| Tue, 07 Jul 2015 00:48:42 +0200 |
wenzelm |
tuned proofs;
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| Sat, 20 Jun 2015 16:31:44 +0200 |
wenzelm |
isabelle update_cartouches;
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| Sat, 11 Apr 2015 11:56:40 +0100 |
paulson |
Overloading of ln and powr, but "approximation" no longer works for powr. Code generation also fails due to type ambiguity in scala.
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| Mon, 30 Mar 2015 10:52:54 +0200 |
eberlm |
exposed approximation in ML
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| Thu, 19 Mar 2015 14:24:51 +0000 |
paulson |
New material for complex sin, cos, tan, Ln, also some reorganisation
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| Wed, 18 Mar 2015 14:13:27 +0000 |
paulson |
Lots of new material on complex-valued functions. Modified simplification of (x/n)^k
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| Mon, 16 Mar 2015 15:30:00 +0000 |
paulson |
The factorial function, "fact", now has type "nat => 'a"
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| Mon, 09 Mar 2015 16:28:19 +0000 |
paulson |
sin, cos generalised from type real to any "'a::{real_normed_field,banach}", including complex
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| Fri, 06 Mar 2015 15:58:56 +0100 |
wenzelm |
Thm.cterm_of and Thm.ctyp_of operate on local context;
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| Wed, 04 Mar 2015 19:53:18 +0100 |
wenzelm |
tuned signature -- prefer qualified names;
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| Tue, 03 Mar 2015 19:08:04 +0100 |
traytel |
eliminated some clones of Proof_Context.cterm_of
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| Tue, 10 Feb 2015 14:48:26 +0100 |
wenzelm |
proper context for resolve_tac, eresolve_tac, dresolve_tac, forward_tac etc.;
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| Wed, 26 Nov 2014 20:05:34 +0100 |
wenzelm |
renamed "pairself" to "apply2", in accordance to @{apply 2};
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| Wed, 12 Nov 2014 17:37:43 +0100 |
immler |
added quickcheck[approximation]
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| Wed, 12 Nov 2014 17:37:43 +0100 |
immler |
disjunction and conjunction for forms
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| Wed, 12 Nov 2014 17:37:43 +0100 |
immler |
truncate intermediate results in horner to improve performance of approximate;
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| Wed, 12 Nov 2014 17:36:29 +0100 |
immler |
simplified computations based on round_up by reducing to round_down;
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| Sun, 02 Nov 2014 18:21:45 +0100 |
wenzelm |
modernized header uniformly as section;
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| Thu, 30 Oct 2014 21:02:01 +0100 |
haftmann |
more simp rules concerning dvd and even/odd
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| Sun, 19 Oct 2014 18:05:26 +0200 |
haftmann |
prefer generic elimination rules for even/odd over specialized unfold rules for nat
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| Sun, 21 Sep 2014 16:56:11 +0200 |
haftmann |
explicit separation of signed and unsigned numerals using existing lexical categories num and xnum
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| Thu, 11 Sep 2014 19:32:36 +0200 |
blanchet |
updated news
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| Tue, 09 Sep 2014 20:51:36 +0200 |
blanchet |
use 'datatype_new' (soon to be renamed 'datatype') in Isabelle's libraries
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| Fri, 04 Jul 2014 20:18:47 +0200 |
haftmann |
reduced name variants for assoc and commute on plus and mult
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| Sat, 28 Jun 2014 09:16:42 +0200 |
haftmann |
fact consolidation
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| Fri, 09 May 2014 08:13:36 +0200 |
haftmann |
prefer separate command for approximation
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| Wed, 07 May 2014 12:25:35 +0200 |
hoelzl |
avoid the Complex constructor, use the more natural Re/Im view; moved csqrt to Complex.
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| Thu, 01 May 2014 10:20:20 +0200 |
haftmann |
separate ML module
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| Mon, 14 Apr 2014 13:08:17 +0200 |
hoelzl |
added divide_nonneg_nonneg and co; made it a simp rule
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| Sat, 12 Apr 2014 17:26:27 +0200 |
nipkow |
made mult_pos_pos a simp rule
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| Fri, 11 Apr 2014 22:53:33 +0200 |
nipkow |
made divide_pos_pos a simp rule
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| Fri, 11 Apr 2014 13:36:57 +0200 |
nipkow |
made mult_nonneg_nonneg a simp rule
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| Wed, 09 Apr 2014 13:15:21 +0200 |
hoelzl |
generalize ln/log_powr; add log_base_powr/pow
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| Wed, 09 Apr 2014 09:37:47 +0200 |
hoelzl |
revert c1bbd3e22226, a14831ac3023, and 36489d77c484: divide_minus_left/right are again simp rules
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| Fri, 04 Apr 2014 17:58:25 +0100 |
paulson |
divide_minus_left divide_minus_right are in field_simps but are not default simprules
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| Thu, 03 Apr 2014 18:24:08 +0200 |
hoelzl |
fix #0556204bc230
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| Thu, 03 Apr 2014 17:56:08 +0200 |
hoelzl |
merged DERIV_intros, has_derivative_intros into derivative_intros
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| Tue, 18 Mar 2014 11:58:30 -0700 |
huffman |
adapt to Isabelle/c726ecfb22b6
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| Thu, 13 Mar 2014 07:07:07 +0100 |
nipkow |
enhanced simplifier solver for preconditions of rewrite rule, can now deal with conjunctions
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| Sat, 15 Feb 2014 18:48:43 +0100 |
wenzelm |
removed dead code;
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| Fri, 14 Feb 2014 07:53:46 +0100 |
blanchet |
merged 'Option.map' and 'Option.map_option'
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| Wed, 12 Feb 2014 08:35:57 +0100 |
blanchet |
renamed '{prod,sum,bool,unit}_case' to 'case_...'
