| Thu, 08 Dec 2005 20:15:50 +0100 | wenzelm | tuned proofs; | file | diff | annotate |
| Fri, 17 Jun 2005 16:12:49 +0200 | haftmann | migrated theory headers to new format | file | diff | annotate |
| Wed, 14 Apr 2004 14:13:05 +0200 | kleing | use more symbols in HTML output | file | diff | annotate |
| Fri, 10 May 2002 11:56:26 +0200 | nipkow | commented out half converted proof | file | diff | annotate |