Averaging with a time-dependent perturbation parameter

DOI10.1088/1361-6382/abe883zbMath1481.83103arXiv2006.12844OpenAlexW3036943050MaRDI QIDQ5163357

David Fajman, Jin Woo Jang, Gernot Heißel

Publication date: 3 November 2021

Published in: Classical and Quantum Gravity (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2006.12844

zbMATH Keywords

nonlinear oscillationsKlein-Gordon equationaveraging methodspatially homogeneous cosmologytime-dependent perturbation parameter

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Closed and approximate solutions to the Schrödinger, Dirac, Klein-Gordon and other equations of quantum mechanics (81Q05) NLS equations (nonlinear Schrödinger equations) (35Q55) Averaging method for ordinary differential equations (34C29) Covariant wave equations in quantum theory, relativistic quantum mechanics (81R20) Perturbations in context of PDEs (35B20)

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A perturbative analysis of interacting scalar field cosmologies ⋮ Scalar Field Evolution at Background and Perturbation Levels for a Broad Class of Potentials

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