From: dblack@...
Date: 2003-01-28T23:05:44+09:00
Subject: Re: Questions from a Ruby Newbie (file io and data structures)...

Hi --

On Tue, 28 Jan 2003 dblack@candle.superlink.net wrote:

>   require 'matrix'
>   fh = File.open("filename","r")
>
>   m = Matrix[ *
> 	Matrix[ *
> 	  fh.readlines.map {|l| l.chomp.split(',') }
> 	].column_vectors
>       ]

Ummm, or:

   m = Matrix[ *
 	  fh.readlines.map {|l| l.chomp.split(',') }
       ].transpose

(Thanks to Martin DeMello for pointing this out.)


David

-- 
David Alan Black
home: dblack@candle.superlink.net
work: blackdav@shu.edu
Web:  http://pirate.shu.edu/~blackdav