Weyl functions and intermediate extensions of symmetric operators

zbMATH Open0998.47014MaRDI QIDQ2768882

Seppo Hassi, Mark Malamud, Henk de Snoo, Vladimir A. Derkach

Publication date: 3 February 2002

Published in: Dopovidi Natsional'noï Akademiï Nauk Ukraïny. Matematyka, Pryrodoznavstvo, Tekhnichni Nauky (Search for Journal in Brave)

zbMATH Keywords

symmetric operatorsymmetric extensions\(J\)-unitary operatorsblock Weyl functionKrein-Naimark resolvent formulaNevanlinna pairs

Mathematics Subject Classification ID

Linear symmetric and selfadjoint operators (unbounded) (47B25) Linear operator methods in interpolation, moment and extension problems (47A57) Dilations, extensions, compressions of linear operators (47A20)

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