| Thu, 30 Jul 2009 15:51:51 +0200 | Christian Urban | polished the package chapter used FOCUS to explain the subproofs | file | diff | annotate |
| Tue, 28 Jul 2009 12:11:33 +0200 | Christian Urban | slightly changed exercises about rev_sum | file | diff | annotate |
| Mon, 20 Jul 2009 16:52:59 +0200 | Christian Urban | small changes for latest changes in Isabelle | file | diff | annotate |
| Tue, 14 Jul 2009 16:34:24 +0200 | Christian Urban | minor tuning | file | diff | annotate |