Friedrichs and Kreĭn type extensions in terms of representing maps

DOI10.1007/s43034-024-00380-7MaRDI QIDQ6628883

Hassi, Seppo, Hendrik S. V. de Snoo

Publication date: 29 October 2024

Published in: Annals of Functional Analysis (Search for Journal in Brave)

zbMATH Keywords

Friedrichs extensionsesquilinear formextremal extensionKreĭn-type extensionrepresenting map

Mathematics Subject Classification ID

Linear symmetric and selfadjoint operators (unbounded) (47B25) Positive linear operators and order-bounded operators (47B65) Representation theory of linear operators (47A67) Linear relations (multivalued linear operators) (47A06) Forms (bilinear, sesquilinear, multilinear) (47A07)

Cites Work

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• Extensions of positive symmetric operators and Krein's uniqueness criteria
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