Fri, 05 Nov 2010 15:15:28 -0700 huffman (infixl "<<" 55) -> (infix "<<" 50)
Wed, 03 Nov 2010 17:22:25 -0700 huffman simplify some proofs
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip