src/HOL/AxClasses/Semigroups.thy
Fri, 17 Jun 2005 16:12:49 +0200 haftmann migrated theory headers to new format
Mon, 21 Jun 2004 10:25:57 +0200 kleing Merged in license change from Isabelle2004
Sat, 01 Dec 2001 18:52:32 +0100 wenzelm renamed class "term" to "type" (actually "HOL.type");
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