22

✏️ Editing: math-expression.min.js

/* 
 * The MIT License (MIT)
 * 
 * Copyright (c) Ankit
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
/** math-expression-evaluator version 1.2.21
 Dated:2020-02-28 */
!function(a){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=a();else if("function"==typeof define&&define.amd)define([],a);else{var b;b="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,b.mexp=a()}}(function(){return function a(b,c,d){function e(g,h){if(!c[g]){if(!b[g]){var i="function"==typeof require&&require;if(!h&&i)return i(g,!0);if(f)return f(g,!0);var j=new Error("Cannot find module '"+g+"'");throw j.code="MODULE_NOT_FOUND",j}var k=c[g]={exports:{}};b[g][0].call(k.exports,function(a){var c=b[g][1][a];return e(c||a)},k,k.exports,a,b,c,d)}return c[g].exports}for(var f="function"==typeof require&&require,g=0;g<d.length;g++)e(d[g]);return e}({1:[function(a,b,c){var d=a("./postfix_evaluator.js");d.prototype.formulaEval=function(){"use strict";for(var a,b,c,d=[],e=this.value,f=0;f<e.length;f++)1===e[f].type||3===e[f].type?d.push({value:3===e[f].type?e[f].show:e[f].value,type:1}):13===e[f].type?d.push({value:e[f].show,type:1}):0===e[f].type?d[d.length-1]={value:e[f].show+("-"!=e[f].show?"(":"")+d[d.length-1].value+("-"!=e[f].show?")":""),type:0}:7===e[f].type?d[d.length-1]={value:(1!=d[d.length-1].type?"(":"")+d[d.length-1].value+(1!=d[d.length-1].type?")":"")+e[f].show,type:7}:10===e[f].type?(a=d.pop(),b=d.pop(),"P"===e[f].show||"C"===e[f].show?d.push({value:""+b.value+""+e[f].show+""+a.value+"",type:10}):d.push({value:(1!=b.type?"(":"")+b.value+(1!=b.type?")":"")+""+a.value+"",type:1})):2===e[f].type||9===e[f].type?(a=d.pop(),b=d.pop(),d.push({value:(1!=b.type?"(":"")+b.value+(1!=b.type?")":"")+e[f].show+(1!=a.type?"(":"")+a.value+(1!=a.type?")":""),type:e[f].type})):12===e[f].type&&(a=d.pop(),b=d.pop(),c=d.pop(),d.push({value:e[f].show+"("+c.value+","+b.value+","+a.value+")",type:12}));return d[0].value},b.exports=d},{"./postfix_evaluator.js":5}],2:[function(a,b,c){function d(a,b){for(var c=0;c<a.length;c++)a[c]+=b;return a}function e(a,b,c,d){for(var e=0;e<d;e++)if(a[c+e]!==b[e])return!1;return!0}var f=a("./math_function.js"),g=["sin","cos","tan","pi","(",")","P","C","asin","acos","atan","7","8","9","int","cosh","acosh","ln","^","root","4","5","6","/","!","tanh","atanh","Mod","1","2","3","*","sinh","asinh","e","log","0",".","+","-",",","Sigma","n","Pi","pow"],h=["sin","cos","tan","&pi;","(",")","P","C","asin","acos","atan","7","8","9","Int","cosh","acosh"," ln","^","root","4","5","6","&divide;","!","tanh","atanh"," Mod ","1","2","3","&times;","sinh","asinh","e"," log","0",".","+","-",",","&Sigma;","n","&Pi;","pow"],i=[f.math.sin,f.math.cos,f.math.tan,"PI","(",")",f.math.P,f.math.C,f.math.asin,f.math.acos,f.math.atan,"7","8","9",Math.floor,f.math.cosh,f.math.acosh,Math.log,Math.pow,Math.sqrt,"4","5","6",f.math.div,f.math.fact,f.math.tanh,f.math.atanh,f.math.mod,"1","2","3",f.math.mul,f.math.sinh,f.math.asinh,"E",f.math.log,"0",".",f.math.add,f.math.sub,",",f.math.sigma,"n",f.math.Pi,Math.pow],j={0:11,1:0,2:3,3:0,4:0,5:0,6:0,7:11,8:11,9:1,10:10,11:0,12:11,13:0},k=[0,0,0,3,4,5,10,10,0,0,0,1,1,1,0,0,0,0,10,0,1,1,1,2,7,0,0,2,1,1,1,2,0,0,3,0,1,6,9,9,11,12,13,12,8],l={0:!0,1:!0,3:!0,4:!0,6:!0,8:!0,9:!0,12:!0,13:!0},m={0:!0,1:!0,2:!0,3:!0,4:!0,5:!0,6:!0,7:!0,8:!0,9:!0,10:!0,11:!0,12:!0,13:!0},n={0:!0,3:!0,4:!0,8:!0,12:!0,13:!0},o={},p={0:!0,1:!0,3:!0,4:!0,6:!0,8:!0,12:!0,13:!0},q={1:!0},r=[[],["1","2","3","7","8","9","4","5","6","+","-","*","/","(",")","^","!","P","C","e","0",".",",","n"],["pi","ln","Pi"],["sin","cos","tan","Del","int","Mod","log","pow"],["asin","acos","atan","cosh","root","tanh","sinh"],["acosh","atanh","asinh","Sigma"]];f.addToken=function(a){for(var b=0;b<a.length;b++){var c=a[b].token.length,d=-1;if(c<r.length)for(var e=0;e<r[c].length;e++)if(a[b].token===r[c][e]){d=g.indexOf(r[c][e]);break}-1===d?