src/HOL/AxClasses/Tutorial/Group.thy
Sun, 17 Sep 2000 22:19:02 +0200 wenzelm isar-strip-terminators;
Sun, 16 Jul 2000 20:54:38 +0200 wenzelm defs (overloaded);
Mon, 22 May 2000 16:04:32 +0200 wenzelm tuned;
Mon, 22 May 2000 13:29:21 +0200 wenzelm new Isar version;
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