Reality and non-reality of the spectrum of $$
\mathcal{P}\mathcal{T}
$$-symmetric operators: Operator-theoretic criteria |
| |
| Authors: | E Caliceti and S Graffi |
| |
| Institution: | 1.Dipartimento di Matematica,Università di Bologna, and INFN,Bologna,Italy |
| |
| Abstract: | We generalize some recently established criteria for the reality and non-reality of the spectrum of some classes of \(\mathcal{P}\mathcal{T}\)-symmetric Schrödinger operators. The criteria include cases of discrete spectra and continuous ones. |
| |
| Keywords: | |
| 本文献已被 SpringerLink 等数据库收录！ |
|
