A boundary-value problem with an operator in the boundary conditions, for a second-order elliptic differential-operator equation

DOI10.1007/BF00971310zbMath0633.47031WikidataQ115394664 ScholiaQ115394664MaRDI QIDQ1096158

S. Ya. Yakubov, B. A. Aliev

Publication date: 1986

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

Full work available at URL: https://eudml.org/doc/62599

zbMATH Keywords

boundary conditionsunbounded operatorsFredholm property for the perturbed equationsecond-order elliptic differential-operator equation

Mathematics Subject Classification ID

General theory of ordinary differential operators (47E05) General theory of partial differential operators (47F05) (Semi-) Fredholm operators; index theories (47A53)

Cites Work

• Some questions of the spectral theory of differential equations of elliptic type in the space of vector functions on a finite interval
• Defect subspaces and generalized resolvents of an Hermitian operator in the space \(\Pi_\kappa\)
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