Thu, 30 Aug 2007 21:43:08 +0200 added lemma
nipkow [Thu, 30 Aug 2007 21:43:08 +0200] rev 24490
added lemma
(0) -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip