symbolics math system
Jacal is a symbolics computation program written in scheme.

Its features include partial derivation, matrix computations 
and tensor calculus.

There are some demonstration files under 
/usr/local/share/doc/jacal

Maintainer: The OpenBSD ports mailing-list <ports@openbsd.org>

WWW: http://swissnet.ai.mit.edu/~jaffer/SCM.html
