Spectral properties of a singular differential operator on an interval with transmission conditions

DOI10.1134/s0012266123050026zbMath1522.34044OpenAlexW4385392436MaRDI QIDQ6112412

I. S. Lomov

Publication date: 7 August 2023

Published in: Differential Equations (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1134/s0012266123050026

Mathematics Subject Classification ID

Eigenfunctions, eigenfunction expansions, completeness of eigenfunctions of ordinary differential operators (34L10) Linear boundary value problems for ordinary differential equations (34B05) Eigenvalues, estimation of eigenvalues, upper and lower bounds of ordinary differential operators (34L15) Boundary eigenvalue problems for ordinary differential equations (34B09)

Cites Work

• Nonsmooth eigenfunctions in problems of mathematical physics
• Sturm-Liouville operators with singular potentials
• On the basis property of eigenfunctions of a singular second-order differential operator
• The Bessel inequality and the basis property of root functions of a second-order singular differential operator
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