1 var $ = require('../internals/export');
2 var fails = require('../internals/fails');
3 var expm1 = require('../internals/math-expm1');
9 var FORCED = fails(function () {
10 return Math.sinh(-2e-17) != -2e-17;
14 // https://tc39.github.io/ecma262/#sec-math.sinh
15 // V8 near Chromium 38 has a problem with very small numbers
16 $({ target: 'Math', stat: true, forced: FORCED }, {
17 sinh: function sinh(x) {
18 return abs(x = +x) < 1 ? (expm1(x) - expm1(-x)) / 2 : (exp(x - 1) - exp(-x - 1)) * (E / 2);