Fri, 30 Apr 2010 13:51:17 -0700 remove duplicate lemmas
huffman [Fri, 30 Apr 2010 13:51:17 -0700] rev 36626
remove duplicate lemmas
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip