1 // 20.2.2.30 Math.sinh(x)
2 var $export = require('./_export')
3 , expm1 = require('./_math-expm1')
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;
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);