| Sun, 19 Feb 2012 01:33:47 +0000 | Christian Urban | updated to new Isabelle | file | diff | annotate |
| Sat, 21 Jan 2012 15:16:04 +0000 | Christian Urban | modified the passage on beta-contractions | file | diff | annotate |
| Wed, 30 Nov 2011 13:35:10 +0000 | Christian Urban | updated to Isabelle 30 November | file | diff | annotate |
| Thu, 17 Nov 2011 16:33:49 +0000 | Christian Urban | tuned | file | diff | annotate |