| Fri, 19 Dec 1997 10:33:24 +0100 | wenzelm | adapted to new sort function; | file | diff | annotate |
| Tue, 02 Dec 1997 12:42:59 +0100 | wenzelm | adapted to new term order; | file | diff | annotate |
| Wed, 26 Nov 1997 16:42:19 +0100 | wenzelm | Cancel common summands of balanced expressions. | file | diff | annotate |