src/HOL/OrderedGroup.thy
Fri, 09 Mar 2007 08:45:50 +0100 haftmann stepping towards uniform lattice theory development in HOL
Fri, 02 Mar 2007 15:43:21 +0100 haftmann now using "class"
Wed, 15 Nov 2006 17:05:41 +0100 haftmann dropped dependency on sets
Mon, 13 Nov 2006 15:43:05 +0100 haftmann dropped Inductive dependency
Sun, 12 Nov 2006 19:22:10 +0100 nipkow started reorgnization of lattice theories
Wed, 08 Nov 2006 13:48:34 +0100 wenzelm proper definition of add_zero_left/right;
Tue, 06 Jun 2006 20:42:28 +0200 wenzelm tuned;
Mon, 01 May 2006 18:10:40 +0200 paulson some facts about min, max and add, diff
Mon, 10 Apr 2006 16:00:34 +0200 obua Moved stuff from Ring_and_Field to Matrix
Fri, 10 Mar 2006 15:33:48 +0100 haftmann renamed HOL + - * etc. to HOL.plus HOL.minus HOL.times etc.
Tue, 16 Aug 2005 18:53:11 +0200 paulson more simprules now have names
Tue, 12 Jul 2005 17:56:03 +0200 avigad added lemmas to OrderedGroup.thy (reasoning about signs, absolute value, triangle inequalities)
Fri, 17 Jun 2005 16:12:49 +0200 haftmann migrated theory headers to new format
Mon, 07 Mar 2005 18:19:55 +0100 obua Cleaning up HOL/Matrix
Mon, 21 Feb 2005 15:04:10 +0100 nipkow comprehensive cleanup, replacing sumr by setsum
Tue, 01 Feb 2005 18:01:57 +0100 paulson the new subst tactic, by Lucas Dixon
Thu, 07 Oct 2004 15:42:30 +0200 paulson simplification tweaks for better arithmetic reasoning
Tue, 05 Oct 2004 15:30:50 +0200 paulson new simprules for abs and for things like a/b<1
Fri, 10 Sep 2004 20:04:14 +0200 nipkow Added antisymmetry simproc
Fri, 03 Sep 2004 17:10:36 +0200 obua Matrix theory, linear programming
Wed, 18 Aug 2004 11:09:40 +0200 nipkow import -> imports
Mon, 16 Aug 2004 14:22:27 +0200 nipkow New theory header syntax.
Fri, 30 Jul 2004 18:37:58 +0200 paulson conversion of Integration and NSPrimes to Isar scripts
Tue, 29 Jun 2004 11:18:34 +0200 kleing license change to BSD
Fri, 21 May 2004 21:16:51 +0200 wenzelm removed duplicate thms;
Tue, 18 May 2004 10:01:44 +0200 obua Modification / Installation of Provers/Arith/abel_cancel.ML for OrderedGroup.thy
Tue, 11 May 2004 20:11:08 +0200 obua changes made due to new Ring_and_Field theory
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