Closed formula for the metric in the Hilbert space of a PT-symmetric model
Mathematical Physics
2009-11-11 v1 math.MP
Quantum Physics
Abstract
We introduce a very simple, exactly solvable PT-symmetric non-Hermitian model with real spectrum, and derive a closed formula for the metric operator which relates the problem to a Hermitian one.
Cite
@article{arxiv.math-ph/0604055,
title = {Closed formula for the metric in the Hilbert space of a PT-symmetric model},
author = {D. Krejcirik and H. Bila and M. Znojil},
journal= {arXiv preprint arXiv:math-ph/0604055},
year = {2009}
}
Comments
LaTeX, 13 pages; to appear in Journal of Physics A