| Fri, 27 Feb 2009 13:02:19 +0000 | Christian Urban | added more material to the attribute section; merged the recipe about named theorems into the main body; added a solution to an exercise in the conversion section | file | diff | annotate |
| Tue, 24 Feb 2009 22:23:07 +0000 | Christian Urban | new pfd file | file | diff | annotate |