(g.push(a[b].token),k.push(a[b].type),r.length<=a[b].token.length&&(r[a[b].token.length]=[]),r[a[b].token.length].push(a[b].token),i.push(a[b].value),h.push(a[b].show)):(g[d]=a[b].token,k[d]=a[b].type,i[d]=a[b].value,h[d]=a[b].show)}},f.lex=function(a,b){"use strict";var c,s,t,u,v={value:f.math.changeSign,type:0,pre:21,show:"-"},w={value:")",show:")",type:5,pre:0},x={value:"(",type:4,pre:0,show:"("},y=[x],z=[],A=a,B=l,C=0,D=o,E="";void 0!==b&&f.addToken(b);var F={};for(s=0;s<A.length;s++)if(" "!==A[s]){for(c="",t=A.length-s>r.length-2?r.length-1:A.length-s;t>0;t--)if(void 0!==r[t])for(u=0;u<r[t].length;u++)e(A,r[t][u],s,t)&&(c=r[t][u],u=r[t].length,t=0);if(s+=c.length-1,""===c)throw new f.Exception("Can't understand after "+A.slice(s));var G,H=g.indexOf(c),I=c,J=k[H],K=i[H],L=j[J],M=h[H],N=y[y.length-1];for(G=z.length;G--&&0===z[G];)if(-1!==[0,2,3,4,5,9,11,12,13].indexOf(J)){if(!0!==B[J])throw new f.Exception(c+" is not allowed after "+E);y.push(w),B=m,D=p,d(z,-1).pop()}if(!0!==B[J])throw new f.Exception(c+" is not allowed after "+E);if(!0===D[J]&&(J=2,K=f.math.mul,M="&times;",L=3,s-=c.length),F={value:K,type:J,pre:L,show:M},0===J)B=l,D=o,d(z,2).push(2),y.push(F),y.push(x);else if(1===J)1===N.type?(N.value+=K,d(z,1)):y.push(F),B=m,D=n;else if(2===J)B=l,D=o,d(z,2),y.push(F);else if(3===J)y.push(F),B=m,D=p;else if(4===J)d(z,1),C++,B=l,D=o,y.push(F);else if(5===J){if(!C)throw new f.Exception("Closing parenthesis are more than opening one, wait What!!!");C--,B=m,D=p,y.push(F)}else if(6===J){if(N.hasDec)throw new f.Exception("Two decimals are not allowed in one number");1!==N.type&&(N={value:0,type:1,pre:0},y.push(N),d(z,-1)),B=q,d(z,1),D=o,N.value+=K,N.hasDec=!0}else 7===J&&(B=m,D=p,d(z,1),y.push(F));8===J?(B=l,D=o,d(z,4).push(4),y.push(F),y.push(x)):9===J?(9===N.type?N.value===f.math.add?(N.value=K,N.show=M,d(z,1)):N.value===f.math.sub&&"-"===M&&(N.value=f.math.add,N.show="+",d(z,1)):5!==N.type&&7!==N.type&&1!==N.type&&3!==N.type&&13!==N.type?"-"===I&&(B=l,D=o,d(z,2).push(2),y.push(v),y.push(x)):(y.push(F),d(z,2)),B=l,D=o):10===J?(B=l,D=o,d(z,2),y.push(F)):11===J?(B=l,D=o,y.push(F)):12===J?(B=l,D=o,d(z,6).push(6),y.push(F),y.push(x)):13===J&&(B=m,D=p,y.push(F)),d(z,-1),E=c}for(G=z.length;G--&&0===z[G];)y.push(w),d(z,-1).pop();if(!0!==B[5])throw new f.Exception("complete the expression");for(;C--;)y.push(w);return y.push(w),new f(y)},b.exports=f},{"./math_function.js":3}],3:[function(a,b,c){var d=function(a){this.value=a};d.math={isDegree:!0,acos:function(a){return d.math.isDegree?180/Math.PI*Math.acos(a):Math.acos(a)},add:function(a,b){return a+b},asin:function(a){return d.math.isDegree?180/Math.PI*Math.asin(a):Math.asin(a)},atan:function(a){return d.math.isDegree?180/Math.PI*Math.atan(a):Math.atan(a)},acosh:function(a){return Math.log(a+Math.sqrt(a*a-1))},asinh:function(a){return Math.log(a+Math.sqrt(a*a+1))},atanh:function(a){return Math.log((1+a)/(1-a))},C:function(a,b){var c=1,e=a-b,f=b;f<e&&(f=e,e=b);for(var g=f+1;g<=a;g++)c*=g;return c/d.math.fact(e)},changeSign:function(a){return-a},cos:function(a){return d.math.isDegree&&(a=d.math.toRadian(a)),Math.cos(a)},cosh:function(a){return(Math.pow(Math.E,a)+Math.pow(Math.E,-1*a))/2},div:function(a,b){return a/b},fact:function(a){if(a%1!