math-expression-evaluator
Version:
A flexible math expression evaluator
2 lines (1 loc) • 1.81 kB
JavaScript
;Object.defineProperty(exports,"__esModule",{value:!0});exports.createMathFunctions=function(t){return{isDegree:!0,acos:function(n){return t.math.isDegree?180/Math.PI*Math.acos(n):Math.acos(n)},add:function(t,n){return t+n},asin:function(n){return t.math.isDegree?180/Math.PI*Math.asin(n):Math.asin(n)},atan:function(n){return t.math.isDegree?180/Math.PI*Math.atan(n):Math.atan(n)},acosh:function(t){return Math.log(t+Math.sqrt(t*t-1))},asinh:function(t){return Math.log(t+Math.sqrt(t*t+1))},atanh:function(t){return Math.log((1+t)/(1-t))},C:function(n,r){var a=1,o=n-r,e=r;e<o&&(e=o,o=r);for(var u=e+1;u<=n;u++)a*=u;var i=t.math.fact(o);return"NaN"===i?"NaN":a/i},changeSign:function(t){return-t},cos:function(n){return t.math.isDegree&&(n=t.math.toRadian(n)),Math.cos(n)},cosh:function(t){return(Math.pow(Math.E,t)+Math.pow(Math.E,-1*t))/2},div:function(t,n){return t/n},fact:function(t){if(t%1!=0)return"NaN";for(var n=1,r=2;r<=t;r++)n*=r;return n},inverse:function(t){return 1/t},log:function(t){return Math.log(t)/Math.log(10)},mod:function(t,n){return t%n},mul:function(t,n){return t*n},P:function(t,n){for(var r=1,a=Math.floor(t)-Math.floor(n)+1;a<=Math.floor(t);a++)r*=a;return r},Pi:function(n,r,a){for(var o=1,e=n;e<=r;e++)o*=Number(t.postfixEval(a,{n:e}));return o},pow10x:function(t){for(var n=1;t--;)n*=10;return n},sigma:function(n,r,a){for(var o=0,e=n;e<=r;e++)o+=Number(t.postfixEval(a,{n:e}));return o},sin:function(n){return t.math.isDegree&&(n=t.math.toRadian(n)),Math.sin(n)},sinh:function(t){return(Math.pow(Math.E,t)-Math.pow(Math.E,-1*t))/2},sub:function(t,n){return t-n},tan:function(n){return t.math.isDegree&&(n=t.math.toRadian(n)),Math.tan(n)},tanh:function(n){return t.math.sinh(n)/t.math.cosh(n)},toRadian:function(t){return t*Math.PI/180},and:function(t,n){return t&n}}};