| Sun, 16 Jan 2011 15:53:03 +0100 | wenzelm | tuned headers; | file | diff | annotate |
| Wed, 25 Jun 2008 22:01:34 +0200 | wenzelm | modernized specifications; | file | diff | annotate |
| 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 |
| Sun, 09 Dec 2001 14:35:36 +0100 | kleing | converted to Isar | file | diff | annotate |
| Tue, 04 Jul 2000 14:04:56 +0200 | oheimb | disambiguated := ; added Examples (factorial) | file | diff | annotate |