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Subject: Re: matrix multiplication with zero dimensions
Date: Mon, 7 Jan 2013 04:36:09 +0000 (UTC)
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"Roger Stafford" wrote in message <kcdg4j$n70$1@newscl01ah.mathworks.com>...
>
>   Think of it this way, Matt.  Consider the four multiplications:
> 
>  M3 = ones(3,3)*ones(3,3);
>  M2 = ones(3,2)*ones(2,3);
>  M1 = ones(3,1)*ones(1,3);
>  M0 = ones(3,0)*ones(0,3);
> 
> Each of the elements of 3 x 3 M3 is 3.  Each of the elements of 3 x 3 M2 is 2.  Each of the elements of 3 x 3 M1 is 1.  Therefore by extension of this trend M0 should have 3 x 3 elements and each of them should be 0.  
=============

OK!