A multiply-with-carry random number generator in JavaScript.

rn.js

/**

A multiply-with-carry random number generator in JavaScript in one line. Returns an uniform value in [0, 1).

zlib License

(C) 2016 Andrew Zyabin

This software is provided 'as-is', without any express or implied 
warranty.  In no event will the authors be held liable for any damages 
arising from the use of this software.

Permission is granted to anyone to use this software for any purpose, 
including commercial applications, and to alter it and redistribute it 
freely, subject to the following restrictions: 

1. The origin of this software must not be misrepresented; you must not 
   claim that you wrote the original software. If you use this software 
   in a product, an acknowledgment in the product documentation would be 
   appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be 
   misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.

*/

module.exports = function(x) { return (1791398085 * x + 1929682203) % Math.pow(2, 32) / Math.pow(2, 32); }