> And one last thing. Matlisp is under a BSD license. I don't
> know how that will fit in with Maxima, but I know the two
> authors are amenable[1] to a GPL or LGPL type of license if necessary.
The "modified BSD" license (but not the original BSD license) is
compatible with GPL. See
http://www.gnu.org/philosophy/license-list.html#GPLCompatibleLicenses.
-s