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| Wed, 12 Feb 2014 08:35:56 +0100 |
blanchet |
adapted theories to '{case,rec}_{list,option}' names
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| Mon, 16 Dec 2013 17:08:22 +0100 |
immler |
additional definitions and lemmas for Float
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| Tue, 19 Nov 2013 10:05:53 +0100 |
haftmann |
eliminiated neg_numeral in favour of - (numeral _)
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| Tue, 05 Nov 2013 15:10:59 +0100 |
hoelzl |
tuned proofs in Approximation
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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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| Sun, 18 Aug 2013 19:59:19 +0200 |
wenzelm |
more symbols;
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| Sun, 02 Jun 2013 07:46:40 +0200 |
haftmann |
make reification part of HOL
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| Fri, 31 May 2013 09:30:32 +0200 |
haftmann |
decomposed reflection steps into conversions;
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| Fri, 31 May 2013 09:30:32 +0200 |
haftmann |
dropped vacuous prefix
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| Fri, 24 May 2013 17:00:46 +0200 |
wenzelm |
tuned signature;
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| Mon, 20 May 2013 20:47:33 +0200 |
wenzelm |
proper context;
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| Sun, 21 Apr 2013 10:41:18 +0200 |
haftmann |
combined reify_data.ML into reflection.ML;
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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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| Tue, 26 Mar 2013 20:37:32 +0100 |
wenzelm |
tuned session specification;
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| Fri, 15 Feb 2013 08:31:31 +0100 |
haftmann |
two target language numeral types: integer and natural, as replacement for code_numeral;
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| Fri, 19 Oct 2012 15:12:52 +0200 |
webertj |
Renamed {left,right}_distrib to distrib_{right,left}.
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| Thu, 13 Sep 2012 17:20:04 +0200 |
wenzelm |
tuned proofs;
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| Fri, 20 Apr 2012 11:14:39 +0200 |
hoelzl |
hide code generation facts in the Float theory, they are only exported for Approximation
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| Thu, 19 Apr 2012 11:55:30 +0200 |
hoelzl |
use real :: float => real as lifting-morphism so we can directlry use the rep_eq theorems
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| Wed, 18 Apr 2012 14:29:22 +0200 |
hoelzl |
use lifting to introduce floating point numbers
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| Wed, 18 Apr 2012 14:29:21 +0200 |
hoelzl |
replace the float datatype by a type with unique representation
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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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| Sun, 12 Feb 2012 22:10:05 +0100 |
haftmann |
tuned
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| Sun, 13 Nov 2011 19:30:35 +0100 |
huffman |
remove lemma float_remove_real_numeral, which duplicated Float.float_number_of
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| Wed, 12 Oct 2011 20:16:48 +0200 |
wenzelm |
tuned proofs -- eliminated vacuous "induct arbitrary: ..." situations;
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| Wed, 07 Sep 2011 09:02:58 -0700 |
huffman |
avoid using legacy theorem names
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| Sun, 28 Aug 2011 09:20:12 -0700 |
huffman |
discontinue many legacy theorems about LIM and LIMSEQ, in favor of tendsto theorems
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| Sat, 20 Aug 2011 15:54:26 -0700 |
huffman |
remove redundant lemma real_0_le_divide_iff in favor or zero_le_divide_iff
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| Fri, 19 Aug 2011 08:39:43 -0700 |
huffman |
fold definitions of sin_coeff and cos_coeff in Maclaurin lemmas
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| Fri, 19 Aug 2011 07:45:22 -0700 |
huffman |
remove some redundant simp rules
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| Sat, 16 Apr 2011 16:15:37 +0200 |
wenzelm |
modernized structure Proof_Context;
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| Wed, 29 Dec 2010 17:34:41 +0100 |
wenzelm |
explicit file specifications -- avoid secondary load path;
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| Mon, 06 Dec 2010 19:54:48 +0100 |
hoelzl |
move coercions to appropriate places
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| Mon, 06 Dec 2010 19:18:02 +0100 |
nipkow |
moved coercion decl. for int
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| Thu, 02 Dec 2010 21:23:56 +0100 |
wenzelm |
proper theory name (cf. e84f82418e09);
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| Thu, 02 Dec 2010 16:16:18 +0100 |
hoelzl |
Use coercions in Approximation (by Dmitriy Traytel).
