8 lines
163 B
JavaScript
8 lines
163 B
JavaScript
'use strict';
|
|
|
|
module.exports = function () {
|
|
var acosh = Math.acosh;
|
|
if (typeof acosh !== 'function') return false;
|
|
return acosh(2) === 1.3169578969248166;
|
|
};
|