| Sun, 09 Apr 2017 20:44:35 +0200 | wenzelm | clarified main ZF.thy / ZFC.thy, and avoid name clash with global HOL/Main.thy; | file | diff | annotate |
| Thu, 23 Jul 2015 14:25:05 +0200 | wenzelm | isabelle update_cartouches; | file | diff | annotate |
| Mon, 23 Mar 2015 21:05:17 +0100 | wenzelm | prefer local fixes; | file | diff | annotate |
| Sun, 02 Nov 2014 16:39:54 +0100 | wenzelm | modernized header; | file | diff | annotate |
| Tue, 06 Mar 2012 16:46:27 +0000 | paulson | mathematical symbols for Isabelle/ZF example theories | file | diff | annotate |
| Sat, 13 Mar 2010 16:44:12 +0100 | wenzelm | removed old CVS Ids; | file | diff | annotate |
| Sun, 07 Oct 2007 21:19:31 +0200 | wenzelm | modernized specifications; | file | diff | annotate |
| Thu, 15 Dec 2005 19:42:03 +0100 | wenzelm | improved proofs; | file | diff | annotate |
| Fri, 17 Jun 2005 16:12:49 +0200 | haftmann | migrated theory headers to new format | file | diff | annotate |
| Wed, 14 Nov 2001 23:15:19 +0100 | wenzelm | tuned; | file | diff | annotate |
| Tue, 13 Nov 2001 22:19:37 +0100 | wenzelm | converted; | file | diff | annotate |
| Wed, 07 Nov 2001 12:29:07 +0100 | paulson | reorganization of the ZF examples | file | diff | annotate |