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aazzbbcc123: ½ð±Ò+2, ¡ïÓаïÖú 2013-10-28 16:10:10
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¼ÙÈç w^{-1} x = epsilon^{-1} M M^T x,
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epsilon M^T x = M^T (W M M^T x),
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We_must_know. We_will_know.
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