On stability of closedness and self-adjointness for \(2\times2\) operator matrices

DOI10.1134/S0001434616110274zbMathNoneMaRDI QIDQ520614

Carsten Trunk, A. A. Shkalikov

Publication date: 5 April 2017

Published in: Mathematical Notes (Search for Journal in Brave)

zbMATH Keywords

self-adjoint operatorsclosed operatorsoperatormatricesperturbations of linear operators

Mathematics Subject Classification ID

Operator theory (47-XX)

Related Items (4)

On the closedness and self-adjointness of 3 × 3 operator matrices and application to a non-relativistic three-channel potential scattering model ⋮ Maximal \(L^p\)-regularity and \(H^\infty\)-calculus for block operator matrices and applications ⋮ Some results concerning the linear relations which are adjoint to each other ⋮ Representation of a class of linear operators with coupled domain in a product space and its applications

Cites Work

• Spectral inclusion for unbounded block operator matrices
• Towards a ``Matrix theory for unbounded operator matrices
• The Essential Spectrum of Some Matrix Operators
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