src/HOL/Isar_examples/Puzzle.thy
Mon, 22 Jun 2009 23:48:24 +0200 wenzelm observe standard theory naming conventions;
Mon, 11 Sep 2006 21:35:19 +0200 wenzelm induct method: renamed 'fixing' to 'arbitrary';
Sat, 19 Nov 2005 14:21:01 +0100 wenzelm tuned induct syntax;
Wed, 16 Nov 2005 19:34:19 +0100 wenzelm tuned document;
Wed, 16 Nov 2005 17:49:16 +0100 wenzelm improved induction proof: local defs/fixes;
Fri, 17 Jun 2005 16:12:49 +0200 haftmann migrated theory headers to new format
Fri, 01 Mar 2002 16:59:48 +0100 wenzelm tuned;
Fri, 10 Nov 2000 19:05:28 +0100 wenzelm simplified induction;
Sun, 17 Sep 2000 22:19:02 +0200 wenzelm isar-strip-terminators;
Tue, 12 Sep 2000 22:13:23 +0200 wenzelm renamed atts: rulify to rule_format, elimify to elim_format;
Thu, 07 Sep 2000 21:10:11 +0200 wenzelm updated attribute names;
Wed, 06 Sep 2000 08:04:41 +0200 nipkow less_induct -> nat_less_induct
Sun, 21 May 2000 14:49:28 +0200 wenzelm replaced {{ }} by { };
Wed, 17 Nov 1999 15:03:23 +0100 wenzelm added Isar_examples/Puzzle.thy;
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