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Diffstat (limited to 'node_modules/locutus/php/math/log1p.js')
-rw-r--r-- | node_modules/locutus/php/math/log1p.js | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/node_modules/locutus/php/math/log1p.js b/node_modules/locutus/php/math/log1p.js deleted file mode 100644 index 9bcede5..0000000 --- a/node_modules/locutus/php/math/log1p.js +++ /dev/null @@ -1,28 +0,0 @@ -'use strict'; - -module.exports = function log1p(x) { - // discuss at: http://locutus.io/php/log1p/ - // original by: Brett Zamir (http://brett-zamir.me) - // improved by: Robert Eisele (http://www.xarg.org/) - // note 1: Precision 'n' can be adjusted as desired - // example 1: log1p(1e-15) - // returns 1: 9.999999999999995e-16 - - var ret = 0; - // degree of precision - var n = 50; - - if (x <= -1) { - // JavaScript style would be to return Number.NEGATIVE_INFINITY - return '-INF'; - } - if (x < 0 || x > 1) { - return Math.log(1 + x); - } - for (var i = 1; i < n; i++) { - ret += Math.pow(-x, i) / i; - } - - return -ret; -}; -//# sourceMappingURL=log1p.js.map
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