A note on classes of structured matrices with elliptical type numerical range

DOI10.21136/CMJ.2021.0174-20MaRDI QIDQ5016071

Susana Furtado, Natália Bebiano

Publication date: 10 December 2021

Published in: Czechoslovak Mathematical Journal (Search for Journal in Brave)

zbMATH Keywords

numerical rangetridiagonal matrixelliptical diskantitridiagonal matrix

Mathematics Subject Classification ID

Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Canonical forms, reductions, classification (15A21)

Cites Work

• Unnamed Item
• The numerical range of banded biperiodic Toeplitz operators
• The numerical range of a tridiagonal operator
• Numerical ranges of Toeplitz operators with matrix symbols
• Fields of values and iterative methods
• On geometric properties of the numerical range
• On the numerical range of tridiagonal operators
• On the numerical ranges of some tridiagonal matrices
• Remarks on anti-tridiagonal matrices
• Computer generated numerical ranges and some resulting theorems
• The Numerical Range of a Toeplitz Operator
• On Matrices with Elliptical Numerical Ranges
• 3-by-3 matrices with elliptical numerical range revisited
• Über den Wertevorrat einer Matrix
• On the numerical range of some block matrices with scalar diagonal blocks

This page was built for publication: A note on classes of structured matrices with elliptical type numerical range