Boundary conditions for general ordinary differential operators and their adjoints

DOI10.1017/S030821050002429XzbMath0704.34034OpenAlexW2060876203MaRDI QIDQ3483589

W. Desmond Evans, Sobhy El-Sayed Ibrahim

Publication date: 1990

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

Full work available at URL: https://doi.org/10.1017/s030821050002429x

zbMATH Keywords

regularly solvable operators

Mathematics Subject Classification ID

General theory of ordinary differential operators (47E05) Boundary value problems for ordinary differential equations (34B99)

Related Items (14)

The point spectra and regularity fields of non-selfadjoint quasi- differential operators ⋮ The Spectra of General Differential Operators in the Direct Sum Spaces ⋮ Non self-adjoint quasi-differential operators with discrete spectra ⋮ Boundary conditions for quasi-differential operators in \(L^p\) spaces ⋮ Singular non-selfadjoint differential operators ⋮ Characterization of domains of self-adjoint ordinary differential operators. II ⋮ The spectra of well-posed operators ⋮ Survey article: Self-adjoint ordinary differential operators and their spectrum ⋮ The classification of self-adjoint boundary conditions: separated, coupled, and mixed ⋮ Nonself-adjoint differential operators in direct sum spaces ⋮ Characterization of domains of self-adjoint ordinary differential operators ⋮ On the essential spectra of regularly solvable operators in the direct sum spaces ⋮ Boundary triples and Weyl \(m\)-functions for powers of the Jacobi differential operator ⋮ Symplectic structures of two kinds of nonsymmetric differential operators

Cites Work

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• Formally self-adjoint quasidifferential operators
• Regularly solvable extensions of non-self-adjoint ordinary differential operators
• Some Remarks on Linear Ordinary Quasi-Differential Expressions
• Boundary conditions for differential operators with intermediate deficiency index
• On the self-adjoint extensions of symmetric ordinary differential operators with middle deficiency indices
• ON J-SYMMETRIC QUASI-DIFFERENTIAL EXPRESSIONS WITH MATRIX-VALUED COEFFICIENTS
• SINGULAR DIFFERENTIAL EQUATIONS II; SOME SELF-ADJOINT EVEN ORDER CASES
• A NOTE ON THE SELF-ADJOINT DOMAINS OF SECOND-ORDER DIFFERENTIAL EQUATIONS
• INTEGRABLE-SQUARE SOLUTIONS OF ORDINARY DIFFERENTIAL EQUATIONS (III)

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