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/node_modules/babel-polyfill/node_modules/core-js/library/modules/es6.math.acosh.js

https://bitbucket.org/worklabschd/bingle_customer2
JavaScript | 18 lines | 14 code | 1 blank | 3 comment | 4 complexity | a71a6d5e364ba8a40c77101528054774 MD5 | raw file
 1// 20.2.2.3 Math.acosh(x)
 2var $export = require('./_export');
 3var log1p = require('./_math-log1p');
 4var sqrt = Math.sqrt;
 5var $acosh = Math.acosh;
 6
 7$export($export.S + $export.F * !($acosh
 8  // V8 bug: https://code.google.com/p/v8/issues/detail?id=3509
 9  && Math.floor($acosh(Number.MAX_VALUE)) == 710
10  // Tor Browser bug: Math.acosh(Infinity) -> NaN
11  && $acosh(Infinity) == Infinity
12), 'Math', {
13  acosh: function acosh(x) {
14    return (x = +x) < 1 ? NaN : x > 94906265.62425156
15      ? Math.log(x) + Math.LN2
16      : log1p(x - 1 + sqrt(x - 1) * sqrt(x + 1));
17  }
18});