scientific article; zbMATH DE number 953383

zbMath0860.47008MaRDI QIDQ4718333

Peter Lancaster, Alexander Markus, Vladimir Matsaev

Publication date: 21 April 1997

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

perturbationfactorization theoremoperator differential equationsoperator polynomialsinvertible selfadjoint operator

Mathematics Subject Classification ID

Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Perturbation theory of linear operators (47A55) 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) Spaces with indefinite inner product (Kre?n spaces, Pontryagin spaces, etc.) (46C20) General (adjoints, conjugates, products, inverses, domains, ranges, etc.) (47A05)

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