| DIR: /var/www/node-app/node_modules/core-js/modules/ |
| Current File : //var/www/node-app/node_modules/core-js/modules/es6.math.tanh.js |
// 20.2.2.33 Math.tanh(x)
var $export = require('./_export');
var expm1 = require('./_math-expm1');
var exp = Math.exp;
$export($export.S, 'Math', {
tanh: function tanh(x) {
var a = expm1(x = +x);
var b = expm1(-x);
return a == Infinity ? 1 : b == Infinity ? -1 : (a - b) / (exp(x) + exp(-x));
}
});
|