I really would like to but free time is a problem for the near future. I'll actually be meeting de Graaf (who is a GAP developer and wrote a book on Lie Algebras) in Germany in about 3 weeks and can ask him about it as well.
++++++++++++++++++++++++++++++++++++ On 8/24/07, William Stein <[EMAIL PROTECTED]> wrote: > > 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 > > > > --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sage-devel URLs: http://sage.scipy.org/sage/ and http://modular.math.washington.edu/sage/ -~----------~----~----~----~------~----~------~--~---
