Hi,
On Thu, 26 Mar 2009 13:53:36 -0700 (PDT)
kcrisman <[email protected]> wrote:
> > Adding the SR ring indication, make the symbolic matrix solving
> > possible.
> > Downside it's severa.l orders of magnitude slower than naive solve()
>
> Will that improve with the Pynac switch? Unfortunately, for now
>
> sage: n=var('n',ns=1)
> sage: T=vector([3,n])
>
> yields the TypeError mentioned somewhere else where NSR and int can't
> be ** together - presumably in the last line of vector??
This is #5546 on trac, waiting for review.
We use the generic linear algebra code in Sage for now. I haven't
tested the performance. It would be good if someone could compare the
performance of native linear algebra in pynac, and using the generic
code in Sage.
Cheers,
Burcin
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