Abstract
A theorem is proved regarding the expansion in the eigenfunctions of the one-dimensional Schrödinger equationL = −d z/dx 2+q(x)(−∞<x<∞)with a potential q(x), satisfying the condition
where q±(x) are periodic functions.
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Literature cited
N. E. Firsova, “The Riemann surface of a quasiimpulse, and scattering theory for a perturbed Hill operator,” in: The Mathematical Questions of the Theory of Wave Propagation [in Russian], No. 7 (1974), pp. 51–62.
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Additional information
Translated from Teoriya Funktsii, Funktsional'nyi Analiz i Ikh Prilozheniya, No. 50, pp. 3–8, 1988.
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Anoshchenko, O.A. Expansion in the eigenfunctions of the schrödinger equation with a potential having a periodic asymptotic behavior. J Math Sci 49, 1237–1241 (1990). https://doi.org/10.1007/BF02209164
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DOI: https://doi.org/10.1007/BF02209164