| Fri, 19 Dec 1997 10:33:24 +0100 | wenzelm | adapted to new sort function; | file | diff | annotate |
| Fri, 16 Feb 1996 18:00:47 +0100 | paulson | Elimination of fully-functorial style. | file | diff | annotate |
| Thu, 16 Sep 1993 12:20:38 +0200 | clasohm | Initial revision | file | diff | annotate |