| Thu, 26 Jul 2012 14:44:07 +0200 | wenzelm | more precise imports; | file | diff | annotate |
| Fri, 17 Jun 2005 16:12:49 +0200 | haftmann | migrated theory headers to new format | file | diff | annotate |
| Tue, 19 Aug 2003 13:53:58 +0200 | paulson | For the Isar version of the ZF logics manual | file | diff | annotate |