Some remarks on factorization of selfadjoint matrix functions

DOI10.1007/BF01262992zbMath0824.47013OpenAlexW2079973292MaRDI QIDQ1891847

Ilya Krupnik, Alexander Markus

Publication date: 9 November 1995

Published in: Integral Equations and Operator Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01262992

zbMATH Keywords

factorization of matrix polynomialsfactorization of selfadjoint matrix function

Mathematics Subject Classification ID

Functions whose values are linear operators (operator- and matrix-valued functions, etc., including analytic and meromorphic ones) (47A56) Factorization theory (including Wiener-Hopf and spectral factorizations) of linear operators (47A68)

Related Items (1)

Self-adjoint analytic operator functions and their local spectral function

Cites Work

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• Low rank perturbations of strongly definitizable transformations and matrix polynomials
• Defect basis property of the eigenvectors of a selfadjoint operator- valued function and formula for defect
• Factorization of a selfadjoint nonanalytic operator function. II: Single spectral zone

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