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JOURNALS // Zapiski Nauchnykh Seminarov POMI // Archive

Zap. Nauchn. Sem. POMI, 1992 Volume 202, Pages 26–70 (Mi znsl1723)

This article is cited in 2 papers

Spectral problems for pencils of polynomial matrices. Methods and algorithms. V

V. N. Kublanovskaya, V. B. Khazanov


Abstract: Methods and algorithms for the solution of spectral problems of singular and regular pencils $D(\lambda,\mu)=A(\mu)-\lambda B(\mu)$ of polynomial matrices $A(\mu)$ and $B(\mu)$ are suggested (the separation of continuous and discrete spectra, the computation of points of a discrete spectrum with the corresponding, Jordan chains, the computation of minimal indices and a minimal basis of polynomial solutions, the computation of the determinant of a regular pencil). Bibliography: 13 titles.

UDC: 518:512


 English version:
Journal of Mathematical Sciences, 1996, 79:3, 1048–1076

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© Steklov Math. Inst. of RAS, 2025