Basicity properties of the system of characteristic and associated vectors of the self-adjoint operator pencil \(I-\lambda A-\lambda^{-1}B\)

DOI10.1007/BF01082290zbMath0477.47017MaRDI QIDQ1160876

Nikolay Dmitrievich Kopachevsky

Publication date: 1981

Published in: Functional Analysis and its Applications (Search for Journal in Brave)

zbMATH Keywords

operator pencilsp-basisroot vector system

Mathematics Subject Classification ID

Perturbation theory of linear operators (47A55) Inner product spaces and their generalizations, Hilbert spaces (46C99) (Generalized) eigenfunction expansions of linear operators; rigged Hilbert spaces (47A70)

Related Items (1)

In memory of Nikolay Dmitrievich Kopachevsky, a mathematician and a human

Cites Work

• Double unconditional bases associated with a quadratic characteristic parameter problem
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