is a free computer algebra system
, written in Lisp
and released under the GNU General Public License
. It is based on an early version of Macsyma
developed at MIT with funding from the United States Department of Energy
. Maxima was maintained by Bill Schelter
until his death in 2001
. It is now maintained by an independent group of users and developers.
The GNU TeXmacs mathematical editor program can be used to provide an interactive graphical user interface for Maxima.