논문KCI 등재
Weighted Numerical Radius Inequalities for Operators and 2×2 Operator Matrices
경북대학교 자연과학대학 수학과|2025.03|Kyungpook Mathematical Journal|제65권 제1호|pp. 63-75|DOI 10.5666/KMJ.2025.65.1.63.
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In this work, we give bounds on the weighted numerical radii of operators and 2×2 operator matrices. This recovers, in a particular case, some well-known inequalities for the classical numerical radius. We also give a new characterization of the weighted numerical radius.
Abstract
In this work, we give bounds on the weighted numerical radii of operators and 2×2 operator matrices. This recovers, in a particular case, some well-known inequalities for the classical numerical radius. We also give a new characterization of the weighted numerical radius.
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