src/HOL/Rings.thy
Wed, 24 Aug 2022 06:21:06 +0000 haftmann avoid looping simplification for z2
Fri, 19 Aug 2022 05:49:11 +0000 haftmann more thorough split rules for div and mod on numerals, tuned split rules setup
Wed, 17 Aug 2022 20:37:16 +0000 haftmann streamlined primitive definitions for integer division
Fri, 22 Jul 2022 14:39:56 +0200 Fabian Huch tuned (some HOL lints, by Yecine Megdiche);
Wed, 08 Jun 2022 15:36:27 +0100 paulson some additional lemmas and a little tidying up
Tue, 17 May 2022 14:10:14 +0100 paulson tidied auto / simp with null arguments
Thu, 17 Feb 2022 19:42:16 +0000 haftmann Avoid overaggresive splitting.
Fri, 16 Jul 2021 14:43:25 +0100 paulson A few new lemmas and simplifications
Wed, 07 Apr 2021 15:46:06 +0000 haftmann subclass relation
Tue, 06 Apr 2021 18:12:20 +0000 haftmann new lemmas
Mon, 06 Apr 2020 19:46:38 +0100 paulson a few more applys
Sun, 05 Apr 2020 22:04:19 +0100 paulson fixed more nasty proofs
Tue, 21 Jan 2020 11:02:27 +0100 Manuel Eberl Removed multiplicativity assumption from normalization_semidom
Tue, 26 Nov 2019 14:32:08 +0000 paulson Rearrangement of material in Complex_Analysis_Basics, which contained much that had nothing to do with complex analysis.
Sat, 19 Oct 2019 09:15:37 +0000 haftmann generalized
Wed, 09 Oct 2019 14:51:54 +0000 haftmann dedicated fact collections for algebraic simplification rules potentially splitting goals
Fri, 14 Jun 2019 08:34:28 +0000 haftmann official fact collection sign_simps
Tue, 16 Apr 2019 19:50:21 +0000 haftmann removed unused fact collections
Sat, 13 Apr 2019 08:43:33 +0000 haftmann backed out a93e6472ac9c, which does not bring anything substantial: division_ring is not commutative in multiplication but semidom_divide is
Sat, 13 Apr 2019 08:11:48 +0000 haftmann tuned
Sat, 13 Apr 2019 08:11:47 +0000 haftmann more document structure
Sat, 13 Apr 2019 08:11:46 +0000 haftmann tuned
Tue, 09 Apr 2019 16:59:00 +0000 haftmann common type class for distributive division
Mon, 14 Jan 2019 18:35:03 +0000 haftmann tuned proofs
Sun, 06 Jan 2019 15:04:34 +0100 wenzelm isabelle update -u path_cartouches;
Fri, 04 Jan 2019 23:22:53 +0100 wenzelm isabelle update -u control_cartouches;
Wed, 23 May 2018 07:13:11 +0000 haftmann grouped material on numeral division
Tue, 22 May 2018 18:14:29 +0000 haftmann automatic classical rule to derive a dvd b from b mod a = 0
Tue, 22 May 2018 18:14:29 +0000 haftmann consider dvdE for automated classical proving
Thu, 22 Feb 2018 22:58:27 +0000 paulson type class linordered_nonzero_semiring has new axiom to guarantee characteristic 0
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