Infinite-dimensional perturbations, maximally nondensely defined symmetric operators, and some matrix representations

DOI10.1016/j.indag.2012.08.007zbMath1262.47003OpenAlexW2006394173MaRDI QIDQ692597

Hassi, Seppo, Franciszek Hugon Szafraniec, Hendrik S. V. de Snoo

Publication date: 6 December 2012

Published in: Indagationes Mathematicae. New Series (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.indag.2012.08.007

zbMATH Keywords

Weyl functionsymmetric operatorboundary tripletgraph perturbationgeneralized Friedrichs extension

Mathematics Subject Classification ID

Linear symmetric and selfadjoint operators (unbounded) (47B25) Dilations, extensions, compressions of linear operators (47A20) Linear relations (multivalued linear operators) (47A06)

Related Items

Extremal maximal sectorial extensions of sectorial relations, On the similarity of boundary triples of symmetric operators in Krein spaces, Compressions of maximal dissipative and self-adjoint linear relations and of dilations, On an approach to the construction of the Friedrichs and Neumann-Krein extensions of nonnegative linear relations, Some Analytic Properties of the Weyl Function of a Closed Operator, Solvable extensions of some nondensely defined operators and the resolvents of these extensions, On some extensions of the A-model, Operational calculus for rows, columns, and blocks of linear relations, Mathematical work of Franciszek Hugon Szafraniec and its impacts

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• Preface
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