locutus/esm/ruby/Math/cos.js

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

export function cos(x) {
    //      discuss at: https://locutus.io/ruby/Math/cos/
    // parity verified: Ruby 3.3
    //     original by: Kevin van Zonneveld (https://kvz.io)
    //          note 1: Precision may vary across platforms
    //       example 1: cos(0)
    //       returns 1: 1
    //       example 2: cos(1)
    //       returns 2: 0.5403023058681398
    return Math.cos(x);
}