Mon, 11 Mar 1996 14:19:12 +0100 paulson New theorem: Inter_Un_subset
Mon, 11 Mar 1996 14:18:06 +0100 paulson Now catches "by(" too
Mon, 11 Mar 1996 14:16:35 +0100 paulson name_thm: now keeps the previous deriviation!
Mon, 11 Mar 1996 14:13:36 +0100 paulson Made an exception handler more specific
Mon, 11 Mar 1996 14:09:50 +0100 paulson Deleted faulty comment; proved new rule Inter_Un_subset
Mon, 11 Mar 1996 14:08:09 +0100 paulson New, one-line proof of inj_Atom
(0) -1000 -300 -100 -30 -10 -6 +6 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip