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n}",rU["\\blue"]="\\textcolor{##6495ed}{#1}",rU["\\orange"]="\\textcolor{##ffa500}{#1}",rU["\\pink"]="\\textcolor{##ff00af}{#1}",rU["\\red"]="\\textcolor{##df0030}{#1}",rU["\\green"]="\\textcolor{##28ae7b}{#1}",rU["\\gray"]="\\textcolor{gray}{#1}",rU["\\purple"]="\\textcolor{##9d38bd}{#1}",rU["\\blueA"]="\\textcolor{##ccfaff}{#1}",rU["\\blueB"]="\\textcolor{##80f6ff}{#1}",rU["\\blueC"]="\\textcolor{##63d9ea}{#1}",rU["\\blueD"]="\\textcolor{##11accd}{#1}",rU["\\blueE"]="\\textcolor{##0c7f99}{#1}",rU["\\tealA"]="\\textcolor{##94fff5}{#1}",rU["\\tealB"]="\\textcolor{##26edd5}{#1}",rU["\\tealC"]="\\textcolor{##01d1c1}{#1}",rU["\\tealD"]="\\textcolor{##01a995}{#1}",rU["\\tealE"]="\\textcolor{##208170}{#1}",rU["\\greenA"]="\\textcolor{##b6ffb0}{#1}",rU["\\greenB"]="\\textcolor{##8af281}{#1}",rU["\\greenC"]="\\textcolor{##74cf70}{#1}",rU["\\greenD"]="\\textcolor{##1fab54}{#1}",rU["\\greenE"]="\\textcolor{##0d923f}{#1}",rU["\\goldA"]="\\textcolor{##ffd0a9}{#1}",rU["\\goldB"]="\\textcolor{##ffbb71}{#1}",rU["\\goldC"]="\\textcolor{##ff9c39}{#1}",rU["\\goldD"]="\\textcolor{##e07d10}{#1}",rU["\\goldE"]="\\textcolor{##a75a05}{#1}",rU["\\redA"]="\\textcolor{##fca9a9}{#1}",rU["\\redB"]="\\textcolor{##ff8482}{#1}",rU["\\redC"]="\\textcolor{##f9685d}{#1}",rU["\\redD"]="\\textcolor{##e84d39}{#1}",rU["\\redE"]="\\textcolor{##bc2612}{#1}",rU["\\maroonA"]="\\textcolor{##ffbde0}{#1}",rU["\\maroonB"]="\\textcolor{##ff92c6}{#1}",rU["\\maroonC"]="\\textcolor{##ed5fa6}{#1}",rU["\\maroonD"]="\\textcolor{##ca337c}{#1}",rU["\\maroonE"]="\\textcolor{##9e034e}{#1}",rU["\\purpleA"]="\\textcolor{##ddd7ff}{#1}",rU["\\purpleB"]="\\textcolor{##c6b9fc}{#1}",rU["\\purpleC"]="\\textcolor{##aa87ff}{#1}",rU["\\purpleD"]="\\textcolor{##7854ab}{#1}",rU["\\purpleE"]="\\textcolor{##543b78}{#1}",rU["\\mintA"]="\\textcolor{##f5f9e8}{#1}",rU["\\mintB"]="\\textcolor{##edf2df}{#1}",rU["\\mintC"]="\\textcolor{##e0e5cc}{#1}",rU["\\grayA"]="\\textcolor{##f6f7f7}{#1}",rU["\\grayB"]="\\textcolor{##f0f1f2}{#1}",rU["\\grayC"]="\\textcolor{##e3e5e6}{#1}",rU["\\grayD"]="\\textcolor{##d6d8da}{#1}",rU["\\grayE"]="\\textcolor{##babec2}{#1}",rU["\\grayF"]="\\textcolor{##888d93}{#1}",rU["\\grayG"]="\\textcolor{##626569}{#1}",rU["\\grayH"]="\\textcolor{##3b3e40}{#1}",rU["\\grayI"]="\\textcolor{##21242c}{#1}",rU["\\kaBlue"]="\\textcolor{##314453}{#1}",rU["\\kaGreen"]="\\textcolor{##71B307}{#1}";var aH={"^":!0,_:!0,"\\limits":!0,"\\nolimits":!0};class aR{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 aA(rU,t.macros),this.mode=r,this.stack=[]}feed(e){this.lexer=new az(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){var t,r,a;if(e){if(this.consumeSpaces(),"["!