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A study of the validity of Oppenheim's inequality for Hurwitz matrices associated with Hurwitz polynomials

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Publication:6628865
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DOI10.13001/ela.2024.8371MaRDI QIDQ6628865

Jürgen Garloff, Doaa Al-Saafin, Fatimah Alsaafin

Publication date: 29 October 2024

Published in: ELA. The Electronic Journal of Linear Algebra (Search for Journal in Brave)



zbMATH Keywords

Hadamard productHurwitz polynomialHurwitz matrixOppenheim's inequality


Mathematics Subject Classification ID

Determinants, permanents, traces, other special matrix functions (15A15) Positive matrices and their generalizations; cones of matrices (15B48) Miscellaneous inequalities involving matrices (15A45) 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)








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