On the spectrum of a discrete non-Hermitian quantum system

DOI10.3842/SIGMA.2009.007zbMath1163.39006arXiv0901.2916MaRDI QIDQ1016725

Ebru Ergun

Publication date: 21 May 2009

Published in: SIGMA. Symmetry, Integrability and Geometry: Methods and Applications (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/0901.2916

zbMATH Keywords

eigenvalueeigenvectorspectrumdifference operatorcompletely continuous operatordiscrete non-Hermitian quantum system

Mathematics Subject Classification ID

General spectral theory of ordinary differential operators (34L05) Selfadjoint operator theory in quantum theory, including spectral analysis (81Q10) Discrete version of topics in analysis (39A12) Difference operators (39A70)

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