From: Giampiero Zanchi <cidza@...>
Date: 2011-11-14T23:10:22+09:00
Subject: Re: calculating the prime factors of a very large number

Marc Heiler wrote in post #1031759:
> require "prime"
>
>
> ^^^ Is this specific to Ruby 1.9.x ?

Yes it is specific to 1.9

maybe you can be interested in Miller-Rabin prime test in Ruby (search 
on web)

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