Wed, 09 Feb 2005 12:08:46 +0100 revised fold1 proofs
paulson [Wed, 09 Feb 2005 12:08:46 +0100] rev 15509
revised fold1 proofs
(0) -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip