On a class of hyperbolic polynomials

DOI10.1134/S0001434608050210zbMath1154.30300OpenAlexW2061220736MaRDI QIDQ2518037

N. A. Zhura

Publication date: 12 January 2009

Published in: Mathematical Notes (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1134/s0001434608050210

zbMATH Keywords

skew-symmetric matrixreal rootshyperbolic polynomialtrace of a matrixbiquadratic formbiquadratic equation

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) Polynomials in real and complex fields: location of zeros (algebraic theorems) (12D10) Polynomials and rational functions of one complex variable (30C10)

Cites Work

• Unnamed Item
• Cauchy problem for the system of crystal optics equations
• Addendum to: Algebraic conditions for hyperbolicity of systems of partial differential equations

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