| Thu, 14 Jul 2005 19:28:16 +0200 |
wenzelm |
HOL.Not;
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| Thu, 07 Jul 2005 12:39:17 +0200 |
nipkow |
linear arithmetic now takes "&" in assumptions apart.
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| Mon, 20 Jun 2005 22:13:58 +0200 |
wenzelm |
get_thm instead of obsolete Goals.get_thm;
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| Mon, 20 Jun 2005 15:54:22 +0200 |
paulson |
moving some generic inequalities from integer arith to nat arith
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| Fri, 17 Jun 2005 18:33:05 +0200 |
wenzelm |
accomodate change of TheoryDataFun;
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| Fri, 10 Jun 2005 17:59:12 +0200 |
nipkow |
IntInf change
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| Mon, 16 May 2005 10:29:15 +0200 |
paulson |
Use of IntInf.int instead of int in most numeric simprocs; avoids
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| Fri, 13 May 2005 19:55:09 +0200 |
nipkow |
-(n::nat) is now regarded as atomic
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| Wed, 04 May 2005 10:42:43 +0200 |
nipkow |
fixed lin.arith
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| Wed, 04 May 2005 08:36:10 +0200 |
nipkow |
Fixing a problem with lin.arith.
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| Thu, 03 Mar 2005 12:43:01 +0100 |
skalberg |
Move towards standard functions.
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| Sun, 13 Feb 2005 17:15:14 +0100 |
skalberg |
Deleted Library.option type.
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| Thu, 07 Oct 2004 15:42:30 +0200 |
paulson |
simplification tweaks for better arithmetic reasoning
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| Fri, 01 Oct 2004 11:53:31 +0200 |
paulson |
tweaking of arithmetic proofs
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| Fri, 10 Sep 2004 20:04:14 +0200 |
nipkow |
Added antisymmetry simproc
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| Fri, 10 Sep 2004 00:19:15 +0200 |
nipkow |
new forward deduction capability for simplifier
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| Tue, 07 Sep 2004 11:42:50 +0200 |
nipkow |
tuned "discrete" field
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| Mon, 06 Sep 2004 17:37:35 +0200 |
nipkow |
made mult_mono_thms generic.
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| Fri, 06 Aug 2004 17:07:04 +0200 |
nipkow |
Initial changes to extend arithmetic from individual types to type classes.
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| Tue, 11 May 2004 20:11:08 +0200 |
obua |
changes made due to new Ring_and_Field theory
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| Fri, 02 Apr 2004 17:40:32 +0200 |
nipkow |
exposed fast_arith_neq_limit
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| Fri, 02 Apr 2004 14:47:11 +0200 |
nipkow |
got rid of ignore_neq again.
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| Fri, 02 Apr 2004 12:25:48 +0200 |
nipkow |
ignore_neq also influences arith_tac now, not just fast_arith_tac
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| Fri, 02 Apr 2004 12:08:38 +0200 |
nipkow |
Added ignore_neq flag.
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| Wed, 28 Jan 2004 10:41:49 +0100 |
paulson |
converted Real/Lubs to Isar script. Converting arithmetic setup
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| Wed, 14 Jan 2004 04:41:16 +0100 |
nipkow |
fixed old bugs in "decomp" (conversion from term to lin.arith. format).
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| Sat, 27 Dec 2003 21:02:14 +0100 |
paulson |
re-organized numeric lemmas
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| Mon, 07 Apr 2003 06:31:18 +0200 |
nipkow |
added isolate_Suc to counteract deficiencies in one of Larry's simprocs.
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| Tue, 25 Mar 2003 09:48:38 +0100 |
berghofe |
Added hook for presburger arithmetic decision procedure.
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| Fri, 23 Aug 2002 07:41:05 +0200 |
nipkow |
Added div+mod cancelling simproc
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| Tue, 13 Aug 2002 21:57:15 +0200 |
nipkow |
Counter example generation mods.
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| Tue, 06 Aug 2002 11:22:05 +0200 |
wenzelm |
sane interface for simprocs;
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| Tue, 26 Feb 2002 13:37:48 +0100 |
paulson |
Fixed the natxx_cancel_numerals simprocs so that they pull out Sucs and
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| Mon, 25 Feb 2002 10:42:34 +0100 |
nipkow |
solved the problem that Larry's simproce cancle_numerals(?) returns
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| Wed, 12 Dec 2001 19:19:59 +0100 |
nipkow |
tuned conversion from terms to "polynomials" for arith_tac: takes care
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| Sat, 01 Dec 2001 18:52:32 +0100 |
wenzelm |
renamed class "term" to "type" (actually "HOL.type");
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| Wed, 28 Nov 2001 00:46:26 +0100 |
wenzelm |
theory data: removed obsolete finish method;
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| Thu, 08 Nov 2001 23:59:37 +0100 |
wenzelm |
theory data: finish method;
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| Sun, 14 Oct 2001 20:02:59 +0200 |
wenzelm |
improved atomize setup;
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| Sat, 06 Oct 2001 00:02:46 +0200 |
wenzelm |
* sane numerals (stage 2): plain "num" syntax (removed "#");
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| Fri, 05 Oct 2001 21:52:39 +0200 |
wenzelm |
sane numerals (stage 1): added generic 1, removed 1' and 2 on nat,
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| Mon, 06 Aug 2001 13:43:24 +0200 |
nipkow |
turned translation for 1::nat into def.
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| Thu, 31 May 2001 16:07:35 +0200 |
nipkow |
Allow Suc-numerals as coefficients in lin-arith formulae
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| Tue, 16 Jan 2001 00:28:50 +0100 |
wenzelm |
tuned atomize;
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| Wed, 03 Jan 2001 11:14:48 +0100 |
paulson |
removal of the nat_cancel_factor simproc
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| Thu, 21 Dec 2000 16:19:39 +0100 |
nipkow |
rational arithmetic
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| Mon, 18 Dec 2000 14:59:05 +0100 |
nipkow |
moved mk_bin from Numerals to HOLogic
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| Fri, 01 Dec 2000 19:53:29 +0100 |
nipkow |
Linear arithmetic now copes with mixed nat/int formulae.
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| Thu, 23 Nov 2000 21:33:14 +0100 |
wenzelm |
arith_tac: atomize;
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| Thu, 07 Sep 2000 20:51:07 +0200 |
wenzelm |
tuned msg;
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| Mon, 14 Aug 2000 14:57:29 +0200 |
wenzelm |
tuned names;
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| Tue, 25 Jul 2000 00:06:46 +0200 |
wenzelm |
rearranged setup of arithmetic procedures, avoiding global reference values;
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| Fri, 27 Nov 1998 17:00:30 +0100 |
nipkow |
At last: linear arithmetic for nat!
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| Wed, 28 Oct 1998 11:25:38 +0100 |
nipkow |
added nat_diff_split and a few lemmas in Trancl.
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| Thu, 01 Oct 1998 18:23:00 +0200 |
paulson |
tidied
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| Thu, 24 Sep 1998 17:17:14 +0200 |
oheimb |
renamed mk_meta_eq to mk_eq
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| Mon, 07 Sep 1998 10:40:17 +0200 |
paulson |
tidying
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| Tue, 01 Sep 1998 15:05:36 +0200 |
paulson |
Replaced Suc_diff_n by Suc_diff_le
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| Thu, 20 Aug 1998 16:44:05 +0200 |
paulson |
adjusted for new rewrites
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| Thu, 13 Aug 1998 18:14:26 +0200 |
paulson |
even more tidying of Goal commands
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