locutus/esm/python/math/cos.js

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

export function cos(x) {
    //      discuss at: https://locutus.io/python/cos/
    // parity verified: Python 3.12
    //     original by: Kevin van Zonneveld (https://kvz.io)
    //          note 1: Returns the cosine of x, where x is in radians
    //       example 1: cos(0)
    //       returns 1: 1
    //       example 2: cos(3.141592653589793)
    //       returns 2: -1
    //       example 3: cos(1.0471975511965976)
    //       returns 3: 0.5000000000000001
    return Math.cos(x);
}