Mon, 08 Feb 2010 17:12:27 +0100 haftmann hide fact Nat.add_0_right; make add_0_right from Groups priority
Mon, 08 Feb 2010 17:12:24 +0100 haftmann tuned header
Mon, 08 Feb 2010 17:12:22 +0100 haftmann using code antiquotation
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip