Abstract
We provide estimates for the eigenvalues of non-self-adjoint Sturm–Liouville operators with periodic and antiperiodic boundary conditions for special potentials that are trigonometric polynomials. Moreover, we give error estimations and, finally, we present an example.
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The author is grateful for the Research Fund of Yalova University (project no. 2019/AP/0010).
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Nur, C. On the Estimates of Periodic Eigenvalues of Sturm–Liouville Operators with Trigonometric Polynomial Potentials. Math Notes 109, 794–807 (2021). https://doi.org/10.1134/S0001434621050114
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DOI: https://doi.org/10.1134/S0001434621050114