The Discreteness of the Spectrum of Self-Adjoint, Even Order, One-Term, Differential Operators

DOI10.2307/2039528zbMath0254.34027OpenAlexW4247520553MaRDI QIDQ5669095

Roger T. Lewis

Publication date: 1974

Full work available at URL: https://doi.org/10.2307/2039528

Mathematics Subject Classification ID

Ordinary differential operators (34L99)

Related Items

Singular Elliptic Operators of Second Order with Purely Discrete Spectra ⋮ Disconjugacy and transformations for symplectic systems ⋮ The effect of variable change on oscillation and disconjugacy criteria with applications to spectral theory and asymptotic theory ⋮ Discrete spectra criteria for singular differential operators with middle terms ⋮ Discreteness conditions for the spectrum of ordinary differential operators ⋮ Hardy inequality and properties of the quasilinear Sturm-Liouville problem ⋮ Oscillation and spectral properties of self-adjoint differential operators ⋮ A class of Sturm-Liouville difference equations: (Non)oscillation constants and property BD ⋮ Oscillatory and spectral properties of fourth-order differential operator and weighted differential inequality with boundary conditions ⋮ Discrete spectra criteria for certain classes of singular differential and difference operators

Cites Work

• Oscillation and nonoscillation criteria for some self-adjoint even order linear differential operators
• Equivalent boundary value problems for self-adjoint differential systems
• Unnamed Item

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