On the Spectrum of a Discrete Non-Hermitian Quantum System
Mathematical Physics
2009-01-20 v1 math.MP
Quantum Physics
Abstract
In this paper, we develop spectral analysis of a discrete non-Hermitian quantum system that is a discrete counterpart of some continuous quantum systems on a complex contour. In particular, simple conditions for discreteness of the spectrum are established.
Cite
@article{arxiv.0901.2916,
title = {On the Spectrum of a Discrete Non-Hermitian Quantum System},
author = {Ebru Ergun},
journal= {arXiv preprint arXiv:0901.2916},
year = {2009}
}