Re: Is ther any sense in *= and matrices?

[Wesley Groleau <wesgroleau@despammed.com>]

> The operands of * are called "factors", not "addends."

oops, sloppy terminology.  I haven't multiplied
matrices in ten years, but I think that (other
than jargon issues), my observation is true:

>> if A(1,1) is computed before A (1,2) 
(in A := A * B), then the latter has already
>>had one of its inputs changed.  To overcome this
>>without introducing a temporary "A" one would
>>require a rather complicated set of temporary
>>_parts_ of A.