Mon, 15 Aug 2011 16:18:13 -0700 huffman remove extraneous subsection heading
Mon, 15 Aug 2011 15:11:55 -0700 huffman generalized lemma closed_Collect_eq
Mon, 15 Aug 2011 14:50:24 -0700 huffman remove duplicate lemma disjoint_iff
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip