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- 'use strict';
- // eslint-disable-next-line es/no-math-expm1 -- safe
- var $expm1 = Math.expm1;
- var exp = Math.exp;
-
- // `Math.expm1` method implementation
- // https://tc39.es/ecma262/#sec-math.expm1
- module.exports = (!$expm1
- // Old FF bug
- // eslint-disable-next-line no-loss-of-precision -- required for old engines
- || $expm1(10) > 22025.465794806719 || $expm1(10) < 22025.4657948067165168
- // Tor Browser bug
- || $expm1(-2e-17) !== -2e-17
- ) ? function expm1(x) {
- var n = +x;
- return n === 0 ? n : n > -1e-6 && n < 1e-6 ? n + n * n / 2 : exp(n) - 1;
- } : $expm1;
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