[Maxima] Simple question: modulo

[Stavros Macrakis]

On Jan 27, 2008 11:31 PM, Robert Dodier <robert.dodier at gmail.com> wrote:

> Stavros, I'm adding these examples to the testsuite, if that's OK with
> you.
>

Fine with me.


> Shouldn't rat(m)^^-1 also be a CRE matrix?
>

Yes. I noticed the bug but hadn't gotten round to documenting it, sorry.


> In contrast, invert(rm) does yield a CRE matrix; .... Maybe foo^^-1 should
> simply punt to invert(foo) ??


If I remember correctly, ^^-1 and invert use different methods, which are
appropriate in different cases.  I'd rather have the methods be chosen via
YAAGV (yet another global variable) than via different operators.


> it seems like operations on CRE matrices should yield CRE's.
>

Agreed.

           -s
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