A Note on von Neumann's Trace Inequalitv
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Rolf Dieter Grigorieff
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Article
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1991
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John Wiley and Sons
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English
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The following trace inequality first proved by VON NEUMA" [6] has found repeated interest in the literature: Theorem. Lel A , B be complex n x n mntriceu. Then (\*I Itr ( W I 5 (44, a m ) where a(A) = (al, a, , . . ., a, ) denotes the ordered vector of singular values a1 2 u2 2 2 an of A and ( a ,