Mon, 11 Mar 1996 14:19:12 +0100 | paulson | New theorem: Inter_Un_subset | changeset | files |
Mon, 11 Mar 1996 14:18:06 +0100 | paulson | Now catches "by(" too | changeset | files |
Mon, 11 Mar 1996 14:16:35 +0100 | paulson | name_thm: now keeps the previous deriviation! | changeset | files |
Mon, 11 Mar 1996 14:13:36 +0100 | paulson | Made an exception handler more specific | changeset | files |
Mon, 11 Mar 1996 14:09:50 +0100 | paulson | Deleted faulty comment; proved new rule Inter_Un_subset | changeset | files |
Mon, 11 Mar 1996 14:08:09 +0100 | paulson | New, one-line proof of inj_Atom | changeset | files |