Singular perturbations of unbounded selfadjoint operators Reverse approach

DOI10.1007/978-3-030-31531-3_7zbMath1481.47034OpenAlexW3043263662MaRDI QIDQ5118010

Vadim Adamjan

Publication date: 26 August 2020

Published in: Analysis as a Tool in Mathematical Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/978-3-030-31531-3_7

zbMATH Keywords

resolventsingular perturbationsLaplace operatorselfadjoint operatorszero-range potentialsM.G. Krein resolvent formula

Mathematics Subject Classification ID

Perturbation theory of linear operators (47A55) Linear symmetric and selfadjoint operators (unbounded) (47B25) General theory of partial differential operators (47F05)

Cites Work

• Null-range potentials and M. G. Krejn's formula for generalized resolvents
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