Pade approximants and the anharmonic oscillator

The diagonal Padé approximants of the perturbation series for the eigenvalues of the anharmonic oscillator (a βκ 1 perturbation of p 2 + κ 2) converge to the eigenvalues.

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Bibliographic Details
Published inPhysics letters. B Vol. 30; no. 9; pp. 656 - 658
Main Authors Loeffel, J.J., Martin, A., Simon, B., Wightman, A.S.
Format Journal Article
LanguageEnglish
Published Elsevier B.V 01.01.1969
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Summary:The diagonal Padé approximants of the perturbation series for the eigenvalues of the anharmonic oscillator (a βκ 1 perturbation of p 2 + κ 2) converge to the eigenvalues.
ISSN:0370-2693
1873-2445
DOI:10.1016/0370-2693(69)90087-2