locutus/php/math/acosh.js

Locutus other languages' standard libraries to JavaScript for fun and educational purposes

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.acosh = acosh;
function acosh(arg) {
    //      discuss at: https://locutus.io/php/acosh/
    // parity verified: PHP 8.3
    //     original by: Onno Marsman (https://twitter.com/onnomarsman)
    //       example 1: acosh(8723321.4)
    //       returns 1: 16.674657798418625
    return Math.log(arg + Math.sqrt(arg * arg - 1));
}