| Sat, 24 Apr 2010 22:55:50 +0200 | Christian Urban | added a section to the introduction; described @{make_string} | file | diff | annotate |
| Wed, 07 Apr 2010 11:32:00 +0200 | Christian Urban | added something about ERROR and Fail | file | diff | annotate |
| Wed, 07 Apr 2010 11:12:12 +0200 | Christian Urban | updated to new Isabelle | file | diff | annotate |
| Thu, 11 Feb 2010 10:44:50 +0100 | Christian Urban | typos fixed by Michael Norrish | file | diff | annotate |
| Fri, 08 Jan 2010 21:31:45 +0100 | Christian Urban | polished | file | diff | annotate |
| Fri, 01 Jan 2010 00:19:11 +0100 | Christian Urban | updated to new Isabelle | file | diff | annotate |
| Sun, 06 Dec 2009 14:26:14 +0100 | Christian Urban | polised | file | diff | annotate |
| Sun, 22 Nov 2009 15:27:10 +0100 | Christian Urban | updated to new Isabelle and clarified Skip_Proof | file | diff | annotate |
| Sun, 22 Nov 2009 03:13:29 +0100 | Christian Urban | tuning | file | diff | annotate |
| Thu, 19 Nov 2009 14:11:50 +0100 | Christian Urban | updated to new Isabelle | file | diff | annotate |
| Wed, 11 Nov 2009 12:15:48 +0100 | Christian Urban | updated to new Isabelle | file | diff | annotate |
| Mon, 09 Nov 2009 09:25:51 +0100 | Christian Urban | section about matching and unification of types | file | diff | annotate |
| Sat, 07 Nov 2009 10:08:09 +0100 | Christian Urban | added a section about unification and matching | file | diff | annotate |
| Sat, 07 Nov 2009 01:44:11 +0100 | Christian Urban | removed comment about compiler bug | file | diff | annotate |
| Sat, 07 Nov 2009 01:03:37 +0100 | Christian Urban | added type work and updated to Isabelle and poly 5.3 | file | diff | annotate |