Fri, 11 Nov 2011 12:31:00 +0100 huffman merged
Fri, 11 Nov 2011 12:30:28 +0100 huffman abel_cancel.ML: avoid canceling zeros, which would cause the simproc to return a trivial rewrite;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip