From: Robert Klemme <bob.news@...>
Date: 2005-11-28T22:52:29+09:00
Subject: Re: 2dim array/matrix

Wolfgang wrote:
> Thanks for the answers,
> 
> I think I will use for the beginning this solution:
> mx = Array.new(dim_x) { Array.new(dim_y) }
> 
> for the matrix class:
> I don't understand how I can set in a matrix single values:
> require "matrix"
> m=Matrix[ [25, 93], [-1, 66] ]
> puts m.[](1,1)
> this works but when I try:
> m.[](1,1)=123
> puts m
> I only get an error.

You probably misread the documentation.  Did you try

m[1,1]
m[1,1] = 123

?

Kind regards

    robert