src/HOL/Divides.thy
Tue, 23 Jun 2015 16:55:28 +0100 paulson Amalgamation of the class comm_semiring_1_diff_distrib into comm_semiring_1_cancel. Moving axiom le_add_diff_inverse2 from semiring_numeral_div to linordered_semidom.
Fri, 19 Jun 2015 07:53:35 +0200 haftmann separate class for notions specific for integral (semi)domains, in contrast to fields where these are trivial
Fri, 19 Jun 2015 07:53:33 +0200 haftmann generalized some theorems about integral domains and moved to HOL theories
Fri, 12 Jun 2015 08:53:23 +0200 haftmann uniform _ div _ as infix syntax for ring division
Mon, 01 Jun 2015 18:59:22 +0200 haftmann implicit partial divison operation in integral domains
Mon, 01 Jun 2015 18:59:21 +0200 haftmann separate class for division operator, with particular syntax added in more specific classes
Sat, 28 Mar 2015 21:32:48 +0100 haftmann clarified no_zero_devisors: makes only sense in a semiring;
Mon, 23 Mar 2015 19:05:14 +0100 haftmann distributivity of partial minus establishes desired properties of dvd in semirings
Wed, 25 Mar 2015 10:44:57 +0100 wenzelm prefer local fixes;
Wed, 18 Feb 2015 22:46:48 +0100 haftmann eliminated technical fact alias
Fri, 30 Jan 2015 17:35:03 +0100 nipkow canonical name
Fri, 16 Jan 2015 20:06:39 +0100 nipkow added simp lemma
Wed, 26 Nov 2014 20:05:34 +0100 wenzelm renamed "pairself" to "apply2", in accordance to @{apply 2};
Mon, 17 Nov 2014 14:55:33 +0100 haftmann generalized lemmas (particularly concerning dvd) as far as appropriate
Thu, 13 Nov 2014 17:19:52 +0100 hoelzl import general theorems from AFP/Markov_Models
Sun, 09 Nov 2014 10:03:17 +0100 haftmann self-contained simp rules for dvd on numerals
Wed, 05 Nov 2014 20:59:24 +0100 haftmann proper oriented equivalence of dvd predicate and mod
Sun, 02 Nov 2014 18:21:45 +0100 wenzelm modernized header uniformly as section;
Fri, 31 Oct 2014 16:56:23 +0100 wenzelm avoid noise (cf. 03ff4d1e6784);
Thu, 30 Oct 2014 21:02:01 +0100 haftmann more simp rules concerning dvd and even/odd
Sat, 25 Oct 2014 19:20:28 +0200 haftmann more simp rules;
Thu, 23 Oct 2014 19:40:41 +0200 haftmann even further downshift of theory Parity in the hierarchy
Mon, 20 Oct 2014 07:45:58 +0200 haftmann augmented and tuned facts on even/odd and division
Fri, 10 Oct 2014 19:55:32 +0200 haftmann specialized specification: avoid trivial instances
Thu, 02 Oct 2014 11:33:05 +0200 haftmann redundant: dropped
Sun, 21 Sep 2014 16:56:11 +0200 haftmann explicit separation of signed and unsigned numerals using existing lexical categories num and xnum
Sat, 05 Jul 2014 11:01:53 +0200 haftmann prefer ac_simps collections over separate name bindings for add and mult
Fri, 04 Jul 2014 20:18:47 +0200 haftmann reduced name variants for assoc and commute on plus and mult
Wed, 11 Jun 2014 14:24:23 +1000 Thomas Sewell Hypsubst preserves equality hypotheses
Wed, 12 Feb 2014 14:32:45 +0100 wenzelm merged, resolving some conflicts;
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