Excellent.  So who wants to volunteer to expose some of the
functionality of Lie to SAGE?   People have personally requested
this to me about 7 times now.

 -- William

On 8/24/07, Mike Hansen <[EMAIL PROTECTED]> wrote:
>
> Great!  I will be in a Lie Algebras course this fall so this is
> definitely on my radar.  Other packages of interest are
>
> Schur http://schur.sourceforge.net/
> Atlas of Lie Groups Software http://www.liegroups.org/software/
>
> --Mike
>
> On 8/24/07, David Joyner <[EMAIL PROTECTED]> wrote:
> >
> > Good news: LiE is now GPL'd.
> >
> > This does a number of Lie algebra computations and
> > representation-theoretic computations which people on this list
> > have expressed interest in.
> >
> > ---------- Forwarded message ----------
> > From: Marc van Leeuwen <[EMAIL PROTECTED]>
> > Date: Aug 24, 2007 5:23 AM
> > Subject: Re: LiE questions
> > To: David Joyner <[EMAIL PROTECTED]>
> >
> >
> > David Joyner wrote:
> > > Hi Marc:
> > >
> > > I was just thinking about this package again recently for some reason.
> > >
> > > I wonder if you could please ask if it is possible for LiE to
> > > be GPL'd at some point in the future. If not, fine, but I'd
> > > like to know if you or Prof Cohen think that is likely.
> > >
> > > - David
> >
> > Since the time of that message I have clarified the issue with prof. Cohen.
> > As is now indicated on the Lie home page
> > http://www-math.univ-poitiers.fr/~maavl/LiE/
> > you can distribute LiE under the (GNU) LGPL. It is not clear to me why this
> > choice was made, since LiE is not distributed as a library, but I think 
> > this is
> > because a part of LiE has thus been incorporated into Magma. In any case, if
> > you read the fine print of the LGPL, it is allowed to take a copy and
> > distribute that copy under the GPL (but that copy can then no longer be
> > converted back to LGPL). I hope this helps you out, best regards,
> >
> > -- Marc van Leeuwen
> >
> > >
> >
>
> >
>


-- 
William Stein
Associate Professor of Mathematics
University of Washington
http://www.williamstein.org

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