Adjoint to each other linear relations. Nieminen type criteria
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Publication:2049543
DOI10.1007/s00605-021-01579-9zbMath1495.47007OpenAlexW3166321703MaRDI QIDQ2049543
Marcel Roman, Adrian Sandovici
Publication date: 27 August 2021
Published in: Monatshefte für Mathematik (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/s00605-021-01579-9
Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Linear symmetric and selfadjoint operators (unbounded) (47B25) Linear relations (multivalued linear operators) (47A06)
Cites Work
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- Frobenius-Schur factorization for multivalued \(2\times2\) matrices linear operator
- Operational calculus of linear relations
- Range-kernel characterizations of operators which are adjoint of each other
- Form sums of nonnegative selfadjoint operators
- Über adjungierte Funktionaloperatoren
- Self-adjointness and skew-adjointness criteria involving powers of linear relations
- \(T^*T\) always has a positive selfadjoint extension
- On the adjoint of linear relations in Hilbert spaces
- Operator extensions with closed range
- A factorization approach to the extension theory of the tensor product of nonnegative linear relations
- A note on a paper by Nieminen
- Factorization, majorization, and domination for linear relations
- On the sum between a closable operator $T$ and a $T$-bounded operator
- Operators having selfadjoint squares
- A Kernel Representation of Dirac Structures for Infinite-dimensional Systems
- A reversed von Neumann theorem
- On operators which are adjoint to each other
- Adjoint of sums and products of operators in Hilbert spaces
- Characterizations of essentially self-adjoint and skew-adjoint operators
- Componentwise and Cartesian decompositions of linear relations
- $B$-spectral theory of linear relations in complex Banach spaces
- Von Neumann’s theorem for linear relations
- On the adjoint of Hilbert space operators
- Extremal extensions for the sum of nonnegative selfadjoint relations
- Characterizations of selfadjoint operators
- Extension theory of formally normal and symmetric subspaces
