From: Steven Jenkins <steven.jenkins@...>
Date: 2004-12-21T03:21:50+09:00
Subject: Re: root finding

Phidippus wrote:
> Is there any function in RUBY that can be used to find roots of
> arbitrary polynomial functions?

Ruby/GSL has polynomial solvers (http://rb-gsl.rubyforge.org/poly.html). 
You'll have to build the GNU Scientific Library 
(http://www.gnu.org/software/gsl/) and the Ruby extension, but that went 
pretty smoothly for me.

Send me a test problem if you want and I'll show you the output.

Steve