8 lines
231 B
JavaScript
8 lines
231 B
JavaScript
|
var log = Math.log;
|
||
|
|
|
||
|
|
// `Math.log1p` method implementation
|
||
|
|
// https://tc39.github.io/ecma262/#sec-math.log1p
|
||
|
|
module.exports = Math.log1p || function log1p(x) {
|
||
|
|
return (x = +x) > -1e-8 && x < 1e-8 ? x - x * x / 2 : log(1 + x);
|
||
|
|
};
|