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On w-hyponormal operators

Volume 156 / 2003

Eungil Ko Studia Mathematica 156 (2003), 165-175 MSC: 47B20, 47A11. DOI: 10.4064/sm156-2-6

Abstract

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.

Authors

  • Eungil KoDepartment of Mathematics
    Ewha Women's University
    Seoul 120-750, South Korea
    e-mail

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