Thu, 04 Jun 2009 15:28:59 +0200 haftmann lemma about List.foldl and Finite_Set.fold
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip