| Thu, 05 May 2011 23:23:02 +0200 | wenzelm | tuned some syntax names; | file | diff | annotate |
| Thu, 05 May 2011 23:15:11 +0200 | wenzelm | tuned rail diagrams and layout; | file | diff | annotate |
| Tue, 03 May 2011 15:07:36 +0200 | wenzelm | formal Base theory; | file | diff | annotate |