| Fri, 30 May 2014 18:13:40 +0200 |
nipkow |
must not cancel common factors on both sides of (in)equations in linear arithmetic decicision procedure
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| Tue, 25 Mar 2014 19:13:33 +0100 |
wenzelm |
eliminated dead code;
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| Tue, 19 Nov 2013 10:05:53 +0100 |
haftmann |
eliminiated neg_numeral in favour of - (numeral _)
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| Fri, 01 Nov 2013 18:51:14 +0100 |
haftmann |
more simplification rules on unary and binary minus
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| Thu, 18 Apr 2013 17:07:01 +0200 |
wenzelm |
simplifier uses proper Proof.context instead of historic type simpset;
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| Wed, 12 Sep 2012 13:56:49 +0200 |
wenzelm |
standardized ML aliases;
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| Sun, 25 Mar 2012 20:15:39 +0200 |
huffman |
merged fork with new numeral representation (see NEWS)
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| Wed, 15 Feb 2012 23:19:30 +0100 |
wenzelm |
renamed Thm.capply to Thm.apply, and Thm.cabs to Thm.lambda in conformance with similar operations in structure Term and Logic;
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| Tue, 17 Jan 2012 16:30:54 +0100 |
huffman |
factor-cancellation simprocs now call the full simplifier to prove that factors are non-zero
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| Mon, 28 Nov 2011 21:28:01 +0100 |
huffman |
use HOL_basic_ss instead of HOL_ss for internal simproc proofs (cf. b36eedcd1633)
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| Thu, 24 Nov 2011 21:01:06 +0100 |
wenzelm |
modernized some old-style infix operations, which were left over from the time of ML proof scripts;
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| Wed, 23 Nov 2011 22:59:39 +0100 |
wenzelm |
modernized some old-style infix operations, which were left over from the time of ML proof scripts;
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| Wed, 09 Nov 2011 15:33:24 +0100 |
huffman |
tune post-processing of simproc-generated rules so they won't produce Numeral0 or Numeral1
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| Sat, 29 Oct 2011 10:00:35 +0200 |
huffman |
remove unused function
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| Fri, 28 Oct 2011 11:02:27 +0200 |
huffman |
use simproc_setup for cancellation simprocs, to get proper name bindings
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| Thu, 27 Oct 2011 07:46:57 +0200 |
huffman |
fix bug in cancel_factor simprocs so they will work on goals like 'x * y < x * z' where the common term is already on the left
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| Sun, 18 Sep 2011 16:12:43 -0700 |
huffman |
merged
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| Thu, 15 Sep 2011 10:12:36 -0700 |
huffman |
numeral_simprocs.ML: use HOL_basic_ss instead of HOL_ss for internal normalization proofs of cancel_factor simprocs, to avoid splitting if-then-else
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| Sat, 17 Sep 2011 15:08:55 +0200 |
haftmann |
dropped unused argument – avoids problem with SML/NJ
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| Sat, 17 Sep 2011 00:37:21 +0200 |
haftmann |
tuned
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| Mon, 08 Aug 2011 09:52:09 -0700 |
huffman |
moved division ring stuff from Rings.thy to Fields.thy
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| Thu, 02 Dec 2010 16:04:22 +0100 |
wenzelm |
renamed trace_simp to simp_trace, and debug_simp to simp_debug;
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| Sat, 28 Aug 2010 16:14:32 +0200 |
haftmann |
formerly unnamed infix equality now named HOL.eq
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| Thu, 19 Aug 2010 11:02:14 +0200 |
haftmann |
use antiquotations for remaining unqualified constants in HOL
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| Mon, 19 Jul 2010 16:09:44 +0200 |
haftmann |
diff_minus subsumes diff_def
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| Sat, 15 May 2010 21:50:05 +0200 |
wenzelm |
less pervasive names from structure Thm;
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| Fri, 07 May 2010 15:05:52 +0200 |
haftmann |
split of semiring normalization from Groebner theory; moved field_comp_conv to Numeral_Simproces
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| Mon, 26 Apr 2010 15:37:50 +0200 |
haftmann |
use new classes (linordered_)field_inverse_zero
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| Mon, 26 Apr 2010 11:34:17 +0200 |
haftmann |
class division_ring_inverse_zero
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| Sat, 27 Mar 2010 02:10:00 +0100 |
boehmes |
slightly more general simproc (avoids errors of linarith)
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| Sat, 27 Feb 2010 23:13:01 +0100 |
wenzelm |
modernized structure Term_Ord;
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| Fri, 19 Feb 2010 14:47:01 +0100 |
haftmann |
moved remaning class operations from Algebras.thy to Groups.thy
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| Wed, 10 Feb 2010 14:12:04 +0100 |
haftmann |
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 |
haftmann |
moved constants inverse and divide to Ring.thy
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| Tue, 09 Feb 2010 11:47:47 +0100 |
haftmann |
hide fact names clashing with fact names from Group.thy
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| Mon, 08 Feb 2010 17:12:38 +0100 |
haftmann |
renamed OrderedGroup to Groups; split theory Ring_and_Field into Rings Fields
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| Mon, 08 Feb 2010 14:22:22 +0100 |
haftmann |
dropped accidental duplication of "lin" prefix from cs. 108662d50512
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| Mon, 08 Feb 2010 11:13:30 +0100 |
haftmann |
merged
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| Fri, 05 Feb 2010 14:33:50 +0100 |
haftmann |
more consistent naming of type classes involving orderings (and lattices) -- c.f. NEWS
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| Sun, 07 Feb 2010 19:31:55 +0100 |
wenzelm |
prefer explicit @{lemma} over adhoc forward reasoning;
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| Thu, 28 Jan 2010 11:48:49 +0100 |
haftmann |
new theory Algebras.thy for generic algebraic structures
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| Fri, 30 Oct 2009 13:59:51 +0100 |
haftmann |
dedicated theory for loading numeral simprocs
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| Sat, 17 Oct 2009 00:52:37 +0200 |
wenzelm |
explicitly qualify Drule.standard;
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| Thu, 23 Jul 2009 23:12:21 +0200 |
wenzelm |
more @{theory} antiquotations;
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| Tue, 02 Jun 2009 16:52:37 +0200 |
wenzelm |
made SML/NJ happy;
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| Mon, 11 May 2009 15:57:29 +0200 |
haftmann |
qualified names for Lin_Arith tactics and simprocs
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| Fri, 08 May 2009 09:48:07 +0200 |
haftmann |
modules numeral_simprocs, nat_numeral_simprocs; proper structures for numeral simprocs
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