Non-real eigenvalues for indefinite \(q\)-Sturm-Liouville problem

DOI10.1007/S40840-023-01570-7zbMath1523.39005OpenAlexW4386069711MaRDI QIDQ6052965

Fu Sun

Publication date: 25 September 2023

Published in: Bulletin of the Malaysian Mathematical Sciences Society. Second Series (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s40840-023-01570-7

zbMATH Keywords

upper boundsnon-real eigenvaluesindefinite\(q\)-Sturm-Liouville problem

Mathematics Subject Classification ID

Sturm-Liouville theory (34B24) Discrete version of topics in analysis (39A12) Difference equations, scaling ((q)-differences) (39A13) Eigenvalues, estimation of eigenvalues, upper and lower bounds of ordinary differential operators (34L15) Boundary value problems for difference equations (39A27)

Cites Work

• Bounds on real and imaginary parts of non-real eigenvalues of a non-definite Sturm-Liouville problem
• \(q\)-fractional calculus and equations
• Non-real eigenvalues of indefinite Sturm-Liouville problems
• Basic Sturm–Liouville problems
• Estimates on the non-real eigenvalues of regular indefinite Sturm–Liouville problems
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