Fri, 02 May 2003 10:25:42 +0200 moved Bij.thy from HOL/GroupTheory
paulson [Fri, 02 May 2003 10:25:42 +0200] rev 13945
moved Bij.thy from HOL/GroupTheory
Thu, 01 May 2003 11:54:18 +0200 new proofs about direct products, etc.
paulson [Thu, 01 May 2003 11:54:18 +0200] rev 13944
new proofs about direct products, etc.
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