TODO

TESTS?

- standarddeviation
- pdf
- cdf
https://www.npmjs.com/package/moremath
https://gist.github.com/Daniel-Hug/7273430
https://github.com/jstat/jstat/blob/master/src/special.js
https://www.sciencedirect.com/science/article/pii/S0890540112000697
hero's formula

// number methods
// +mantissa, exponent
// +integer, decimal (modf)
// +numerator, denominator

npm-fourier	math	Module for brute-force calculations of the discrete Fourier transform and inverse discrete Fourier transform.
ps-math-tools	math	A Node.js module that returns the plural form of any noun## Installation  ```sh npm install mypluralize --save yarn add mypluralize bower install pluralize --save ```## Usage### Javascript```javascript var pluralise = require('mypluralize'); var boys = pl