Some sharp estimations for Davis-Wielandt radius in \(B(H)\)

DOI10.1007/s00009-022-02195-zOpenAlexW4308784883MaRDI QIDQ2682883

Sadaf Fakhri Moghaddam, S. Alireza Kamel Mirmostafaee, Mohammad Janfada

Publication date: 1 February 2023

Published in: Mediterranean Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s00009-022-02195-z

zbMATH Keywords

numerical rangeinequalityoperator algebranumerical radius

Mathematics Subject Classification ID

Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Numerical range, numerical radius (47A12)

Cites Work

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• Numerical radius inequalities for finite sums of operators
• Notes on some inequalities for Hilbert space operators
• On the numerical radius and its applications
• New inequalities for Davis-Wielandt radius of Hilbert space operators
• Bounds for the Davis-Wielandt radius of bounded linear operators
• Some upper bounds for the Davis-Wielandt radius of Hilbert space operators
• A survey of some recent inequalities for the norm and numerical radius of operators in Hilbert spaces
• \(c_ p\)
• On eigenvalues of sums of normal matrices
• Reverses of Schwarz inequality in inner product spaces with applications

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