src/HOL/Code_Numeral.thy
Mon, 13 Sep 2021 14:18:24 +0000 haftmann explicit predicate for confined bit range avoids cyclic rewriting in presence of extensionality rule for bit values (contributed by Thomas Sewell)
Tue, 03 Aug 2021 13:53:22 +0000 haftmann simplified hierarchy of type classes for bit operations
Mon, 02 Aug 2021 10:01:06 +0000 haftmann moved theory Bit_Operations into Main corpus
Sat, 20 Jun 2020 05:56:28 +0000 haftmann more class operations for the sake of efficient generated code
Sun, 08 Mar 2020 17:07:49 +0000 haftmann more frugal simp rules for bit operations; more pervasive use of bit selector
Sun, 09 Feb 2020 10:46:32 +0000 haftmann rule concerning bit (push_bit ...)
Sat, 01 Feb 2020 19:10:40 +0100 haftmann more specific class assumptions
Mon, 02 Dec 2019 17:15:16 +0000 haftmann tuned material
Sun, 01 Dec 2019 08:00:59 +0000 haftmann characterization of singleton bit operation
Sun, 17 Nov 2019 20:44:35 +0000 haftmann strengthened type class for bit operations
Sat, 09 Nov 2019 15:39:21 +0000 haftmann bit shifts as class operations
Wed, 23 Oct 2019 16:09:23 +0000 haftmann tuned syntax
Fri, 14 Jun 2019 08:34:27 +0000 haftmann slightly more specialized name for type class
Sat, 30 Mar 2019 15:37:22 +0100 haftmann irrelevant
Thu, 28 Mar 2019 21:24:55 +0100 wenzelm "export_code ... file_prefix ..." is the preferred way to produce output within the logical file-system within the theory context, as well as session exports;
Fri, 22 Mar 2019 19:18:08 +0000 haftmann improved code equations taken over from AFP
Sun, 10 Mar 2019 15:16:45 +0000 haftmann migrated from Nums to Zarith as library for OCaml integer arithmetic
Fri, 04 Jan 2019 23:22:53 +0100 wenzelm isabelle update -u control_cartouches;
Tue, 24 Apr 2018 14:17:58 +0000 haftmann proper datatype for 8-bit characters
Fri, 20 Apr 2018 07:36:58 +0000 haftmann algebraic embeddings for bit operations
Tue, 20 Mar 2018 09:27:39 +0000 haftmann generalized
Wed, 10 Jan 2018 15:25:09 +0100 nipkow ran isabelle update_op on all sources
Wed, 03 Jan 2018 11:06:13 +0100 blanchet kill old size infrastructure
Fri, 20 Oct 2017 07:46:10 +0200 haftmann added lemmas and tuned proofs
Mon, 09 Oct 2017 19:10:51 +0200 haftmann clarified parity
Mon, 09 Oct 2017 19:10:49 +0200 haftmann clarified uniqueness criterion for euclidean rings
Mon, 09 Oct 2017 19:10:47 +0200 haftmann tuned imports
Sun, 08 Oct 2017 22:28:22 +0200 haftmann euclidean rings need no normalization
Sun, 08 Oct 2017 22:28:22 +0200 haftmann one uniform type class for parity structures
Sun, 08 Oct 2017 22:28:21 +0200 haftmann abolished (semi)ring_div in favour of euclidean_(semi)ring_cancel
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