Generalization of the fourth-order Hylleraas functional for the case of a non-Hermitian unperturbed Hamiltonian

DOI10.1023/A:1019136501096zbMath0966.81016OpenAlexW214848034MaRDI QIDQ1580225

Á. Vibók, G. J. Halász

Publication date: 13 September 2000

Published in: Journal of Mathematical Chemistry (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1023/a:1019136501096

zbMATH Keywords

BSSE-free intermolecular perturbation theoryHermitian Born-Oppenheimer Hamiltonian

Mathematics Subject Classification ID

Perturbation theories for operators and differential equations in quantum theory (81Q15) Molecular physics (81V55)

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