==this.future().text)return null;t=this.popToken(),{tokens:a,end:r}=this.consumeArg(["]"])}else({tokens:a,start:t,end:r}=this.consumeArg());return this.pushToken(new n("EOF",r.loc)),this.pushTokens(a),t.range(r,"")}consumeSpaces(){for(;;)if(" "===this.future().text)this.stack.pop();else break}consumeArg(e){var t,r=[],a=e&&e.length>0;!a&&this.consumeSpaces();var n=this.future(),s=0,o=0;do{if(t=this.popToken(),r.push(t),"{"===t.text)++s;else if("}"===t.text){if(-1==--s)throw new i("Extra }",t)}else if("EOF"===t.text)throw new i("Unexpected end of input in a macro argument, expected '"+(e&&a?e[o]:"}")+"'",t);if(e&&a){if((0===s||1===s&&"{"===e[o])&&t.text===e[o]){if(++o===e.length){r.splice(-o,o);break}}else o=0}}while(0!==s||a);return"{"===n.text&&"}"===r[r.length-1].text&&(r.pop(),r.shift()),r.reverse(),{tokens:r,start:n,end:t}}consumeArgs(e,t){if(t){if(t.length!==e+1)throw new i("The length of delimiters doesn't match the number of args!");for(var r=t[0],a=0;a<r.length;a++){var n=this.popToken();if(r[a]!==n.text)throw new i("Use of the macro doesn't match its definition",n)}}for(var s=[],o=0;o<e;o++)s.push(this.consumeArg(t&&t[o+1]).tokens);return s}countExpansion(e){if(this.expansionCount+=e,this.expansionCount>this.settings.maxExpand)throw new i("Too many expansions: infinite loop or need to increase maxExpand setting")}expandOnce(e){var t=this.popToken(),r=t.text,a=t.noexpand?null:this._getExpansion(r);if(null==a||e&&a.unexpandable){if(e&&null==a&&"\\"===r[0]&&!this.isDefined(r))throw new i("Undefined control sequence: "+r);return this.pushToken(t),!1}this.countExpansion(1);var n=a.tokens,s=this.consumeArgs(a.numArgs,a.delimiters);if(a.numArgs){n=n.slice();for(var o=n.length-1;o>=0;--o){var l=n[o];if("#"===l.text){if(0===o)throw new i("Incomplete placeholder at end of macro body",l);if("#"===(l=n[--o]).text)n.splice(o+1,1);else if(/^[1-9]$/.test(l.text))n.splice(o,2,...s[+l.text-1]);else throw new i("Not a valid argument number",l)}}}return this.pushTokens(n),n.length}expandAfterFuture(){return this.expandOnce(),this.future()}expandNextToken(){for(;;)if(!1===this.expandOnce()){var e=this.stack.pop();return e.treatAsRelax&&(e.text="\\relax"),e}throw Error()}expandMacro(e){return this.macros.has(e)?this.expandTokens([new n(e)]):void 0}expandTokens(e){var t=[],r=this.stack.length;for(this.pushTokens(e);this.stack.length>r;)if(!1===this.expandOnce(!0)){var a=this.stack.pop();a.treatAsRelax&&(a.noexpand=!1,a.treatAsRelax=!1),t.push(a)}return this.countExpansion(t.length),t}expandMacroAsText(e){var t=this.expandMacro(e);return t?t.map(e=>e.text).join(""):t}_getExpansion(e){var t=this.macros.get(e);if(null==t)return t;if(1===e.length){var r=this.lexer.catcodes[e];if(null!=r&&13!==r)return}var a="function"==typeof t?t(this):t;if("string"==typeof a){var n=0;if(-1!==a.indexOf("#")){for(var i=a.replace(/##/g,"");-1!==i.indexOf("#"+(n+1));)++n}for(var s=new az(a,this.settings),o=[],l=s.lex();"EOF"!==l.text;)o.push(l),l=s.lex();return o.reverse(),{tokens:o,numArgs:n}}return a}isDefined(e){return this.macros.has(e)||tf.hasOwnProperty(e)||eB.math.hasOwnProperty(e)||eB.text.hasOwnProperty(e)||aH.hasOwnProperty(e)}isExpandable(e){var t=this.macros.get(e);return null!=t?"string"==typeof t||"function"==typeof t||!t.unexpandable:tf.hasOwnProperty(e)&&!tf[e].primitive}}var aO=/^[₊₋₌₍₎₀₁₂₃₄₅₆₇₈₉ₐₑₕᵢⱼₖₗₘₙₒₚᵣₛₜᵤᵥₓᵦᵧᵨᵩᵪ]/,aE=Object.freeze({"₊":"+","₋":"-","₌":"=","₍":"(","₎":")","₀":"0","₁":"1","₂":"2","₃":"3","₄":"4","₅":"5","₆":"6","₇":"7","₈":"8","₉":"9",ₐ:"a",ₑ:"e",ₕ:"h",ᵢ:"i",ⱼ:"j",ₖ:"k",ₗ:"l",ₘ:"m",ₙ:"n",ₒ:"o",ₚ:"p",ᵣ:"r",ₛ:"s",ₜ:"t",ᵤ:"u",ᵥ:"v",ₓ:"x",ᵦ:"β",ᵧ:"γ",ᵨ:"ρ",ᵩ:"ϕ",ᵪ:"χ","⁺":"+","⁻":"-","⁼":"=","⁽":"(","⁾":")","⁰":"0","\xb9":"1","\xb2":"2","\xb3":"3","⁴":"4","⁵":"5","⁶":"6","⁷":"7","⁸":"8","⁹":"9",ᴬ:"A",ᴮ:"B",ᴰ:"D",ᴱ:"E",ᴳ:"G",ᴴ:"H",ᴵ:"I",ᴶ:"J",ᴷ:"K",ᴸ:"L",ᴹ:"M",ᴺ:"N",ᴼ:"O",ᴾ:"P",ᴿ:"R",ᵀ:"T",ᵁ:"U",ⱽ:"V",ᵂ:"W",ᵃ:"a",ᵇ:"b",ᶜ:"c",ᵈ:"d",ᵉ:"e",ᶠ:"f",ᵍ:"g",ʰ:"h",ⁱ:"i",ʲ:"j",ᵏ:"k",ˡ:"l",ᵐ:"m",ⁿ:"n",ᵒ:"o",ᵖ:"p",ʳ:"r",ˢ:"s",ᵗ:"t",ᵘ:"u",ᵛ:"v",ʷ:"w",ˣ:"x",ʸ:"y",ᶻ:"z",ᵝ:"β",ᵞ:"γ",ᵟ:"δ",ᵠ:"ϕ",ᵡ:"χ",ᶿ:"θ"}),aL={"́":{text:"\\'",math:"\\acute"},"̀":{text:"\\`",math:"\\grave"},"̈":{text:'\\"',math:"\\ddot"},"̃":{text:"\\~",math:"\\tilde"},"̄":{text:"\\=",math:"\\bar"},"̆":{text:"\\u",math:"\\breve"},"̌":{text:"\\v",math:"\\check"},"̂":{text:"\\^",math:"\\hat"},"̇":{text:"\\.",math:"\\dot"},"̊":{text