Numerical radii of weighted shift matrices with palindromic weights using determinantal polynomials

DOI10.7153/oam-2023-17-71OpenAlexW4391120235MaRDI QIDQ6122921

Sarita Ojha, Riddhick Birbonshi, Bikshan Chakraborty

Publication date: 4 March 2024

Published in: Operators and Matrices (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.7153/oam-2023-17-71

zbMATH Keywords

numerical radiusweighted shift matrixdeterminantal polynomialpalindromic weights

Mathematics Subject Classification ID

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

Cites Work

• Numerical ranges of weighted shifts
• On the numerical range of tridiagonal operators
• On the numerical range of some weighted shift matrices and operators
• On the numerical range of some weighted shift operators
• On the numerical range of the weighted shift operators with geometric and harmonic weights
• The Numerical Range of a Weighted Shift
• The numerical radius of a weighted shift operator
• Numerical Range of a Weighted Shift with Periodic Weights
• Numerical Ranges of Hilbert Space Operators
• The numerical radii of weighted shift matrices and operators
• Mapping Theorems for the Numerical Range
• Determinantal polynomials of a weighted shift matrix with palindromic geometric weights
• Numerical radii of weighted shift operators using determinantal polynomials
• Determinantal polynomials of some weighted shift matrices with palindromic weights