prime is:module

Deprecated: This module is a perpetual draft and will therefore be removed from xmonad-contrib in the near future.
Module for finding the greatest prime number that is less than or equal to a given number
This Haskell library provides an efficient lazy wheel sieve for prime generation inspired by Lazy wheel sieves and spirals of primes by Colin Runciman (http://www.cs.york.ac.uk/ftpdir/pub/colin/jfp97lw.ps.gz) and The Genuine Sieve of Eratosthenes by Melissa O'Neil (http://www.cs.hmc.edu/~oneill/papers/Sieve-JFP.pdf).
The prime numbers (http://oeis.org/A000040).
Container for pairwise coprime numbers.