Sun, 09 Feb 2014 19:10:12 +0000 tidied messy proofs
paulson <lp15@cam.ac.uk> [Sun, 09 Feb 2014 19:10:12 +0000] rev 55371
tidied messy proofs
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 tip