", 14), this.gullet.lexer.setCatcode("~", 13), null == t) return null;
                const r = t.text.replace(/\\([#$%&~_^{}])/g, "$1");
                return {type: "url", mode: this.mode, url: r}
            }

            parseArgumentGroup(e, t) {
                const r = this.gullet.scanArgument(e);
                if (null == r) return null;
                const n = this.mode;
                t && this.switchMode(t), this.gullet.beginGroup();
                const o = this.parseExpression(!1, "EOF");
                this.expect("EOF"), this.gullet.endGroup();
                const s = {type: "ordgroup", mode: this.mode, loc: r.loc, body: o};
                return t && this.switchMode(n), s
            }

            parseGroup(e, t) {
                const r = this.fetch(), o = r.text;
                let s;
                if ("{" === o || "\\begingroup" === o) {
                    this.consume();
                    const e = "{" === o ? "}" : "\\endgroup";
                    this.gullet.beginGroup();
                    const t = this.parseExpression(!1, e), n = this.fetch();
                    this.expect(e), this.gullet.endGroup(), s = {
                        type: "ordgroup",
                        mode: this.mode,
                        loc: qr.range(r, n),
                        body: t,
                        semisimple: "\\begingroup" === o || void 0
                    }
                } else if (s = this.parseFunction(t, e) || this.parseSymbol(), null == s && "\\" === o[0] && !On.hasOwnProperty(o)) {
                    if (this.settings.throwOnError) throw new n("Undefined control sequence: " + o, r);
                    s = this.formatUnsupportedCmd(o), this.consume()
                }
                return s
            }

            formLigatures(e) {
                let t = e.length - 1;
                for (let r = 0; r < t; ++r) {
                    const n = e[r], o = n.text;
                    "-" === o && "-" === e[r + 1].text && (r + 1 < t && "-" === e[r + 2].text ? (e.splice(r, 3, {
                        type: "textord",
                        mode: "text",
                        loc: qr.range(n, e[r + 2]),
                        text: "---"
                    }), t -= 2) : (e.splice(r, 2, {
                        type: "textord",
                        mode: "text",
                        loc: qr.range(n, e[r + 1]),
                        text: "--"
                    }), t -= 1)), "'" !== o && "`" !== o || e[r + 1].text !== o || (e.splice(r, 2, {
                        type: "textord",
                        mode: "text",
                        loc: qr.range(n, e[r + 1]),
                        text: o + o
                    }), t -= 1)
                }
            }

            parseSymbol() {
                const e = this.fetch();
                let t = e.text;
                if (/^\\verb[^a-zA-Z]/.test(t)) {
                    this.consume();
                    let e = t.slice(5);
                    const r = "*" === e.charAt(0);
                    if (r && (e = e.slice(1)), e.length < 2 || e.charAt(0) !== e.slice(-1)) throw new n("\\verb assertion failed --\n                    please report what input caused this bug");
                    return e = e.slice(1, -1), {type: "verb", mode: "text", body: e, star: r}
                }
                Pn.hasOwnProperty(t[0]) && !se[this.mode][t[0]] && (this.settings.strict && "math" === this.mode && this.settings.reportNonstrict("unicodeTextInMathMode", 'Accented Unicode text character "' + t[0] + '" used in math mode', e), t = Pn[t[0]] + t.slice(1));
                const r = Mn.exec(t);
                let o;
                if (r && (t = t.substring(0, r.index), "i" === t ? t = "\u0131" : "j" === t && (t = "\u0237")), se[this.mode][t]) {
                    this.settings.strict && "math" === this.mode && Te.indexOf(t) >= 0 && this.settings.reportNonstrict("unicodeTextInMathMode", 'Latin-1/Unicode text character "' + t[0] + '" used in math mode', e);
                    const r = se[this.mode][t].group, n = qr.range(e);
                    let s;
                    if (re.hasOwnProperty(r)) {
                        const e = r;
                        s = {type: "atom", mode: this.mode, family: e, loc: n, text: t}
                    } else s = {type: r, mode: this.mode, loc: n, text: t};
                    o = s
                } else {
                    if (!(t.charCodeAt(0) >= 128)) return null;
                    this.settings.strict && (S(t.charCodeAt(0)) ? "math" === this.mode && this.settings.reportNonstrict("unicodeTextInMathMode", 'Unicode text character "' + t[0] + '" used in math mode', e) : this.settings.reportNonstrict("unknownSymbol", 'Unrecognized Unicode character "' + t[0] + '" (' + t.charCodeAt(0) + ")", e)), o = {
                        type: "textord",
                        mode: "text",
                        loc: qr.range(e),
                        text: t
                    }
                }
                if (this.consume(), r) for (let t = 0; t < r[0].length; t++) {
                    const s = r[0][t];
                    if (!Vn[s]) throw new n("Unknown accent ' " + s + "'", e);
                    const i = Vn[s][this.mode] || Vn[s].text;
                    if (!i) throw new n("Accent " + s + " unsupported in " + this.mode + " mode", e);
                    o = {
                        type: "accent",
                        mode: this.mode,
                        loc: qr.range(e),
                        label: i,
                        isStretchy: !1,
                        isShifty: !0,
                        base: o
                    }
                }
                return o
            }
        }

        Fn.endOfExpression = ["}", "\\endgroup", "\\end", "\\right", "&"];
        var Gn = function (e, t) {
            if (!("string" == typeof e || e instanceof String)) throw new TypeError("KaTeX can only parse string typed expression");
            const r = new Fn(e, t);
            delete r.gullet.macros.current["\\df@tag"];
            let o = r.parse();
            if (delete r.gullet.macros.current["\\current@color"], delete r.gullet.macros.current["\\color"], r.gullet.macros.get("\\df@tag")) {
                if (!t.displayMode) throw new n("\\tag works only in display equations");
                o = [{type: "tag", mode: "text", body: o, tag: r.subparse([new Ir("\\df@tag")])}]
            }
            return o
        };
        let Un = function (e, t, r) {
            t.textContent = "";
            const n = Xn(e, r).toNode();
            t.appendChild(n)
        };
        "undefined" != typeof document && "CSS1Compat" !== document.compatMode && ("undefined" != typeof console && console.warn("Warning: KaTeX doesn't work in quirks mode. Make sure your website has a suitable doctype."), Un = function () {
            throw new n("KaTeX doesn't work in quirks mode.")
        });
        const Yn = function (e, t, r) {
            if (r.throwOnError || !(e instanceof n)) throw e;
            const o = Pe.makeSpan(["katex-error"], [new K(t)]);
            return o.setAttribute("title", e.toString()), o.setAttribute("style", "color:" + r.errorColor), o
        }, Xn = function (e, t) {
            const r = new m(t);
            try {
                const t = Gn(e, r);
                return Tt(t, e, r)
            } catch (t) {
                return Yn(t, e, r)
            }
        };
        var Wn = {
            version: "0.16.22",
            render: Un,
            renderToString: function (e, t) {
                return Xn(e, t).toMarkup()
            },
            ParseError: n,
            SETTINGS_SCHEMA: h,
            __parse: function (e, t) {
                const r = new m(t);
                return Gn(e, r)
            },
            __renderToDomTree: Xn,
            __renderToHTMLTree: function (e, t) {
                const r = new m(t);
                try {
                    return function (e, t, r) {
                        const n = pt(e, zt(r)), o = Pe.makeSpan(["katex"], [n]);
                        return At(o, r)
                    }(Gn(e, r), 0, r)
                } catch (t) {
                    return Yn(t, e, r)
                }
            },
            __setFontMetrics: function (e, t) {
                T[e] = t
            },
            __defineSymbol: ie,
            __defineFunction: $e,
            __defineMacro: Nr,
            __domTree: {Span: _, Anchor: j, SymbolNode: K, SvgNode: J, PathNode: Q, LineNode: ee}
        };
        return t = t.default
    }()
}));