Fri, 19 Aug 2011 19:01:00 -0700 huffman remove some redundant simp rules about sqrt
Fri, 19 Aug 2011 18:42:41 -0700 huffman move sin_coeff and cos_coeff lemmas to Transcendental.thy; simplify some proofs
Fri, 19 Aug 2011 18:08:05 -0700 huffman remove unused lemma DERIV_sin_add
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