Correctness.thy
Thu, 02 Jun 2016 13:15:03 +0100 Christian Urban updated
Mon, 21 Mar 2016 15:06:52 +0000 Christian Urban all updated to Isabelle 2016
Fri, 12 Feb 2016 17:50:24 +0800 zhangx PIPBasics.thy is tidied up now.
Thu, 04 Feb 2016 14:45:30 +0800 zhangx Several redundant lemmas removed.
less more (0) -10 -4 tip