| Mon, 17 May 2010 18:20:48 +0100 | Christian Urban | updated to new Isabelle | file | diff | annotate |
| Thu, 03 Dec 2009 14:19:13 +0100 | Christian Urban | tuned | file | diff | annotate |
| Wed, 02 Dec 2009 03:46:32 +0100 | Christian Urban | tuned | file | diff | annotate |
| Tue, 01 Dec 2009 12:25:34 +0100 | Christian Urban | improved section on conversions | file | diff | annotate |