src/HOL/ex/Unification.thy
Fri, 20 Sep 2024 19:51:08 +0200 wenzelm standardize mixfix annotations via "isabelle update -a -u mixfix_cartouches" --- to simplify systematic editing;
Wed, 31 Jan 2024 16:55:16 +0100 wenzelm tuned proofs --- avoid smt with external prover, which is somewhat unstable on arm64-linux;
Fri, 16 Dec 2022 09:55:22 +0100 desharna added lemmas IMGU_subst_domain_subset and IMGU_range_vars_subset
Fri, 01 Jul 2022 11:44:06 +0200 desharna tuned proofs
Wed, 29 Jun 2022 22:33:08 +0200 desharna tuned proof
Wed, 29 Jun 2022 20:41:29 +0200 desharna added lemmas domain_comp and unify_gives_minimal_domain
Wed, 29 Jun 2022 15:36:19 +0200 desharna added definition range_vars and lemmas vars_of_subst_conv_Union, vars_of_subst_subset, range_vars_comp_subset, and unify_gives_minimal_range
Wed, 29 Jun 2022 10:13:34 +0200 desharna added definition IMGU and lemmas IMGU_iff_Idem_and_MGU and unify_computes_IMGU
Tue, 16 Jan 2018 09:30:00 +0100 wenzelm standardized towards new-style formal comments: isabelle update_comments;
Tue, 23 Feb 2016 16:25:08 +0100 nipkow more canonical names
Sat, 26 Dec 2015 15:59:27 +0100 wenzelm isabelle update_cartouches -c -t;
Tue, 06 Oct 2015 17:47:28 +0200 wenzelm isabelle update_cartouches;
Sun, 02 Nov 2014 18:21:45 +0100 wenzelm modernized header uniformly as section;
Thu, 11 Sep 2014 19:32:36 +0200 blanchet updated news
Tue, 09 Sep 2014 20:51:36 +0200 blanchet use 'datatype_new' (soon to be renamed 'datatype') in Isabelle's libraries
Tue, 29 Apr 2014 16:02:02 +0200 wenzelm prefer plain ASCII / latex over not-so-universal Unicode;
Tue, 23 Aug 2011 17:44:31 +0200 wenzelm fixed document;
Sun, 21 Aug 2011 22:13:04 +0200 krauss removed technical or trivial unused facts
Sun, 21 Aug 2011 22:13:04 +0200 krauss more precise authors and comments;
Sun, 21 Aug 2011 22:13:04 +0200 krauss added proof of idempotence, roughly after HOL/Subst/Unify.thy
Sun, 21 Aug 2011 22:13:04 +0200 krauss tuned proofs, sledgehammering overly verbose parts
Sun, 21 Aug 2011 22:13:04 +0200 krauss tuned notation
Sun, 21 Aug 2011 22:13:04 +0200 krauss ported some lemmas from HOL/Subst/*;
Sun, 21 Aug 2011 22:13:04 +0200 krauss changed constant names and notation to match HOL/Subst/*.thy, from which this theory is a clone.
Sat, 23 Apr 2011 13:00:19 +0200 wenzelm modernized specifications;
Fri, 07 Jan 2011 14:46:28 +0100 bulwahn removing obselete Id comments from HOL/ex theories
Tue, 28 Sep 2010 09:54:07 +0200 krauss no longer declare .psimps rules as [simp].
Sat, 17 Oct 2009 14:43:18 +0200 wenzelm eliminated hard tabulators, guessing at each author's individual tab-width;
Tue, 21 Apr 2009 09:53:31 +0200 krauss tuned proof
Tue, 28 Aug 2007 11:25:29 +0200 wenzelm induct: proper separation of initial and terminal step;
Wed, 11 Jul 2007 11:54:03 +0200 berghofe Renamed accessible part for predicates to accp.
Wed, 13 Jun 2007 18:30:11 +0200 wenzelm tuned proofs: avoid implicit prems;
Sun, 03 Jun 2007 23:16:47 +0200 wenzelm tuned document;
Sat, 19 May 2007 11:33:30 +0200 haftmann fixed text
Thu, 17 May 2007 22:33:41 +0200 krauss Added unification case study (using new function package)
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