Some generalizations of numerical radius inequalities for 2⨉2 operator matrices

In this paper, we present new upper bounds of numerical radius inequalities for 2 2 operator matrices based on some quantities inequalities, which generalize and refine some known results in the literature.

Authors

Publication Details

Journal
Journal of Mathematical Inequalities
Published
2025-01-01
DOI
https://doi.org/10.7153/jmi-2025-19-16
Citations
2
Primary Topic
Matrix Theory and Algorithms
Type
article
Field-Weighted Citation Impact
3.01
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article

Some generalizations of numerical radius inequalities for 2⨉2 operator matrices

Chao un Yang
2 citations
Journal of Mathematical Inequalities
Matrix Theory and Algorithms
3.01
article

Some generalizations of numerical radius inequalities for 2⨉2 operator matrices

Chao un Yang
article en
2 citations

Abstract

In this paper, we present new upper bounds of numerical radius inequalities for 2 2 operator matrices based on some quantities inequalities, which generalize and refine some known results in the literature.

Journal of Mathematical Inequalities(1)
Reduced inequalities
Openalex Percentile: Top 9%
Matrix Theory and Algorithms
3.01
DOIOpen Access PDFOpenAlex
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Some generalizations of numerical radius inequalities for 2⨉2 operator matrices — Chao un Yang · Journal of Mathematical Inequalities (2025) | TGRS Research Map | TGRS