On 3/20/07, Robert Dodier <robert.dodier at gmail.com> wrote:
> On 3/19/07, Andrej Vodopivec <andrej.vodopivec at gmail.com> wrote:
>
> > (%i2) s : 2*sum(k, k, 1, n);
> > (%o2) 2*sum(k,k,1,n)
> > (%i3) intosum(s);
> > (%o3) 2*sum(k,k,1,n)
> > (%i4) intosum(s);
> > (%o4) 4*sum(k,k,1,n)
>
> Wow, that's a good one. I find it is present in Maxima 5.11.0 + Clisp 2.39
> (official release). I'm guessing that it is due to an in-place modification of
> some kind, but I really don't know.
I'm attaching a patch for sumcon.lisp. It seems to fix this issue. I'm
going to commit it to cvs unless someone has a better idea.
--
Andrej
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