Thu, 10 Dec 2009 03:11:19 +0100 simplified proofs
Christian Urban <urbanc@in.tum.de> [Thu, 10 Dec 2009 03:11:19 +0100] rev 681
simplified proofs
(0) -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 tip