:"\\r",math:"\\mathring"},"̋":{text:"\\H"},"̧":{text:"\\c"}},aD={á:"á",à:"à",ä:"ä",ǟ:"ǟ",ã:"ã",ā:"ā",ă:"ă",ắ:"ắ",ằ:"ằ",ẵ:"ẵ",ǎ:"ǎ",â:"â",ấ:"ấ",ầ:"ầ",ẫ:"ẫ",ȧ:"ȧ",ǡ:"ǡ",å:"å",ǻ:"ǻ",ḃ:"ḃ",ć:"ć",ḉ:"ḉ",č:"č",ĉ:"ĉ",ċ:"ċ",ç:"ç",ď:"ď",ḋ:"ḋ",ḑ:"ḑ",é:"é",è:"è",ë:"ë",ẽ:"ẽ",ē:"ē",ḗ:"ḗ",ḕ:"ḕ",ĕ:"ĕ",ḝ:"ḝ",ě:"ě",ê:"ê",ế:"ế",ề:"ề",ễ:"ễ",ė:"ė",ȩ:"ȩ",ḟ:"ḟ",ǵ:"ǵ",ḡ:"ḡ",ğ:"ğ",ǧ:"ǧ",ĝ:"ĝ",ġ:"ġ",ģ:"ģ",ḧ:"ḧ",ȟ:"ȟ",ĥ:"ĥ",ḣ:"ḣ",ḩ:"ḩ",í:"í",ì:"ì",ï:"ï",ḯ:"ḯ",ĩ:"ĩ",ī:"ī",ĭ:"ĭ",ǐ:"ǐ",î:"î",ǰ:"ǰ",ĵ:"ĵ",ḱ:"ḱ",ǩ:"ǩ",ķ:"ķ",ĺ:"ĺ",ľ:"ľ",ļ:"ļ",ḿ:"ḿ",ṁ:"ṁ",ń:"ń",ǹ:"ǹ",ñ:"ñ",ň:"ň",ṅ:"ṅ",ņ:"ņ",ó:"ó",ò:"ò",ö:"ö",ȫ:"ȫ",õ:"õ",ṍ:"ṍ",ṏ:"ṏ",ȭ:"ȭ",ō:"ō",ṓ:"ṓ",ṑ:"ṑ",ŏ:"ŏ",ǒ:"ǒ",ô:"ô",ố:"ố",ồ:"ồ",ỗ:"ỗ",ȯ:"ȯ",ȱ:"ȱ",ő:"ő",ṕ:"ṕ",ṗ:"ṗ",ŕ:"ŕ",ř:"ř",ṙ:"ṙ",ŗ:"ŗ",ś:"ś",ṥ:"ṥ",š:"š",ṧ:"ṧ",ŝ:"ŝ",ṡ:"ṡ",ş:"ş",ẗ:"ẗ",ť:"ť",ṫ:"ṫ",ţ:"ţ",ú:"ú",ù:"ù",ü:"ü",ǘ:"ǘ",ǜ:"ǜ",ǖ:"ǖ",ǚ:"ǚ",ũ:"ũ",ṹ:"ṹ",ū:"ū",ṻ:"ṻ",ŭ:"ŭ",ǔ:"ǔ",û:"û",ů:"ů",ű:"ű",ṽ:"ṽ",ẃ:"ẃ",ẁ:"ẁ",ẅ:"ẅ",ŵ:"ŵ",ẇ:"ẇ",ẘ:"ẘ",ẍ:"ẍ",ẋ:"ẋ",ý:"ý",ỳ:"ỳ",ÿ:"ÿ",ỹ:"ỹ",ȳ:"ȳ",ŷ:"ŷ",ẏ:"ẏ",ẙ:"ẙ",ź:"ź",ž:"ž",ẑ:"ẑ",ż:"ż",Á:"Á",À:"À",Ä:"Ä",Ǟ:"Ǟ",Ã:"Ã",Ā:"Ā",Ă:"Ă",Ắ:"Ắ",Ằ:"Ằ",Ẵ:"Ẵ",Ǎ:"Ǎ",Â:"Â",Ấ:"Ấ",Ầ:"Ầ",Ẫ:"Ẫ",Ȧ:"Ȧ",Ǡ:"Ǡ",Å:"Å",Ǻ:"Ǻ",Ḃ:"Ḃ",Ć:"Ć",Ḉ:"Ḉ",Č:"Č",Ĉ:"Ĉ",Ċ:"Ċ",Ç:"Ç",Ď:"Ď",Ḋ:"Ḋ",Ḑ:"Ḑ",É:"É",È:"È",Ë:"Ë",Ẽ:"Ẽ",Ē:"Ē",Ḗ:"Ḗ",Ḕ:"Ḕ",Ĕ:"Ĕ",Ḝ:"Ḝ",Ě:"Ě",Ê:"Ê",Ế:"Ế",Ề:"Ề",Ễ:"Ễ",Ė:"Ė",Ȩ:"Ȩ",Ḟ:"Ḟ",Ǵ:"Ǵ",Ḡ:"Ḡ",Ğ:"Ğ",Ǧ:"Ǧ",Ĝ:"Ĝ",Ġ:"Ġ",Ģ:"Ģ",Ḧ:"Ḧ",Ȟ:"Ȟ",Ĥ:"Ĥ",Ḣ:"Ḣ",Ḩ:"Ḩ",Í:"Í",Ì:"Ì",Ï:"Ï",Ḯ:"Ḯ",Ĩ:"Ĩ",Ī:"Ī",Ĭ:"Ĭ",Ǐ:"Ǐ",Î:"Î",İ:"İ",Ĵ:"Ĵ",Ḱ:"Ḱ",Ǩ:"Ǩ",Ķ:"Ķ",Ĺ:"Ĺ",Ľ:"Ľ",Ļ:"Ļ",Ḿ:"Ḿ",Ṁ:"Ṁ",Ń:"Ń",Ǹ:"Ǹ",Ñ:"Ñ",Ň:"Ň",Ṅ:"Ṅ",Ņ:"Ņ",Ó:"Ó",Ò:"Ò",Ö:"Ö",Ȫ:"Ȫ",Õ:"Õ",Ṍ:"Ṍ",Ṏ:"Ṏ",Ȭ:"Ȭ",Ō:"Ō",Ṓ:"Ṓ",Ṑ:"Ṑ",Ŏ:"Ŏ",Ǒ:"Ǒ",Ô:"Ô",Ố:"Ố",Ồ:"Ồ",Ỗ:"Ỗ",Ȯ:"Ȯ",Ȱ:"Ȱ",Ő:"Ő",Ṕ:"Ṕ",Ṗ:"Ṗ",Ŕ:"Ŕ",Ř:"Ř",Ṙ:"Ṙ",Ŗ:"Ŗ",Ś:"Ś",Ṥ:"Ṥ",Š:"Š",Ṧ:"Ṧ",Ŝ:"Ŝ",Ṡ:"Ṡ",Ş:"Ş",Ť:"Ť",Ṫ:"Ṫ",Ţ:"Ţ",Ú:"Ú",Ù:"Ù",Ü:"Ü",Ǘ:"Ǘ",Ǜ:"Ǜ",Ǖ:"Ǖ",Ǚ:"Ǚ",Ũ:"Ũ",Ṹ:"Ṹ",Ū:"Ū",Ṻ:"Ṻ",Ŭ:"Ŭ",Ǔ:"Ǔ",Û:"Û",Ů:"Ů",Ű:"Ű",Ṽ:"Ṽ",Ẃ:"Ẃ",Ẁ:"Ẁ",Ẅ:"Ẅ",Ŵ:"Ŵ",Ẇ:"Ẇ",Ẍ:"Ẍ",Ẋ:"Ẋ",Ý:"Ý",Ỳ:"Ỳ",Ÿ:"Ÿ",Ỹ:"Ỹ",Ȳ:"Ȳ",Ŷ:"Ŷ",Ẏ:"Ẏ",Ź:"Ź",Ž:"Ž",Ẑ:"Ẑ",Ż:"Ż",ά:"ά",ὰ:"ὰ",ᾱ:"ᾱ",ᾰ:"ᾰ",έ:"έ",ὲ:"ὲ",ή:"ή",ὴ:"ὴ",ί:"ί",ὶ:"ὶ",ϊ:"ϊ",ΐ:"ΐ",ῒ:"ῒ",ῑ:"ῑ",ῐ:"ῐ",ό:"ό",ὸ:"ὸ",ύ:"ύ",ὺ:"ὺ",ϋ:"ϋ",ΰ:"ΰ",ῢ:"ῢ",ῡ:"ῡ",ῠ:"ῠ",ώ:"ώ",ὼ:"ὼ",Ύ:"Ύ",Ὺ:"Ὺ",Ϋ:"Ϋ",Ῡ:"Ῡ",Ῠ:"Ῠ",Ώ:"Ώ",Ὼ:"Ὼ"};class aV{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 aR(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 i("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{var e=this.parseExpression(!1);return this.expect("EOF"),!this.settings.globalGroup&&this.gullet.endGroup(),e}finally{this.gullet.endGroups()}}subparse(e){var t=this.nextToken;this.consume(),this.gullet.pushToken(new n("}")),this.gullet.pushTokens(e);var r=this.parseExpression(!1);return this.expect("}"),this.nextToken=t,r}parseExpression(e,t){for(var r=[];;){"math"===this.mode&&this.consumeSpaces();var a=this.fetch();if(-1!==aV.endOfExpression.indexOf(a.text)||t&&a.text===t||e&&tf[a.text]&&tf[a.text].infix)break;var n=this.parseAtom(t);if(n){if("internal"===n.type)continue}else break;r.push(n)}return"text"===this.mode&&this.formLigatures(r),this.handleInfixNodes(r)}handleInfixNodes(e){for(var t=-1,r=0;r<e.length;r++)if("infix"===e[r].type){if(-1!==t)throw new i("only one infix operator per group",e[r].token);t=r,a=e[r].replaceWith}if(-1===t||!a)return e;var a,n,s,o,l=e.slice(0,t),h=e.slice(t+1);return n=1===l.length&&"ordgroup"===l[0].type?l[0]:{type:"ordgroup",mode:this.mode,body:l},s=1===h.length&&"ordgroup"===h[0].type?h[0]:{type:"ordgroup",mode:this.mode,body:h},[o="\\\\abovefrac"===a?this.callFunction(a,[n,e[t],s],[]):this.callFunction(a,[n,s],[])]}handleSupSubscript(e){var t=this.fetch(),r=t.text;this.consume(),this.consumeSpaces();var a=this.parseGroup(e);if(!a)throw new i("Expected group after '"+r+"'",t);return a}formatUnsupportedCmd(e){for(var t=[],r=0;r<e.length;r++)t.push({type:"textord",mode:"text",text:e[r]});var a={type:"text",mode:this.mode,body:t};return{type:"color",mode:this.mode,color:this.settings.errorColor,body:[a]}}parseAtom(e){var t,r,a=this.parseGroup("atom",e);if("text"===this.mode)return a;for(;;){this.consumeSpaces();var s=this.fetch();if("\\limits"===s.text||"\\nolimits"===s.text){if(a&&"op"===a.type){var o="\\limits"===s.text;a.limits=o,a.alwaysHandleSupSub=!0}else if(a&&"operatorname"===a.type)a.alwaysHandleSupSub&&(a.limits="\\limits"===s.text);else throw new i("Limit controls must follow a math operator",s);this.consume()}else if("^"===s.text){if(t)throw new i("Double superscript",s);t=this.handleSupSubscript("superscript")}else if("_"===s.text){if(r)throw new i("Double subscript",s);r=this.handleSupSubscript("subscript")}else if("'"===s.text){if(t)throw new i("Double superscript",s);var l={type:"textord",mode:this.mode,text:"\\prime"},h=[l];for(this.consume();"'"===this.fetch().text;)h.push(l),this.consume();"^"===this.fetch().text&&h.push(this.handleSupSubscript("superscript")),t={type:"ordgroup",mode:this.mode,body:h}}else if(aE[s.text]){var m=aO.test(s.text),c=[];for(c.push(new n(aE[s.text])),this.consume();;){var p=this.fetch().text;if(!aE[p]||aO.test(p)!==m)break;c.unshift(new n(aE[p])),this.consume()}var u=this.subparse(c);m?r={type:"ordgroup",mode:"math",body:u}:t={type:"ordgroup",mode:"math",body:u}}else break}return t||r?{type:"supsub",mode:this.mode,base:a,sup:t,sub:r}:a}parseFunction(e,t){var r=this.fetch(),a=r.text,n=tf[a];if(!n)return null;if(this.consume(),t&&"atom"!==t&&!n.allowedInArgument)throw new i("Got function '"+a+"' with no arguments"+(t?" as "+t:""),r);if("text"!==this.mode||n.allowedInText){if("math"===this.mode&&!1===n.allowedInMath)throw new i("Can't use function '"+a+"' in math mode",r)}else throw new i("Can't use function '"+a+"' in text mode",r);var{args:s,optArgs:o}=this.parseArguments(a,n);return this.callFunction(a,s,o,r,e)}callFunction(e,t,r,a,n){var s=tf[e];if(s&&s.handler)return s.handler({funcName:e,parser:this,token:a,breakOnTokenText:n},t,r);throw new i("No function handler for "+e)}parseArguments(e,t){var r=t.numArgs+t.numOptionalArgs;if(0===r)return{args:[],optArgs:[]};for(var a=[],n=[],s=0;s<r;s++){var o=t.argTypes&&t.argTypes[s],l=s<t.numOptionalArgs;(t.primitive&&null==o||"sqrt"===t.type&&1===s&&null==n[0])&&(o="primitive");var h=this.parseGroupOfType("argument to '"+e+"'",o,l);if(l)n.push(h);else if(null!=h)a.push(h);else throw new i("Null argument, please report this as a bug")}return{args:a,optArgs:n}}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":var a=this.parseArgumentGroup(r,"text");return null!=a?{type:"styling",mode:a.mode,body:[a],style:"text"}:null;case"raw":var n=this.parseStringGroup("raw",r);return null!=n?{type:"raw",mode:"text",string:n.text}:null;case"primitive":if(r)throw new i("A primitive argument cannot be optional");var s=this.parseGroup(e);if(null==s)throw new i("Expected group as "+e,this.fetch());return s;case"original":case null:case void 0:return this.parseArgumentGroup(r);default:throw new i("Unknown group type as "+e,this.fetch())}}consumeSpaces(){for(;" "===this.fetch().text;)this.consume()}parseStringGroup(e,t){var r,a=this.gullet.scanArgument(t);if(null==a)return null;for(var n="";"EOF"!