is-implemented.js 195 Bytes RawBlameHistoryPermalink 1 2 3 4 5 6 7 "use strict"; module.exports = function () { var tanh = Math.tanh; if (typeof tanh !== "function") return false; return (tanh(1) === 0.7615941559557649) && (tanh(Number.MAX_VALUE) === 1); };