The numerical range of a class of periodic tridiagonal operators

DOI10.1080/03081087.2019.1706438zbMath1480.15027arXiv1910.00720OpenAlexW3099932058WikidataQ126377820 ScholiaQ126377820MaRDI QIDQ5858693

Rubén A. Martínez-Avendaño, Benjamín A. Itzá-Ortiz

Publication date: 14 April 2021

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

Full work available at URL: https://arxiv.org/abs/1910.00720

zbMATH Keywords

numerical rangetridiagonal matrices

Mathematics Subject Classification ID

Norms of matrices, numerical range, applications of functional analysis to matrix theory (15A60) Numerical range, numerical radius (47A12) Jacobi (tridiagonal) operators (matrices) and generalizations (47B36)

Related Items (2)

The numerical range of a periodic tridiagonal operator reduces to the numerical range of a finite matrix ⋮ The numerical range of some periodic tridiagonal operators is the convex hull of the numerical ranges of two finite matrices

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