| Thu, 20 Aug 2009 10:38:26 +0200 | Christian Urban | polished | file | diff | annotate |
| Wed, 19 Aug 2009 09:25:49 +0200 | Christian Urban | polished the exercises about constructing terms | file | diff | annotate |
| Wed, 19 Aug 2009 00:49:40 +0200 | Christian Urban | added exercise | file | diff | annotate |
| Tue, 28 Jul 2009 12:11:33 +0200 | Christian Urban | slightly changed exercises about rev_sum | file | diff | annotate |