src/HOL/Algebra/Algebra.thy
Tue, 02 Apr 2019 12:56:05 +0100 paulson some new group theory results: integer group, trivial group, etc.
Tue, 03 Jul 2018 11:00:37 +0200 wenzelm more standard headers;
Mon, 02 Jul 2018 22:40:25 +0100 paulson more algebra
Mon, 02 Jul 2018 14:41:35 +0100 paulson Lots of new algebra theories by Martin Baillon and Paulo Emílio de Vilhena
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