Sharper bounds for the numerical radius of \({n}\times{n}\) operator matrices

DOI10.1007/s00013-024-02017-6MaRDI QIDQ6586479

Pintu Bhunia

Publication date: 13 August 2024

Published in: Archiv der Mathematik (Search for Journal in Brave)

zbMATH Keywords

inequalityoperator normnumerical radiusoperator matrix

Mathematics Subject Classification ID

Norms (inequalities, more than one norm, etc.) of linear operators (47A30) Linear operator inequalities (47A63) Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Numerical range, numerical radius (47A12)

Cites Work

• Title not available (Why is that?)
• On numerical radius of a matrix and estimation of bounds for zeros of a polynomial
• Development of inequalities and characterization of equality conditions for the numerical radius
• Notes on some inequalities for Hilbert space operators
• Norm inequalities of positive operator matrices
• New upper bounds for the numerical radius of Hilbert space operators
• Proper improvement of well-known numerical radius inequalities and their applications
• Lectures on numerical radius inequalities
• Furtherance of numerical radius inequalities of Hilbert space operators
• Numerical radius inequalities and its applications in estimation of zeros of polynomials
• Numerical radius inequalities for \(n \times n\) operator matrices
• Matrix Analysis
• A numerical radius inequality and an estimate for the numerical radius of the Frobenius companion matrix
• Numerical radius inequalities for Hilbert space operators
• Numerical Ranges of Hilbert Space Operators
• Numerical radius inequalities of operator matrices with applications
• Some improvements of numerical radius inequalities of operators and operator matrices
• Refinement of numerical radius inequalities of complex Hilbert space operators
• Improved bounds for the numerical radius via polar decomposition of operators

Related Items (1)

Schatten \(p\)-norm and numerical radius inequalities with applications

This page was built for publication: Sharper bounds for the numerical radius of \({n}\times{n}\) operator matrices

Report a bug (only for logged in users!)Click here to report a bug for this page (MaRDI item Q6586479)