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// 20.2.2.5 Math.asinh(x) |
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var $export = require('./$.export'); |
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function asinh(x){ |
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return !isFinite(x = +x) || x == 0 ? x : x < 0 ? -asinh(-x) : Math.log(x + Math.sqrt(x * x + 1)); |
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} |
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$export($export.S, 'Math', {asinh: asinh}); |