The spectra of well-posed operators

DOI10.1017/S0308210500030535zbMath0844.47027MaRDI QIDQ4871916

Sobhy El-Sayed Ibrahim

Publication date: 29 August 1996

Published in: Proceedings of the Royal Society of Edinburgh: Section A Mathematics (Search for Journal in Brave)

zbMATH Keywords

resolventsadjoint equationessential spectraHilbert-Schmidt integral operatorsordinary quasidifferential expression

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) General theory of ordinary differential operators (47E05)

Related Items

On $$L_w^2 $$ -quasi-derivatives for solutions of perturbed general quasi-differential equations ⋮ The Spectra of General Differential Operators in the Direct Sum Spaces

Cites Work

• Unnamed Item
• Unnamed Item
• Sturm-Liouville differential operators in direct sum spaces
• Formally self-adjoint quasidifferential operators
• Regularly solvable extensions of non-self-adjoint ordinary differential operators
• Boundary conditions for general ordinary differential operators and their adjoints
• Some Remarks on Linear Ordinary Quasi-Differential Expressions
• Singular non-selfadjoint differential operators
• On general boundary problems for elliptic differential equations
• Weighted Singular Differential Operators in the Limit-Circle Case