On Jan 16, 10:30 pm, mabshoff <[EMAIL PROTECTED]
dortmund.de> wrote:
> On Jan 16, 10:23 pm, BFJ <[EMAIL PROTECTED]> wrote:
>
> > Hi,
>
> > First of all, I don't know whether to post about this here, or file a
> > bug report, or something else. I'm new to community developed
> > software. Let me know if this isn't the right place to report the
> > following.
>
> > I'm using sage 2.9.2 and 2.9.3 on different (both PPC) machines, both
> > running OS X 10.4.
> > Consider the following commands which should expand an elementary
> > symmetric function as a polynomial in 3 variables:
>
> <SNIP>
>
> Hi BJF,
>
> I can reproduce the problem with 2.9.3, but it is fixed in
> 2.10.alpha3:
>
> ----------------------------------------------------------------------
> | SAGE Version 2.10.alpha3, Release Date: 2008-01-14 |
> | Type notebook() for the GUI, and license() for information. |
> ----------------------------------------------------------------------
>
> sage: sage: k=SFAElementary(QQ)
> sage: sage: f=k([2])
> sage: sage: f.expand(3)
> x0*x1 + x0*x2 + x1*x2
> sage:
>
> Mike Hansen did post a patch that was merged early on in 2.10.alpha2
> or so. He might be able to tell you if the bug was fixed "on purpose"
> or "by accident". 2.10 should be out by the weekend or maybe Monday.
> Alpha3 is available at
>
> http://sage.math.washington.edu/home/mabshoff/release-cycles-2.10/sag...
>
> Mike: could you add a doctest that tests this behavior?
Oops, looking at the actual failure this is a libSingular bug. I can't
find the exact ticket number at the moment, but I remember merging
that fix.
Sorry for the double post.
> > Similar commands, but on objects from SFASchur, SFAPower, SFAMonomial,
> > etc.., work perfectly. It seems to be only SFAElementary that has a
> > problem.
> > Thanks,
>
> > BFJ
>
> Cheers,
>
> Michael
Cheers,
Michael
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