Mon, 19 Dec 2005 15:29:51 +0100 urbanc added proofs to show that every atom-kind combination
Mon, 19 Dec 2005 12:58:15 +0100 urbanc added thms to perm_compose (so far only composition
(0) -10000 -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip