Pseudo-Hermiticity and theory of singular perturbations

DOI10.1023/B:MATH.0000035041.51625.cezbMath1067.47017OpenAlexW2028865967MaRDI QIDQ1885778

Sergei Kuzhel, Sergio A. Albeverio

Publication date: 12 November 2004

Published in: Letters in Mathematical Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1023/b:math.0000035041.51625.ce

zbMATH Keywords

singular perturbationsindefinite metricpseudo-Hermitian operatoroperator of transition

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Perturbation theory of linear operators (47A55) Perturbation theories for operators and differential equations in quantum theory (81Q15)

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