Some general quadratic numerical radius inequalities for the off-diagonal parts of $2 ⨉ 2$ block operator matrices (Q5865496)
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scientific article; zbMATH DE number 7538734
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Some general quadratic numerical radius inequalities for the off-diagonal parts of $2 ⨉ 2$ block operator matrices |
scientific article; zbMATH DE number 7538734 |
Statements
Some general quadratic numerical radius inequalities for the off-diagonal parts of $2 ⨉ 2$ block operator matrices (English)
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9 June 2022
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bounded block operator matrix
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quadratic numerical range
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quadratic numerical radius
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mixed Schwarz inequality
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Young's inequality
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Jensen inequality
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