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| Mon, 20 Sep 2010 15:29:53 +0200 |
wenzelm |
more antiquotations;
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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, 26 Aug 2010 20:51:17 +0200 |
haftmann |
formerly unnamed infix impliciation now named HOL.implies
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| Wed, 25 Aug 2010 18:38:49 +0200 |
wenzelm |
approximation_oracle: actually match true/false in ML, not arbitrary values;
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| Thu, 19 Aug 2010 16:08:59 +0200 |
haftmann |
tuned quotes
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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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| Thu, 01 Jul 2010 16:54:42 +0200 |
haftmann |
qualified constants Set.member and Set.Collect
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| Mon, 14 Jun 2010 15:10:36 +0200 |
haftmann |
removed simplifier congruence rule of "prod_case"
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| Thu, 10 Jun 2010 12:24:03 +0200 |
haftmann |
tuned quotes, antiquotations and whitespace
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| Wed, 19 May 2010 12:35:20 +0200 |
haftmann |
spelt out normalizer explicitly -- avoid dynamic reference to code generator configuration; avoid using old Codegen.eval_term
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| Mon, 17 May 2010 23:54:15 +0200 |
wenzelm |
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
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| Sun, 09 May 2010 22:51:11 -0700 |
huffman |
avoid using real-specific versions of generic lemmas
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| Thu, 29 Apr 2010 15:00:40 +0200 |
haftmann |
code_reflect: specify module name directly after keyword
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| Wed, 28 Apr 2010 21:41:05 +0200 |
haftmann |
use code_reflect
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| Sat, 20 Mar 2010 17:33:11 +0100 |
wenzelm |
renamed varify/unvarify operations to varify_global/unvarify_global to emphasize that these only work in a global situation;
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| Tue, 23 Feb 2010 12:35:32 -0800 |
huffman |
adapt to new realpow rules
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| Wed, 10 Feb 2010 08:49:25 +0100 |
haftmann |
rely less on ordered rewriting
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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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| Tue, 20 Oct 2009 21:22:37 +0200 |
wenzelm |
tuned;
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| Sat, 17 Oct 2009 14:43:18 +0200 |
wenzelm |
eliminated hard tabulators, guessing at each author's individual tab-width;
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| Tue, 13 Oct 2009 13:40:26 +0200 |
hoelzl |
order conjunctions to be printed without parentheses
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| Tue, 13 Oct 2009 12:02:55 +0200 |
hoelzl |
approximation now fails earlier when using interval splitting; value [approximate] now supports bounded variables; renamed Var -> Atom for better readability
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| Wed, 23 Sep 2009 13:17:17 +0200 |
hoelzl |
correct variable order in approximate-method
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| Tue, 22 Sep 2009 15:36:55 +0200 |
haftmann |
be more cautious wrt. simp rules: inf_absorb1, inf_absorb2, sup_absorb1, sup_absorb2 are no simp rules by default any longer
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| Fri, 28 Aug 2009 20:02:18 +0200 |
nipkow |
tuned proofs
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| Thu, 30 Jul 2009 12:20:43 +0200 |
wenzelm |
qualified Subgoal.FOCUS;
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| Sun, 26 Jul 2009 20:38:11 +0200 |
wenzelm |
replaced old METAHYPS by FOCUS;
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| Tue, 30 Jun 2009 18:21:55 +0200 |
hoelzl |
use DERIV_intros
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| Mon, 29 Jun 2009 23:29:11 +0200 |
hoelzl |
Implemented taylor series expansion for approximation
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| Thu, 25 Jun 2009 18:12:40 +0200 |
hoelzl |
Improved computation of bounds and implemented interval splitting for 'approximation'.
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| Mon, 08 Jun 2009 18:37:35 +0200 |
hoelzl |
Added new evaluator "approximate"
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| Mon, 15 Jun 2009 12:14:40 +0200 |
hoelzl |
tuned
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| Wed, 24 Jun 2009 09:41:14 +0200 |
nipkow |
corrected and unified thm names
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| Mon, 08 Jun 2009 18:34:02 +0200 |
hoelzl |
Better approximation of cos around pi.
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| Fri, 05 Jun 2009 17:01:02 +0200 |
hoelzl |
Approximation: Corrected precision of ln on all real values
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| Thu, 04 Jun 2009 17:55:47 +0200 |
hoelzl |
Approximation: Implemented argument reduction for cosine. Sinus is now implemented in terms of cosine. Sqrt computes on the entire real numbers
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| Thu, 14 May 2009 15:39:15 +0200 |
nipkow |
Cleaned up Parity a little
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| Tue, 05 May 2009 17:09:18 +0200 |
hoelzl |
optimized Approximation by precompiling approx_inequality
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| Wed, 29 Apr 2009 20:19:50 +0200 |
hoelzl |
replaced Ifloat => real_of_float and real, renamed ApproxEq => inequality, uneq => interpret_inequality, uneq' => approx_inequality, Ifloatarith => interpret_floatarith
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| Fri, 24 Apr 2009 17:45:15 +0200 |
haftmann |
funpow and relpow with shared "^^" syntax
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| Thu, 23 Apr 2009 12:17:51 +0200 |
haftmann |
adaptions due to rearrangment of power operation
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