Numerical ranges of Toeplitz operators with matrix symbols

DOI10.1016/j.laa.2011.06.019zbMath1248.47005OpenAlexW2010051746MaRDI QIDQ765181

Natália Bebiano, Ilya M. Spitkovskij

Publication date: 19 March 2012

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.laa.2011.06.019

zbMATH Keywords

numerical rangeToeplitz operatormultiplication operator

Mathematics Subject Classification ID

Numerical range, numerical radius (47A12) Toeplitz operators, Hankel operators, Wiener-Hopf operators (47B35)

Related Items (10)

Numerical radii of weighted shift operators using determinantal polynomials ⋮ Toeplitz matrices are unitarily similar to symmetric matrices ⋮ Normal shape and numerical range of a real 2-Toeplitz tridiagonal matrix ⋮ Symmetric numerical ranges of four-by-four matrices ⋮ The numerical range of banded biperiodic Toeplitz operators ⋮ Computing the numerical range of Krein space operators ⋮ An inverse indefinite numerical range problem ⋮ The numerical range of banded 2-Toeplitz operators in spaces with an indefinite metric ⋮ The numerical range of a class of periodic tridiagonal operators ⋮ A note on classes of structured matrices with elliptical type numerical range

Cites Work

• Unnamed Item
• A problem of Douglas and Rudin on factorization
• The Numerical Range of a Toeplitz Operator
• Remarks on numerical ranges of operators in spaces with an indefinite metric
• Numerical ranges of an operator on an indefinite inner product space
• Meromorphic Inner Functions, Toeplitz Kernels and the Uncertainty Principle

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