Abstract
We establish a criterion for a set of eigenfunctions of the one-dimensional Schrödinger operator with distributional potentials and boundary conditions containing the eigenvalue parameter to be a Riesz basis for \({\mathscr {L}}_2(0,\pi )\).
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Guliyev, N.J. A Riesz basis criterion for Schrödinger operators with boundary conditions dependent on the eigenvalue parameter. Anal.Math.Phys. 10, 2 (2020). https://doi.org/10.1007/s13324-019-00348-0
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DOI: https://doi.org/10.1007/s13324-019-00348-0
Keywords
- Riesz basis
- One-dimensional Schrödinger equation
- Distributional potential
- Sturm–Liouville operator
- Singular potential
- Boundary conditions dependent on the eigenvalue parameter