Wed, 03 Aug 2011 00:52:41 +0000 cleaned up the proofs in Myhill_2
urbanc [Wed, 03 Aug 2011 00:52:41 +0000] rev 183
cleaned up the proofs in Myhill_2
(0) -100 -30 -10 -1 +1 +10 +30 +100 tip