Wed, 17 Dec 2008 12:10:38 +0100 haftmann restructured; circumvent sort problem
Tue, 16 Dec 2008 21:18:53 -0800 huffman merged.
Tue, 16 Dec 2008 09:44:59 -0800 huffman new theory Dsum: cpo of disjoint sum
(0) -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip