| Wed, 10 Feb 2010 14:12:04 +0100 | haftmann | moved less_eq, less to Orderings.thy; moved abs, sgn to Groups.thy | file | diff | annotate |
| Thu, 28 Jan 2010 11:48:49 +0100 | haftmann | new theory Algebras.thy for generic algebraic structures | file | diff | annotate |
| Fri, 20 Jul 2007 14:28:25 +0200 | haftmann | moved class ord from Orderings.thy to HOL.thy | file | diff | annotate |
| Thu, 17 May 2007 19:49:40 +0200 | haftmann | canonical prefixing of class constants | file | diff | annotate |
| Fri, 17 Mar 2006 09:34:23 +0100 | haftmann | renamed op < <= to Orderings.less(_eq) | file | diff | annotate |
| Fri, 02 Apr 2004 17:37:45 +0200 | skalberg | Added HOL proof importer. | file | diff | annotate |