Tue, 08 May 2007 05:06:04 +0200 huffman fix proof of hypreal_sqrt_sum_squares_ge1
Tue, 08 May 2007 04:56:28 +0200 huffman add lemma real_sqrt_sum_squares_triangle_ineq
Tue, 08 May 2007 04:55:19 +0200 huffman add lemma abs_norm_cancel
Tue, 08 May 2007 03:03:23 +0200 huffman cleaned up
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