nerdamer-ts/dist/Functions/Core/math/cbrt.js

javascript light-weight symbolic math expression evaluator

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.cbrt = void 0;
const Symbol_1 = require("../../../Types/Symbol");
const Utils_1 = require("../../../Core/Utils");
const index_1 = require("../index");
const Groups_1 = require("../../../Types/Groups");
const Parser_1 = require("../../../Parser/Parser");
/**
 * The cube root function
 * @param {Symbol} symbol
 * @returns {Symbol}
 */
function cbrt(symbol) {
    if (!symbol.isConstant(true)) {
        var retval;
        var n = symbol.power / 3;
        //take the cube root of the multplier
        var m = (0, index_1.pow)((0, Parser_1.parse)(symbol.multiplier), new Symbol_1.Symbol(1 / 3));
        //strip the multiplier
        var sym = symbol.toUnitMultiplier();
        //simplify the power
        if ((0, Utils_1.isInt)(n)) {
            retval = (0, index_1.pow)(sym.toLinear(), (0, Parser_1.parse)(n));
        }
        else {
            if (sym.group === Groups_1.Groups.CB) {
                retval = new Symbol_1.Symbol(1);
                sym.each(function (x) {
                    retval = (0, index_1.multiply)(retval, cbrt(x));
                });
            }
            else {
                retval = (0, Symbol_1.symfunction)('cbrt', [sym]);
            }
        }
        return (0, index_1.multiply)(m, retval);
    }
    return (0, index_1.nthroot)(symbol, new Symbol_1.Symbol(3));
}
exports.cbrt = cbrt;
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