Mon, 01 Feb 2010 16:05:59 +0100 Cezary Kaliszyk All should be ok now.
Mon, 01 Feb 2010 18:57:39 +0100 Christian Urban repaired according to changes in Abs.thy
Mon, 01 Feb 2010 18:57:20 +0100 Christian Urban added a single-binder alpha equivalence; showed one half of the equivalence proof between general and single binder case
Mon, 01 Feb 2010 16:46:07 +0100 Christian Urban cleaned
(0) -1000 -300 -100 -30 -10 -4 +4 +10 +30 +100 +300 +1000 tip