On the Kato-Rosenblum and Weyl-von Neumann theorems

DOI10.1134/S1064562410030099zbMath1213.47024MaRDI QIDQ610562

Hagen Neidhardt, Mark M. Malamud

Publication date: 8 December 2010

Published in: Doklady Mathematics (Search for Journal in Brave)

zbMATH Keywords

symmetric operatorSchatten-von Neumann classabsolutely continuous partselfadjoint extension

Mathematics Subject Classification ID

Perturbation theory of linear operators (47A55) Linear symmetric and selfadjoint operators (unbounded) (47B25)

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On the unitary equivalence of absolutely continuous parts of self-adjoint extensions, Sturm-Liouville boundary value problems with operator potentials and unitary equivalence

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