| Fri, 07 May 2010 16:12:25 +0200 |
delete Groebner_Basis directory -- only one file left
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| Fri, 07 May 2010 15:05:52 +0200 |
split of semiring normalization from Groebner theory; moved field_comp_conv to Numeral_Simproces
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| Thu, 06 May 2010 23:11:57 +0200 |
proper sublocales; no free-floating ML sections
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| Thu, 06 May 2010 18:16:07 +0200 |
moved generic lemmas to appropriate places
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| Thu, 06 May 2010 17:59:19 +0200 |
dropped duplicate comp_arith
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| Thu, 06 May 2010 17:55:11 +0200 |
avoid references to groebner bases in names which have no references to groebner bases
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| Thu, 06 May 2010 16:40:02 +0200 |
moved presimplification rules for algebraic methods into named thms functor
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| Thu, 06 May 2010 16:32:20 +0200 |
dropped auxiliary method sring_norm; integrated normalizer.ML and normalizer_data.ML
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| Wed, 05 May 2010 16:53:21 +0200 |
moved nat_arith ot Nat_Numeral: clarified normalizer setup
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| Wed, 05 May 2010 16:46:19 +0200 |
dropped unused file
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| Mon, 26 Apr 2010 15:37:50 +0200 |
use new classes (linordered_)field_inverse_zero
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| Mon, 26 Apr 2010 11:34:17 +0200 |
class division_ring_inverse_zero
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| Fri, 23 Apr 2010 15:17:59 +0200 |
dequalified fact name
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| Sun, 28 Feb 2010 23:51:31 +0100 |
more antiquotations;
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| Thu, 18 Feb 2010 14:21:44 -0800 |
get rid of many duplicate simp rule warnings
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| Wed, 10 Feb 2010 14:12:04 +0100 |
moved less_eq, less to Orderings.thy; moved abs, sgn to Groups.thy
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| Wed, 10 Feb 2010 08:49:26 +0100 |
moved constants inverse and divide to Ring.thy
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| Mon, 08 Feb 2010 17:12:38 +0100 |
renamed OrderedGroup to Groups; split theory Ring_and_Field into Rings Fields
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| Thu, 28 Jan 2010 11:48:49 +0100 |
new theory Algebras.thy for generic algebraic structures
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| Fri, 30 Oct 2009 14:00:43 +0100 |
combined former theories Divides and IntDiv to one theory Divides
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| Wed, 28 Oct 2009 19:09:47 +0100 |
moved theory Divides after theory Nat_Numeral; tuned some proof texts
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| Wed, 24 Jun 2009 09:41:14 +0200 |
corrected and unified thm names
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| Fri, 08 May 2009 09:48:07 +0200 |
modules numeral_simprocs, nat_numeral_simprocs; proper structures for numeral simprocs
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| Tue, 28 Apr 2009 15:50:30 +0200 |
stripped class recpower further
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| Wed, 15 Apr 2009 15:30:39 +0200 |
theory NatBin now named Nat_Numeral
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| Sun, 05 Apr 2009 19:21:51 +0100 |
More precise treatement of rational constants by the normalizer for fields
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| Sun, 05 Apr 2009 05:07:10 +0100 |
now deals with devision in fields
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| Thu, 26 Mar 2009 20:08:55 +0100 |
interpretation/interpret: prefixes are mandatory by default;
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| Sun, 22 Mar 2009 20:46:11 +0100 |
dropped theory Arith_Tools
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| Mon, 16 Mar 2009 18:24:30 +0100 |
simplified method setup;
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| Fri, 13 Mar 2009 19:58:26 +0100 |
unified type Proof.method and pervasive METHOD combinators;
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| Wed, 04 Mar 2009 11:05:29 +0100 |
Merge.
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| Wed, 04 Mar 2009 10:45:52 +0100 |
Merge.
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| Mon, 23 Feb 2009 16:25:52 -0800 |
make proofs work whether or not One_nat_def is a simp rule; replace 1 with Suc 0 in the rhs of some simp rules
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| Sat, 21 Feb 2009 20:52:30 +0100 |
Removed subsumed lemmas
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| Sat, 21 Feb 2009 09:58:26 +0100 |
removed redundant thms
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| Fri, 20 Feb 2009 23:46:03 +0100 |
Removed redundant lemmas
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| Fri, 20 Feb 2009 20:50:49 +0100 |
removed subsumed lemmas
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| Wed, 28 Jan 2009 16:29:16 +0100 |
Replaced group_ and ring_simps by algebra_simps;
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| Sun, 14 Dec 2008 18:45:51 +0100 |
Ported HOL and HOL-Library to new locales.
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| Fri, 12 Dec 2008 20:10:22 +0100 |
Merged.
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| Thu, 11 Dec 2008 18:30:26 +0100 |
Conversion of HOL-Main and ZF to new locales.
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| Tue, 09 Dec 2008 20:36:20 -0800 |
separate neg_simps from rel_simps
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| Thu, 04 Dec 2008 16:05:45 -0800 |
remove duplicated lemmas
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| Thu, 04 Dec 2008 13:30:09 -0800 |
include iszero_simps in lemmas comp_arith
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| Thu, 20 Nov 2008 00:03:47 +0100 |
Pure syntax: more coherent treatment of aprop, permanent TERM and &&&;
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| Mon, 17 Nov 2008 17:00:55 +0100 |
tuned unfold_locales invocation
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| Tue, 28 Oct 2008 11:03:07 +0100 |
Removed 'includes meta_term_syntax' and 'includes meta_conjunction_syntax'.
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| Mon, 29 Sep 2008 12:31:59 +0200 |
clarified dependencies between arith tools
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| Mon, 21 Jul 2008 13:36:39 +0200 |
Relevant rules added to algebra's context
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| Fri, 28 Mar 2008 19:43:54 +0100 |
avoid rebinding of existing facts;
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| Tue, 18 Mar 2008 20:33:28 +0100 |
avoid rebinding of existing facts;
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| Wed, 05 Mar 2008 21:24:03 +0100 |
explicit referencing of background facts;
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| Sun, 17 Feb 2008 06:49:53 +0100 |
New simpler representation of numerals, using Bit0 and Bit1 instead of BIT, B0, and B1
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| Wed, 31 Oct 2007 12:19:35 +0100 |
(1) added axiom to ringb and theorems to enable algebra to prove the ideal membership problem; (2) Method algebra now calls algebra_tac which first tries to solve a universal formula, then in case of failure trie to solve the ideal membership problem (see HOL/Tools/Groebner_Basis/groebner.ML)
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| Thu, 05 Jul 2007 00:06:10 +0200 |
common normalizer_funs, avoid cterm_of;
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| Sat, 23 Jun 2007 19:33:22 +0200 |
tuned and renamed group_eq_simps and ring_eq_simps
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| Thu, 21 Jun 2007 15:42:12 +0200 |
tuned comments;
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| Thu, 14 Jun 2007 18:33:31 +0200 |
tuned proofs: avoid implicit prems;
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| Tue, 12 Jun 2007 10:15:32 +0200 |
algebra_tac moved to file Tools/Groebner_Basis/groebner.ML; Method now takes theorems to be added or deleted from a simpset for simplificatio *before* the core method starts
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