From bug-octave-request at bevo dot che dot wisc dot edu  Sun Nov 28 07:11:53 1999
Subject: Re: not compatable with Matlab (matrix problem)
From: Mirek Kwasniak <mirek at zind dot ikem dot pwr dot wroc dot pl>
To: Dirk Eddelbuettel <edd at debian dot org>
Cc: Shengchao Li <lish at ee dot eng dot ohio-state dot edu>, bug-octave@bevo.che.wisc.edu
Date: Sun, 28 Nov 1999 14:11:02 +0100

On Sat, Nov 27, 1999 at 10:51:34AM -0600, Dirk Eddelbuettel wrote:
> 
>   Shengchao> in matlab
>   Shengchao> a=[1 2
>   Shengchao> 3 4];
>   Shengchao> b=[1 
>   Shengchao> 2];
>   Shengchao> c=[a (1+1)*b]
>   Shengchao> gives
>   Shengchao> c=[1 2 2
>   Shengchao> 3 4 4]
>   Shengchao> but octave gives an error message.
> 
> But b is a row vector. How can that work?  

Hi,

b=[ 1
2]

is column vector and in octave works:

[ a b ]
[ a b*(1+1) ]
[ a 1*b ]

but not

[a (1+1)*b]

> Finally, and just to clarify, nobody ever claimed that Octave's goal was to
> be perfectly Matlab compatible. If you want Matlab, you know where to get
> it ...  

but this is a bug.

Mirek



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