The perturbed two-dimensional oscillator: eigenvalues and infinite-field limits via continued fractions, renormalised perturbation theory and moment methods

DOI10.1088/0305-4470/22/7/014zbMath0681.70019OpenAlexW2047058188MaRDI QIDQ4730831

Edward R. Vrscay, Carlos R. Handy

Publication date: 1989

Published in: Journal of Physics A: Mathematical and General (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1088/0305-4470/22/7/014

zbMATH Keywords

continued-fraction representationsfactorised wavefunctioninfinite-field limit Hamiltonianperturbed two-dimensional oscillator HamiltonianRayleigh-Schrödinger perturbation series to large orderrenormalised version of perturbation theory

Mathematics Subject Classification ID

Hamilton's equations (70H05) Classical field theories (70Sxx)

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