A THEOREM ON SPLITTING AN OPERATOR, AND SOME RELATED QUESTIONS IN THE ANALYTIC THEORY OF PERTURBATIONS

DOI10.1070/IM1987V028N03ABEH000891zbMath0636.47019MaRDI QIDQ3776092

Anatoly G. Baskakov

Publication date: 1987

Published in: Mathematics of the USSR-Izvestiya (Search for Journal in Brave)

zbMATH Keywords

eigenfunction expansiondecomposition of an operatoranalytic theory of perturbations

Mathematics Subject Classification ID

Perturbation theory of linear operators (47A55) (Generalized) eigenfunction expansions of linear operators; rigged Hilbert spaces (47A70)

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