| Fri, 23 Jul 1999 17:29:12 +0200 | paulson | heavily revised by Jacques: coercions have alphabetic names; | file | diff | annotate |
| Mon, 02 Nov 1998 12:36:16 +0100 | paulson | increased precedence of unary minus from 80 to 100 | file | diff | annotate |
| Thu, 01 Oct 1998 18:18:01 +0200 | paulson | Revised version with Abelian group simprocs | file | diff | annotate |