nerdamer-ts/dist/Functions/Core/imaginary/rectform.js

javascript light-weight symbolic math expression evaluator

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.rectform = void 0;
const Symbol_1 = require("../../../Types/Symbol");
const index_1 = require("../index");
const Trig_1 = require("../../Trig");
const Utils_1 = require("../../../Core/Utils");
const Parser_1 = require("../../../Parser/Parser");
/**
 * Returns the rectangular form of a complex number. Does not work for symbolic coefficients
 * @param {Symbol} symbol
 * @returns {Symbol}
 */
function rectform(symbol) {
    //TODO: e^((i*pi)/4)
    var original = symbol.clone();
    try {
        var f, p, q, s, h, d, n;
        f = (0, Utils_1.decompose_fn)(symbol, 'e', true);
        p = (0, index_1.divide)(f.x.power, Symbol_1.Symbol.imaginary());
        q = (0, Parser_1.evaluate)(Trig_1.Trig.tan(p));
        s = (0, index_1.pow)(f.a, new Symbol_1.Symbol(2));
        d = q.getDenom(true);
        n = q.getNum();
        h = Symbol_1.Symbol.hyp(n, d);
        //check
        if (h.equals(f.a)) {
            return (0, index_1.add)(d, (0, index_1.multiply)(Symbol_1.Symbol.imaginary(), n));
        }
        else {
            return original;
        }
    }
    catch (e) {
        return original;
    }
}
exports.rectform = rectform;
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