src/Pure/unify.ML
Fri, 24 May 2013 14:31:44 +0200 wenzelm re-use Pattern.unify_types, including its trace_unify_fail option;
Fri, 24 May 2013 14:00:10 +0200 wenzelm tuned signature;
Fri, 12 Apr 2013 14:54:14 +0200 wenzelm tuned signature;
Sun, 15 Jul 2012 17:53:47 +0200 wenzelm prefer canonical fold_rev;
Sun, 15 Jul 2012 17:27:19 +0200 wenzelm back to naive insertion sort before 1997 to accommodate peculiar less_arg relation -- NB: make_ord arg_less was not a quasi-order and thus inappropriate for generic sort (cf. de74b549f976, ecfeff48bf0c);
Sat, 14 Jan 2012 21:16:15 +0100 wenzelm discontinued old-style Term.list_abs in favour of plain Term.abs;
Thu, 07 Apr 2011 21:23:57 +0200 wenzelm constant =?= no longer exists (cf. 8c09e1fa24a7);
Thu, 30 Dec 2010 22:34:53 +0100 wenzelm uniform treatment of type vs. term environment (cf. b654fa27fbc4);
Fri, 15 Oct 2010 17:21:07 +0100 paulson prevention of self-referential type environments
Mon, 06 Sep 2010 21:33:19 +0200 wenzelm more explicit indication of Config.raw options, which are only needed for bootstrapping Pure;
Fri, 03 Sep 2010 16:09:12 +0200 wenzelm more explicit Config.declare vs. Config.declare_global;
Mon, 05 Jul 2010 14:21:30 +0100 paulson Unification (flexflex) bug fix; making "auto" deterministic
Tue, 29 Jun 2010 22:59:29 +0200 wenzelm fail with low-level exception, not user error;
Tue, 29 Jun 2010 21:56:31 +0200 wenzelm eliminated some unused bindings;
Tue, 29 Jun 2010 21:46:47 +0200 wenzelm recovered some indentation from the depths of time;
Mon, 10 May 2010 20:53:06 +0200 wenzelm renamed Config.get_thy to Config.get_global etc. to indicate that this is not the real thing;
Sun, 28 Mar 2010 16:59:06 +0200 wenzelm static defaults for configuration options;
Sat, 27 Feb 2010 23:13:01 +0100 wenzelm modernized structure Term_Ord;
Thu, 29 Oct 2009 17:58:26 +0100 wenzelm standardized filter/filter_out;
Thu, 22 Oct 2009 13:48:06 +0200 haftmann map_range (and map_index) combinator
Tue, 29 Sep 2009 11:49:22 +0200 wenzelm explicit indication of Unsynchronized.ref;
Fri, 17 Jul 2009 21:33:00 +0200 wenzelm tuned/modernized Envir operations;
Wed, 31 Dec 2008 15:30:10 +0100 wenzelm moved term order operations to structure TermOrd (cf. Pure/term_ord.ML);
Tue, 09 Sep 2008 16:15:25 +0200 paulson Increasing the default limits in order to prevent unnecessary failures.
Sun, 18 May 2008 15:04:09 +0200 wenzelm moved global pretty/string_of functions from Sign to Syntax;
Wed, 19 Mar 2008 07:20:32 +0100 haftmann Type.lookup now curried
Tue, 07 Aug 2007 20:19:55 +0200 wenzelm turned Unify flags into configuration options (global only);
Thu, 31 May 2007 23:47:36 +0200 wenzelm simplified/unified list fold;
Thu, 21 Sep 2006 19:04:20 +0200 wenzelm member (op =);
Fri, 15 Sep 2006 22:56:13 +0200 wenzelm renamed Term.map_term_types to Term.map_types (cf. Term.fold_types);
Tue, 11 Jul 2006 23:00:35 +0200 wenzelm removed obsolete xless;
Tue, 11 Jul 2006 12:17:08 +0200 wenzelm removed obsolete mem_ix;
Thu, 06 Jul 2006 11:26:46 +0200 wenzelm matchers: fall back on plain first_order_matchers, not pattern;
Mon, 19 Jun 2006 17:19:04 +0200 wenzelm matchers: try pattern_matchers only *after* general matching (The
Tue, 13 Jun 2006 23:41:39 +0200 wenzelm tuned;
Mon, 12 Jun 2006 21:19:06 +0200 wenzelm tuned;
Mon, 12 Jun 2006 21:19:04 +0200 wenzelm added matchers, matches_list;
Wed, 26 Apr 2006 22:38:05 +0200 wenzelm tuned;
Mon, 06 Feb 2006 20:59:42 +0100 wenzelm moved combound, rlist_abs to logic.ML;
Wed, 16 Nov 2005 17:45:30 +0100 wenzelm tuned Pattern.match/unify;
Tue, 13 Sep 2005 22:19:28 +0200 wenzelm Seq.maps;
Thu, 28 Jul 2005 15:19:49 +0200 wenzelm Sign.typ_unify;
Fri, 01 Jul 2005 22:29:19 +0200 wenzelm back to 1.28;
Thu, 30 Jun 2005 19:49:41 +0200 wenzelm revert to 1.27 due to obscure performance issues (!??);
Wed, 29 Jun 2005 15:13:32 +0200 wenzelm pass thy as explicit argument (the old ref was not safe
Fri, 17 Jun 2005 18:33:08 +0200 wenzelm accomodate identification of type Sign.sg and theory;
Thu, 21 Apr 2005 19:12:03 +0200 berghofe - Eliminated nodup_vars check.
Fri, 04 Mar 2005 15:07:34 +0100 skalberg Removed practically all references to Library.foldr.
Thu, 03 Mar 2005 12:43:01 +0100 skalberg Move towards standard functions.
Sun, 13 Feb 2005 17:15:14 +0100 skalberg Deleted Library.option type.
Thu, 11 Nov 2004 10:26:40 +0100 paulson increased tracing and search bounds
Thu, 22 Apr 2004 10:52:32 +0200 wenzelm tuned;
Tue, 18 Dec 2001 02:17:20 +0100 wenzelm tuned Type.unify;
Wed, 21 Nov 2001 00:36:51 +0100 wenzelm use tracing function for trace output;
Mon, 19 Nov 2001 17:32:49 +0100 berghofe Moved head_norm and fastype from unify.ML to envir.ML
Fri, 10 Mar 2000 14:57:06 +0100 berghofe Type.unify and Type.typ_match now use Vartab instead of association lists.
Fri, 19 Dec 1997 09:58:03 +0100 wenzelm adapted to new sort function;
Thu, 27 Nov 1997 19:36:31 +0100 wenzelm fixed warning;
Fri, 21 Nov 1997 15:27:43 +0100 wenzelm changed Sequence interface (now Seq, in seq.ML);
Fri, 24 Oct 1997 17:13:21 +0200 wenzelm ProtoPure.thy;
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