Wed, 27 Aug 2008 01:27:33 +0200 huffman add lemmas about Rats similar to those about Reals
Tue, 26 Aug 2008 23:49:46 +0200 huffman move real_vector class proofs into vector_space and group_hom locales
Tue, 26 Aug 2008 18:59:52 +0200 krauss added distributivity of relation composition over union [simp]
Tue, 26 Aug 2008 16:36:30 +0200 wenzelm tuned append;
Tue, 26 Aug 2008 16:36:11 +0200 wenzelm command: symbols.encode;
Tue, 26 Aug 2008 16:04:22 +0200 ballarin Reorganisation of registration code.
Tue, 26 Aug 2008 14:15:44 +0200 krauss function package: name primitive defs "f_sumC_def" instead of "f_sum_def" to avoid clashes
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