From: "erlercw@..." <erlercw@...>
Date: 2004-11-19T03:50:54+09:00
Subject: Re: mathn.rb is unacceptably slow (proposed replacements)


>Date: 15-Nov-2004 16:50:53 -0600
>From: "Giovanni Intini" <intinig@gmail.com>
...
>Thank you both for the proposal and the merge. Prime especially is so
>slow that for any kind of real life use I have to code some sieve of
>erathostenes.
...
>A good way to check ruby math speed is the euler project at
>mathchallenge. There are some math problems that must be resolved with
>a program that takes less than 60 seconds. Anyone can program in his
>favourite language, and obviously I chose ruby. Most ppl can try the
>brute force approach most of the times, while I can't when primes are
>involved and have to think about clever solutions. Being a lazy guy I
>really needed the faster Primes, thank again :D

Strangely enough, the reason I submitted it was that I was also trying to do the Euler 
Project challenges.  I'm glad that it helped :).