| Sun, 16 Jan 2011 15:53:03 +0100 | wenzelm | tuned headers; | file | diff | annotate |
| Sat, 17 May 2008 21:46:22 +0200 | wenzelm | avoid undeclared variables within proofs; | file | diff | annotate |
| Wed, 12 Mar 2008 11:57:12 +0100 | urbanc | tuned | file | diff | annotate |
| Tue, 19 Feb 2008 12:25:56 +0100 | urbanc | slightly tuned | file | diff | annotate |