Zero location by Hermitian forms: the singular case

DOI10.1016/0024-3795(82)90252-XzbMath0492.30005MaRDI QIDQ1167831

N. J. Young, Vlastimil Pták

Publication date: 1982

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

zbMATH Keywords

Schur-Cohn criterionsingular Hermitian forms

Mathematics Subject Classification ID

Zeros of polynomials, rational functions, and other analytic functions of one complex variable (e.g., zeros of functions with bounded Dirichlet integral) (30C15) Quadratic and bilinear forms, inner products (15A63)

Related Items (5)

Note on roots location of a symmetric polynomial with respect to the imaginary axis ⋮ Stability and inertia ⋮ The infinite companion matrix ⋮ An extremal problem for operators ⋮ Lyapunov, Bézout, and Hankel

Cites Work

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• An identity which implies Cohn's theorem on the zeros of a polynomial
• A generalization of the zero location theorem of Schur and Cohn

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