Remarks on circulant matrices and critical points of polynomials

DOI10.1016/j.jmaa.2021.125233zbMath1486.15014OpenAlexW3156137983MaRDI QIDQ2033174

Mengyan Xie, Minghua Lin, Jiao Zhang

Publication date: 14 June 2021

Published in: Journal of Mathematical Analysis and Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jmaa.2021.125233

zbMATH Keywords

zeroscritical pointscirculant matricesmajorization

Mathematics Subject Classification ID

Linear operator inequalities (47A63) Inequalities involving eigenvalues and eigenvectors (15A42) Eigenvalues, singular values, and eigenvectors (15A18) Hermitian, skew-Hermitian, and related matrices (15B57) Zeros of polynomials, rational functions, and other analytic functions of one complex variable (e.g., zeros of functions with bounded Dirichlet integral) (30C15) Polynomials and rational functions of one complex variable (30C10)

Related Items (1)

Skew-circulant matrix and critical points of polynomials

Cites Work

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• Problems and conjectures in matrix and operator inequalities
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• Sendov's conjecture for sufficiently-high-degree polynomials

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