Determination of natural frequencies by coupled method of homotopy perturbation and variational method for strongly nonlinear oscillators

DOI10.1063/1.3534010zbMath1314.34076OpenAlexW1995278211MaRDI QIDQ5256250

Jafar Langari, Mehdi Akbarzade

Publication date: 22 June 2015

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

Full work available at URL: https://doi.org/10.1063/1.3534010

Mathematics Subject Classification ID

Perturbations of ordinary differential equations (34D10) Nonlinear oscillations and coupled oscillators for ordinary differential equations (34C15) Nonlinear resonances for nonlinear problems in mechanics (70K30)

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