Axel Etzold wrote:
> -------- Original-Nachricht --------
>> Datum: Tue, 20 Nov 2007 19:50:14 +0900
>> Von: unbewusst.sein / weltanschauung.com.invalid
>> An: ruby-talk / ruby-lang.org
>> Betreff: [Matrix] eigenvalues, eigenvectors in Ruby ???
> 
>> is there algo allready implemented to find eigenvalues, eigenvectors in
>> Ruby ???
>>
>> for symetrical matrices ?
>> -- 
>> Une Bue
> 
> As far as I know, there is nothing like that in the "matrix.rb" Matrix
> class, but you can find this information  by using Ruby bindings to GSL 
> 
> http://rb-gsl.rubyforge.org/
> 
> or, alternatively, via the bindings to the R statistical language,
> 
> http://raa.ruby-lang.org/project/rsruby/
>  
> 
> Best regards,
> 
> Axel

One of the Summer of Code projects extends Matrix to do most of the 
common matrix operations. Try

http://rubyforge.org/projects/matrix