Communications in Mathematical Physics · 1980 · 230 citations · 8 references
Natural SciencesPhysicsDynamical SystemsTheoretical PhysicsVibrationHarmonic AnalysisOscillatorsPerturbation MethodsPerturbation TheoryAnharmonic PerturbationsAnharmonic VibrationsAnharmonicity
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Stephen Hoffman · American Mathematical Monthly · 1968 · 1.2K citations
Coupling constant analyticity for the anharmonic oscillator
Barry Simon, Arnold A. Dicke · Annals of Physics · 1970 · 704 citations
Pade approximants and the anharmonic oscillator
J. J. Loeffel, A. Martin, Barry Simon et al. · Physics Letters B · 1969 · 248 citations · Full text