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16 lines
454 B
JavaScript
16 lines
454 B
JavaScript
5 years ago
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// 20.2.2.30 Math.sinh(x)
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var $export = require('./_export');
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var expm1 = require('./_math-expm1');
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var exp = Math.exp;
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// V8 near Chromium 38 has a problem with very small numbers
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$export($export.S + $export.F * require('./_fails')(function () {
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return !Math.sinh(-2e-17) != -2e-17;
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}), 'Math', {
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sinh: function sinh(x) {
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return Math.abs(x = +x) < 1
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? (expm1(x) - expm1(-x)) / 2
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: (exp(x - 1) - exp(-x - 1)) * (Math.E / 2);
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}
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});
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