mirror of
https://github.com/proj4js/proj4js.git
synced 2026-01-25 16:26:11 +00:00
4 lines
123 B
JavaScript
4 lines
123 B
JavaScript
module.exports = function(x) {
|
|
var s = (x >= 0 ? 1 : -1);
|
|
return s * (Math.log(Math.abs(x) + Math.sqrt(x * x + 1)));
|
|
}; |