0433614 - ÚJF 2015 RIV US eng J - Článek v odborném periodiku
Levai, G. - Růžička, František - Znojil, Miloslav
Three Solvable Matrix Models of a Quantum Catastrophe.
International Journal of Theoretical Physics. Roč. 53, č. 9 (2014), s. 2875-2890. ISSN 0020-7748. E-ISSN 1572-9575
Institucionální podpora: RVO:61389005
Klíčová slova: quantum theory * PT symmetry * Finite-dimensional non-Hermitian Hamiltonians * exceptional-point localization * quantum theory of catastrophes * methods of computer algebra
Kód oboru RIV: BE - Teoretická fyzika
Impakt faktor: 1.184, rok: 2014 ; AIS: 0.172, rok: 2014
DOI: https://doi.org/10.1007/s10773-014-2085-x

Three classes of finite-dimensional models of quantum systems exhibiting spectral degeneracies called quantum catastrophes are described in detail. Computer-assisted symbolic manipulation techniques are shown unexpectedly efficient for the purpose.
Trvalý link: http://hdl.handle.net/11104/0237820