Near-resonances and detuning in classical and quantum mechanics

From the point of view of perturbation theory, (perturbations of) near-resonant systems are plagued by small denominators. These do not affect (perturbations of) fully resonant systems; so it is in many ways convenient to approximate near resonant systems as fully resonant ones, which correspond to...

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Bibliographic Details
Main Authors: G. Gaeta, G. Pucacco
Format: Article
Language:English
Published: AIMS Press 2023-01-01
Series:Mathematics in Engineering
Subjects:
Online Access:https://www.aimspress.com/article/doi/10.3934/mine.2023005?viewType=HTML