src/HOL/Library/Word.thy
Sun, 21 Oct 2007 14:53:44 +0200 nipkow Eliminated most of the neq0_conv occurrences. As a result, many
Sat, 20 Oct 2007 12:09:33 +0200 chaieb fixed proofs
Tue, 17 Jul 2007 14:38:00 +0200 krauss reverted fun->recdef, since there are problems with induction rule
Mon, 16 Jul 2007 21:39:56 +0200 krauss use function package
Sat, 23 Jun 2007 19:33:22 +0200 nipkow tuned and renamed group_eq_simps and ring_eq_simps
Wed, 20 Jun 2007 05:18:39 +0200 huffman change simp rules for of_nat to work like int did previously (reorient of_nat_Suc, remove of_nat_mult [simp]); preserve original variable names in legacy int theorems
Wed, 13 Jun 2007 18:30:16 +0200 wenzelm tuned proofs: avoid implicit prems;
Wed, 13 Jun 2007 03:31:11 +0200 huffman removed constant int :: nat => int;
Thu, 17 May 2007 19:49:16 +0200 haftmann tuned
Thu, 11 Jan 2007 16:53:12 +0100 paulson well-founded relations for the integers
Fri, 17 Nov 2006 02:20:03 +0100 wenzelm more robust syntax for definition/abbreviation/notation;
Tue, 07 Nov 2006 11:47:57 +0100 wenzelm renamed 'const_syntax' to 'notation';
Wed, 06 Sep 2006 13:48:02 +0200 haftmann got rid of Numeral.bin type
Wed, 26 Jul 2006 19:23:04 +0200 webertj linear arithmetic splits certain operators (e.g. min, max, abs)
Sat, 27 May 2006 17:42:02 +0200 wenzelm tuned;
Mon, 26 Sep 2005 15:17:33 +0200 skalberg Made sure all lemmas now have names (especially so that certain of them
Wed, 13 Jul 2005 15:06:20 +0200 paulson generlization of some "nat" theorems
Fri, 17 Jun 2005 16:12:49 +0200 haftmann migrated theory headers to new format
Wed, 23 Mar 2005 12:09:18 +0100 paulson replaced bool by a new datatype "bit" for binary numerals
Wed, 02 Feb 2005 18:06:25 +0100 paulson tidying of some subst/simplesubst proofs
Tue, 01 Feb 2005 18:01:57 +0100 paulson the new subst tactic, by Lucas Dixon
Wed, 24 Nov 2004 10:32:33 +0100 berghofe Functions nat_to_bv and bv_to_nat now really operate on natural numbers.
Wed, 18 Aug 2004 11:09:40 +0200 nipkow import -> imports
Mon, 16 Aug 2004 14:22:27 +0200 nipkow New theory header syntax.
Tue, 20 Jul 2004 14:23:09 +0200 paulson removed some obsolete proofs
Thu, 01 Jul 2004 12:29:53 +0200 paulson new treatment of binary numerals
Thu, 06 May 2004 14:14:18 +0200 wenzelm tuned document;
Fri, 16 Apr 2004 13:51:04 +0200 wenzelm tuned document;
Wed, 14 Apr 2004 14:13:05 +0200 kleing use more symbols in HTML output
Mon, 29 Mar 2004 15:35:04 +0200 skalberg Added bitvector library (Word) to HOL/Library and a theory using it (Adder)
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