| Mon, 05 Oct 1998 10:22:49 +0200 | paulson | Join now an infix operator | file | diff | annotate |
| Thu, 01 Oct 1998 18:28:18 +0200 | paulson | abstype of programs | file | diff | annotate |
| Tue, 29 Sep 1998 15:58:47 +0200 | paulson | Now id:(Acts prg) is implicit | file | diff | annotate |
| Thu, 13 Aug 1998 18:06:40 +0200 | paulson | Constrains, Stable, Invariant...more of the substitution axiom, but Union | file | diff | annotate |
| Wed, 05 Aug 1998 18:21:37 +0200 | paulson | Null program and a few new results | file | diff | annotate |
| Wed, 05 Aug 1998 10:56:58 +0200 | paulson | Union primitives and examples | file | diff | annotate |