Wed, 24 Aug 2011 16:08:21 -0700 huffman add lemma closure_union;
Wed, 24 Aug 2011 15:32:40 -0700 huffman minimize imports
Wed, 24 Aug 2011 15:06:13 -0700 huffman move everything related to 'norm' method into new theory file Norm_Arith.thy
Wed, 24 Aug 2011 12:39:42 -0700 huffman remove unused lemmas dimensionI, dimension_eq
Wed, 24 Aug 2011 11:56:57 -0700 huffman move geometric progression lemmas from Linear_Algebra.thy to Integration.thy where they are used
Fri, 26 Aug 2011 22:53:04 +0900 Cezary Kaliszyk merge
Fri, 26 Aug 2011 09:31:56 +0900 Cezary Kaliszyk FSet: Explicit proof without mem_def
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