math.js ![npm]() ![David]()

> A simple math library written in Javascript

Install


Use

``javascript
// load the module
var math = require('math.js');

// ask for a number's ceil
math.ceil(13);
`

$3

`javascript
// Get a number's ceil
math.ceil(13); // returns 13
math.ceil(13.4); // returns 14

// Get a number's ceil on the 2nd decimal digit
math.dCeil(14.14, 2); // returns 14.14
math.dCeil(14.143, 2); // returns 14.15

// Get a number's round on the 2nd decimal digit
math.dRound(14.14, 2); // returns 14.14
math.dRound(14.143, 2); // returns 14.14

// Get a number's floor on the 2nd decimal digit
math.dFloor(14.14, 2); // returns 14.14
math.dFloor(14.143, 2); // returns 14.14

// Get a number's trunc on the 2nd decimal digit
math.dTrunc(14.14, 2); // returns 14.14
math.dTrunc(14.143, 2); // returns 14.14
`

Test

To execute the library's tests, first install the project dependencies:

`
$ npm install
`

Then, run the tests
`
$ npm test
``