| Wed, 11 Nov 2015 17:11:50 +0000 |
paulson |
new conversion theorems for int, nat to float
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| Tue, 10 Nov 2015 14:18:41 +0000 |
paulson |
Coercion "real" now has type nat => real only and is no longer overloaded. Type class "real_of" is gone. Many duplicate theorems removed.
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| Sat, 08 Aug 2015 10:51:33 +0200 |
haftmann |
direct bootstrap of integer division from natural division
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| Thu, 09 Jul 2015 00:40:57 +0200 |
wenzelm |
tuned proofs;
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| Mon, 06 Jul 2015 22:57:34 +0200 |
wenzelm |
tuned proofs;
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| Wed, 17 Jun 2015 11:03:05 +0200 |
wenzelm |
isabelle update_cartouches;
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| Sun, 07 Jun 2015 14:36:36 +0200 |
wenzelm |
tuned;
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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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| Thu, 09 Apr 2015 09:12:47 +0200 |
haftmann |
conversion between division on nat/int and division in archmedean fields
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| Wed, 18 Feb 2015 22:46:47 +0100 |
haftmann |
inlined rules to free user-space from technical names
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| Fri, 06 Feb 2015 17:57:03 +0100 |
haftmann |
default abstypes and default abstract equations make technical (no_code) annotation superfluous
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| Wed, 12 Nov 2014 17:37:43 +0100 |
immler |
tuned proofs
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| Wed, 12 Nov 2014 17:37:43 +0100 |
immler |
quickcheck setup for float, inspired by rat::{exhaustive,full_exhaustive,random}
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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 17:20:45 +0100 |
wenzelm |
modernized header;
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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, 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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| Mon, 25 Aug 2014 14:24:05 +0200 |
hoelzl |
introduce real_of typeclass for real :: 'a => real
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| Tue, 05 Aug 2014 12:56:15 +0200 |
wenzelm |
tuned proofs;
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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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| Wed, 11 Jun 2014 14:24:23 +1000 |
Thomas Sewell |
Hypsubst preserves equality hypotheses
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| Mon, 28 Apr 2014 17:50:03 +0200 |
wenzelm |
tuned;
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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 13:36:57 +0200 |
nipkow |
made mult_nonneg_nonneg a simp rule
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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, 06 Mar 2014 15:40:33 +0100 |
blanchet |
renamed 'fun_rel' to 'rel_fun'
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| Tue, 18 Feb 2014 23:03:50 +0100 |
kuncar |
simplify proofs because of the stronger reflexivity prover
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| Mon, 16 Dec 2013 17:08:22 +0100 |
immler |
monotonicity of rounding and truncating float
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| Mon, 16 Dec 2013 17:08:22 +0100 |
immler |
Float: prevent unnecessary large numbers when adding 0
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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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| Fri, 01 Nov 2013 18:51:14 +0100 |
haftmann |
more simplification rules on unary and binary minus
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| Tue, 03 Sep 2013 22:04:23 +0200 |
wenzelm |
tuned proofs -- less guessing;
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| Tue, 27 Aug 2013 14:37:56 +0200 |
hoelzl |
renamed typeclass dense_linorder to unbounded_dense_linorder
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| Tue, 26 Mar 2013 20:02:02 +0100 |
wenzelm |
tuned imports;
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| Fri, 08 Mar 2013 13:21:06 +0100 |
kuncar |
patch Isabelle ditribution to conform to changes regarding the parametricity
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| Fri, 12 Oct 2012 18:58:20 +0200 |
wenzelm |
discontinued obsolete typedef (open) syntax;
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| Wed, 10 Oct 2012 17:43:23 +0200 |
wenzelm |
eliminated some remaining uses of typedef with implicit set definition;
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| Wed, 16 May 2012 19:17:20 +0200 |
kuncar |
generate abs_eq, use it as a code equation for total quotients; no_abs_code renamed to no_code; added no_code for quotient_type command
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| Thu, 26 Apr 2012 14:42:50 +0200 |
hoelzl |
add code equation for real_of_float
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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 22:13:46 +0200 |
hoelzl |
transfer now handles Let
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| Thu, 19 Apr 2012 18:24:40 +0200 |
kuncar |
rename no_code to no_abs_code - more appropriate name
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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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| Fri, 30 Mar 2012 17:22:17 +0200 |
wenzelm |
tuned proofs, less guesswork;
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| Tue, 27 Mar 2012 19:21:05 +0200 |
huffman |
remove redundant lemmas
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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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| Sat, 25 Feb 2012 09:07:39 +0100 |
bulwahn |
removing unnecessary assumptions in RealDef;
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| Tue, 21 Feb 2012 16:28:18 +0100 |
wenzelm |
misc tuning;
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| Thu, 29 Dec 2011 10:47:55 +0100 |
haftmann |
attribute code_abbrev superseedes code_unfold_post
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| Tue, 06 Dec 2011 14:29:37 +0100 |
hoelzl |
tuned proofs
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| Mon, 14 Nov 2011 18:36:31 +0100 |
hoelzl |
cleaned up float theories; removed duplicate definitions and theorems
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| Tue, 06 Sep 2011 19:03:41 -0700 |
huffman |
avoid using legacy theorem names
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| Wed, 04 May 2011 15:37:39 +0200 |
wenzelm |
proper case_names for int_cases, int_of_nat_induct;
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| Wed, 12 Jan 2011 17:14:27 +0100 |
wenzelm |
eliminated global prems;
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