=0)return"NaN";for(var b=1,c=2;c<=a;c++)b*=c;return b},inverse:function(a){return 1/a},log:function(a){return Math.log(a)/Math.log(10)},mod:function(a,b){return a%b},mul:function(a,b){return a*b},P:function(a,b){for(var c=1,d=Math.floor(a)-Math.floor(b)+1;d<=Math.floor(a);d++)c*=d;return c},Pi:function(a,b,c){for(var d=1,e=a;e<=b;e++)d*=Number(c.postfixEval({n:e}));return d},pow10x:function(a){for(var b=1;a--;)b*=10;return b},sigma:function(a,b,c){for(var d=0,e=a;e<=b;e++)d+=Number(c.postfixEval({n:e}));return d},sin:function(a){return d.math.isDegree&&(a=d.math.toRadian(a)),Math.sin(a)},sinh:function(a){return(Math.pow(Math.E,a)-Math.pow(Math.E,-1*a))/2},sub:function(a,b){return a-b},tan:function(a){return d.math.isDegree&&(a=d.math.toRadian(a)),Math.tan(a)},tanh:function(a){return d.sinha(a)/d.cosha(a)},toRadian:function(a){return a*Math.PI/180}},d.Exception=function(a){this.message=a},b.exports=d},{}],4:[function(a,b,c){var d=a("./lexer.js");d.prototype.toPostfix=function(){"use strict";for(var a,b,c,e,f,g=[],h=[{value:"(",type:4,pre:0}],i=this.value,j=1;j<i.length;j++)if(1===i[j].type||3===i[j].type||13===i[j].type)1===i[j].type&&(i[j].value=Number(i[j].value)),g.push(i[j]);else if(4===i[j].type)h.push(i[j]);else if(5===i[j].type)for(;4!==(b=h.pop()).type;)g.push(b);else if(11===i[j].type){for(;4!==(b=h.pop()).type;)g.push(b);h.push(b)}else{a=i[j],e=a.pre,f=h[h.length-1],c=f.pre;var k="Math.pow"==f.value&&"Math.pow"==a.value;if(e>c)h.push(a);else{for(;c>=e&&!k||k&&e<c;)b=h.pop(),f=h[h.length-1],g.push(b),c=f.pre,k="Math.pow"==a.value&&"Math.pow"==f.value;h.push(a)}}return new d(g)},b.exports=d},{"./lexer.js":2}],5:[function(a,b,c){var d=a("./postfix.js");d.prototype.postfixEval=function(a){"use strict";a=a||{},a.PI=Math.PI,a.E=Math.E;for(var b,c,e,f=[],g=this.value,h=void 0!==a.n,i=0;i<g.length;i++)1===g[i].type?f.push({value:g[i].value,type:1}):3===g[i].type?f.push({value:a[g[i].value],type:1}):0===g[i].type?void 0===f[f.length-1].type?f[f.length-1].value.push(g[i]):f[f.length-1].value=g[i].value(f[f.length-1].value):7===g[i].type?void 0===f[f.length-1].type?f[f.length-1].value.push(g[i]):f[f.length-1].value=g[i].value(f[f.length-1].value):8===g[i].type?(b=f.pop(),c=f.pop(),f.push({type:1,value:g[i].value(c.value,b.value)})):10===g[i].type?(b=f.pop(),c=f.pop(),void 0===c.type?(c.value=c.concat(b),c.value.push(g[i]),f.push(c)):void 0===b.type?(b.unshift(c),b.push(g[i]),f.push(b)):f.push({type:1,value:g[i].value(c.value,b.value)})):2===g[i].type||9===g[i].type?(b=f.pop(),c=f.pop(),void 0===c.type?(console.log(c),c=c.concat(b),c.push(g[i]),f.push(c)):void 0===b.type?(b.unshift(c),b.push(g[i]),f.push(b)):f.push({type:1,value:g[i].value(c.value,b.value)})):12===g[i].type?(b=f.pop(),void 0!==b.type&&(b=[b]),c=f.pop(),e=f.pop(),f.push({type:1,value:g[i].value(e.value,c.value,new d(b))})):13===g[i].type&&(h?f.push({value:a[g[i].value],type:3}):f.push([g[i]]));if(f.length>1)throw new d.exception("Uncaught Syntax error");return f[0].value>1e15?"Infinity":parseFloat(f[0].value.toFixed(15))},d.eval=function(a,b,c){return void 0===b?this.lex(a).toPostfix().postfixEval():void 0===c?void 0!==b.length?this.lex(a,b).toPostfix().postfixEval():this.lex(a).toPostfix().postfixEval(b):this.lex(a,b).toPostfix().postfixEval(c)},b.exports=d},{"./postfix.js":4}]},{},[1])(1)});

MR SKB