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'use strict';
var $ = require('../internals/export');
var fails = require('../internals/fails');
var expm1 = require('../internals/math-expm1');
var abs = Math.abs;
var exp = Math.exp;
var E = Math.E;
var FORCED = fails(function () {
// eslint-disable-next-line es/no-math-sinh -- required for testing
return Math.sinh(-2e-17) !== -2e-17;
});
// `Math.sinh` method
// https://tc39.es/ecma262/#sec-math.sinh
// V8 near Chromium 38 has a problem with very small numbers
$({ target: 'Math', stat: true, forced: FORCED }, {
sinh: function sinh(x) {
var n = +x;
return abs(n) < 1 ? (expm1(n) - expm1(-n)) / 2 : (exp(n - 1) - exp(-n - 1)) * (E / 2);
}
});