==(r=this.fetch()).text;)n+=r.text,this.consume();return this.consume(),a.text=n,a}parseRegexGroup(e,t){for(var r,a=this.fetch(),n=a,s="";"EOF"!==(r=this.fetch()).text&&e.test(s+r.text);)s+=(n=r).text,this.consume();if(""===s)throw new i("Invalid "+t+": '"+a.text+"'",a);return a.range(n,s)}parseColorGroup(e){var t=this.parseStringGroup("color",e);if(null==t)return null;var r=/^(#[a-f0-9]{3}|#?[a-f0-9]{6}|[a-z]+)$/i.exec(t.text);if(!r)throw new i("Invalid color: '"+t.text+"'",t);var a=r[0];return/^[0-9a-f]{6}$/i.test(a)&&(a="#"+a),{type:"color-token",mode:this.mode,color:a}}parseSizeGroup(e){var t,r=!1;if(this.gullet.consumeSpaces(),!(t=e||"{"===this.gullet.future().text?this.parseStringGroup("size",e):this.parseRegexGroup(/^[-+]? *(?:$|\d+|\d+\.\d*|\.\d*) *[a-z]{0,2} *$/,"size")))return null;!e&&0===t.text.length&&(t.text="0pt",r=!0);var a=/([-+]?) *(\d+(?:\.\d*)?|\.\d+) *([a-z]{2})/.exec(t.text);if(!a)throw new i("Invalid size: '"+t.text+"'",t);var n={number:+(a[1]+a[2]),unit:a[3]};if(!em(n))throw new i("Invalid unit: '"+n.unit+"'",t);return{type:"size",mode:this.mode,value:n,isBlank:r}}parseUrlGroup(e){this.gullet.lexer.setCatcode("%",13),this.gullet.lexer.setCatcode("~",12);var t=this.parseStringGroup("url",e);if(this.gullet.lexer.setCatcode("%",14),this.gullet.lexer.setCatcode("~",13),null==t)return null;var r=t.text.replace(/\\([#$%&~_^{}])/g,"$1");return{type:"url",mode:this.mode,url:r}}parseArgumentGroup(e,t){var r=this.gullet.scanArgument(e);if(null==r)return null;var a=this.mode;t&&this.switchMode(t),this.gullet.beginGroup();var n=this.parseExpression(!1,"EOF");this.expect("EOF"),this.gullet.endGroup();var i={type:"ordgroup",mode:this.mode,loc:r.loc,body:n};return t&&this.switchMode(a),i}parseGroup(e,t){var r,n=this.fetch(),s=n.text;if("{"===s||"\\begingroup"===s){this.consume();var o="{"===s?"}":"\\endgroup";this.gullet.beginGroup();var l=this.parseExpression(!1,o),h=this.fetch();this.expect(o),this.gullet.endGroup(),r={type:"ordgroup",mode:this.mode,loc:a.range(n,h),body:l,semisimple:"\\begingroup"===s||void 0}}else if(null==(r=this.parseFunction(t,e)||this.parseSymbol())&&"\\"===s[0]&&!aH.hasOwnProperty(s)){if(this.settings.throwOnError)throw new i("Undefined control sequence: "+s,n);r=this.formatUnsupportedCmd(s),this.consume()}return r}formLigatures(e){for(var t=e.length-1,r=0;r<t;++r){var n=e[r],i=n.text;"-"===i&&"-"===e[r+1].text&&(r+1<t&&"-"===e[r+2].text?