Have ideas to improve npm?Join in the discussion! »

blum-blum-shub

0.0.3 • Public • Published

View on NPM View on Github View on Github

Blum Blum shub algorithm

Random number generator based on a formula using prime numbers.

How to use ?

Started by installing the package

  • In npm : npm install blum-blum-shub or npm install github:algorithmsjs/blum-blum-shub

  • In yarn : yarn add blum-blum-shub or yarn add github:algorithmsjs/blum-blum-shub

  • In pnpm : pnpm add blum-blum-shub or pnpm add github:algorithmsjs/blum-blum-shub

Documentation

Formula: Formula

Params

Name Type
p Number
q Number
seed Number
  • On JavaScript :
// Example
const bbs = require('blum-blum-shub');
const BBS = new bbs(9, 15, 7);
 
let i = 0;
 
while(< 6) {
    // Get the next random number
    console.log(BBS.randomNumber());
    
    // Get the next random bit
    console.log(BBS.randomBit());
    
    i++;
}
  • On CoffeeScript :
# Example 
bbs = require('blum-blum-shub')
BBS = new bbs(9157)
 
 = 0
 
while i < 6
    # Get the next random number 
    console.log BBS.randomNumber()
    
    # Get the next random bit 
    console.log BBS.randomBit()
    
    i++

...

Benchmark

  • randomNumber x 10,425,712 ops/sec ±0.86% (89 runs sampled)
  • randomBit x 10,280,317 ops/sec ±0.92% (90 runs sampled)
  • Fastest is randomNumber

Fact

Blum Blum Shub (BBS) is an algorithm capable of producing pseudo-random numbers. It was proposed in 1986 by Lenore Blum, Manuel Blum and Michael Shub1, hence its name.

Copyright 2020 FellGill

Install

npm i blum-blum-shub

DownloadsWeekly Downloads

1

Version

0.0.3

License

Apache-2.0

Unpacked Size

17.1 kB

Total Files

6

Last publish

Collaborators

  • avatar