Certain classes of extensions of a lacunary Hermitian operator
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Publication:1198873
DOI10.1007/BF01061743zbMath0804.47011MaRDI QIDQ1198873
Publication date: 16 January 1993
Published in: Ukrainian Mathematical Journal (Search for Journal in Brave)
eigenvaluesboundary operatorabstract boundary conditionsasymptotic negative spectrumextensions of a lacunary Hermitian operator
Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Spectrum, resolvent (47A10) Dilations, extensions, compressions of linear operators (47A20)
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Cites Work
- Generalized resolvents and the boundary value problems for Hermitian operators with gaps
- Description of contraction operators which are similar to unitary operators
- Positive selfadjoint extensions of positive symmetric operators
- Sectorial extensions of a positive operator and the characteristic function
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