From: unbewusst.sein@... (=?ISO-8859-1?Q?Une_B=E9v?= =?ISO-8859-1?Q?ue?=)
Date: 2007-11-23T04:40:12+09:00
Subject: Re: eigenvector discrepency was (Re: [Matrix] eigenvalues, eigenvectors in Ruby ???)

M. Edward (Ed) Borasky <znmeb@cesmail.net> wrote:

> 
> RSpec has an "approximately equal" operator that allows you to specify
> how close two floating point numbers "should be". I forget what it's 
> called, but you should be able to lift the code for it and specify how
> close numbers need to be. There is something like this built into the
> eigensystem solvers, however, so you probably don't want to use a finer
> tolerance than the solver did. :) Actually, since this capability is 
> built into RSpec, you should consider using RSpec as a test framework
> for number crunching code.

I'll have a look upon RSpec, thanks !

Une B�vue