Mon, 24 May 1999 15:54:12 +0200 | paulson | Better simplification of (nat #0), (int (Suc 0)), etc | changeset | files |
Mon, 24 May 1999 15:53:28 +0200 | paulson | UN_singleton->UN_constant_eq removes clash with other UN_singleton | changeset | files |
Mon, 24 May 1999 15:51:33 +0200 | paulson | new rule single_leadsTo_I; stronger PSP rule | changeset | files |