On invariant functions for positive operators
Humphrey Fong (1970)
Colloquium Mathematicae
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Humphrey Fong (1970)
Colloquium Mathematicae
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We study some properties of w-hyponormal operators. In particular we show that some w-hyponormal operators are subscalar. Also we state some theorems on invariant subspaces of w-hyponormal operators.
Klaus Deimling (1970)
Mathematische Zeitschrift
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John D. DePree, John A. Higgins (1970)
Mathematische Zeitschrift
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Philip M. Anselone (1970)
Mathematische Zeitschrift
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Peter Rosenthal (1982)
Banach Center Publications
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