(e.splice(r,3,{type:"textord",mode:"text",loc:a.range(n,e[r+2]),text:"---"}),t-=2):(e.splice(r,2,{type:"textord",mode:"text",loc:a.range(n,e[r+1]),text:"--"}),t-=1)),("'"===i||"`"===i)&&e[r+1].text===i&&(e.splice(r,2,{type:"textord",mode:"text",loc:a.range(n,e[r+1]),text:i+i}),t-=1)}}parseSymbol(){var e=this.fetch(),t=e.text;if(/^\\verb[^a-zA-Z]/.test(t)){this.consume();var r=t.slice(5),n="*"===r.charAt(0);if(n&&(r=r.slice(1)),r.length<2||r.charAt(0)!==r.slice(-1))throw new i("\\verb assertion failed --\n                    please report what input caused this bug");return{type:"verb",mode:"text",body:r=r.slice(1,-1),star:n}}aD.hasOwnProperty(t[0])&&!eB[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=aD[t[0]]+t.slice(1));var s=aS.exec(t);if(s&&("i"===(t=t.substring(0,s.index))?t="ı":"j"===t&&(t="ȷ")),eB[this.mode][t]){this.settings.strict&&"math"===this.mode&&e5.indexOf(t)>=0&&this.settings.reportNonstrict("unicodeTextInMathMode",'Latin-1/Unicode text character "'+t[0]+'" used in math mode',e);var o,l,h=eB[this.mode][t].group,m=a.range(e);o=l=eA.hasOwnProperty(h)?{type:"atom",mode:this.mode,family:h,loc:m,text:t}:{type:h,mode:this.mode,loc:m,text:t}}else{if(!(t.charCodeAt(0)>=128))return null;this.settings.strict&&(_(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:a.range(e),text:t}}if(this.consume(),s)for(var c=0;c<s[0].length;c++){var p=s[0][c];if(!aL[p])throw new i("Unknown accent ' "+p+"'",e);var u=aL[p][this.mode]||aL[p].text;if(!u)throw new i("Accent "+p+" unsupported in "+this.mode+" mode",e);o={type:"accent",mode:this.mode,loc:a.range(e),label:u,isStretchy:!1,isShifty:!0,base:o}}return o}}aV.endOfExpression=["}","\\endgroup","\\end","\\right","&"];var aP=function(e,t){if(!("string"==typeof e||e instanceof String))throw TypeError("KaTeX can only parse string typed expression");var r=new aV(e,t);delete r.gullet.macros.current["\\df@tag"];var a=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 i("\\tag works only in display equations");a=[{type:"tag",mode:"text",body:a,tag:r.subparse([new n("\\df@tag")])}]}return a},aF=function(e,t,r){t.textContent="";var a=aU(e,r).toNode();t.appendChild(a)};"undefined"!=typeof document&&"CSS1Compat"!==document.compatMode&&("undefined"!=typeof console&&console.warn("Warning: KaTeX doesn't work in quirks mode. 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