Wed, 26 Jan 2011 22:23:56 +0000 | urbanc | made the theory work under both Isabelle 2009 and 2011 | changeset | files |
Wed, 26 Jan 2011 14:13:18 +0000 | zhang | Just checkin | changeset | files |
Wed, 26 Jan 2011 14:12:36 +0000 | zhang | Small modification | changeset | files |