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Re: suppressing certain warnings


From: Paul Kienzle
Subject: Re: suppressing certain warnings
Date: Thu, 22 Aug 2002 17:14:45 -0400

1)  empty_list_elements_ok = 1

2)  y = toeplitz (x, [x(1), zeros(1,n-1)])

Paul Kienzle
address@hidden


On Thu, Aug 22, 2002 at 02:24:17PM -0600, E. Joshua Rigler wrote:
> In the following loop...
> 
> 
>  for j=1:n
>    y(:,j) = [zeros(j-1,1); x(1:length(x)-j+1 )];
>  endfor
> 
> (so, if j==1, zeros.m returns a nul matrix, and the first column of y
> simply becomes x)
> 
> 
> I get the following warning every time the loop goes through its first
> iteration...
> 
>  warning: empty matrix found in matrix list
> 
> which is due to having a nul matrix as the first element in my matrix
> list.    
> 
> 1) Is there a way to suppress this warning, or only have it displayed
> once?  2) Is there a better way to do what I want that doesn't
> necessarily involve writing a conditional statement to check when j==1? 
> It's just that this loop, and similar ones, are rather numerous
> throughout all my different functions and scripts, and I don't want to
> go back and fix them all.
> 
> Thanks,
> 
> EJR
> 
> 
> 
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Octave is freely available under the terms of the GNU GPL.

Octave's home on the web:  http://www.octave.org
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