Spectral Analysis of Q-Difference Equations With Spectral Singularities

Adivar, MBohner, M2023-06-162023-06-1620060895-71771872-9479https://doi.org/10.1016/j.mcm.2005.04.014https://hdl.handle.net/20.500.14365/1331In this paper we investigate the eigenvalues and the spectral singularities of non-selfadjoint q-difference equations of second order with spectral singularities. (c) 2005 Elsevier Ltd. All rights reserved.eninfo:eu-repo/semantics/closedAccessspectral analysisq-difference equationspectral singularityeigenvalueSchrodinger-OperatorsQuadratic PencilSpectral Analysis of Q-Difference Equations With Spectral SingularitiesArticle10.1016/j.mcm.2005.04.0142-s2.0-33645018710