1// 20.2.2.30 Math.sinh(x)
2var $export = require('./_export');
3var expm1 = require('./_math-expm1');
4var exp = Math.exp;
5
6// V8 near Chromium 38 has a problem with very small numbers
7$export($export.S + $export.F * require('./_fails')(function () {
8  return !Math.sinh(-2e-17) != -2e-17;
9}), 'Math', {
10  sinh: function sinh(x) {
11    return Math.abs(x = +x) < 1
12      ? (expm1(x) - expm1(-x)) / 2
13      : (exp(x - 1) - exp(-x - 1)) * (Math.E / 2);
14  }
15});
16