Periodic solutions for some strongly nonlinear oscillations by He's energy balance method

Authors:
Hui-Li Zhang
Affiliations:
Department of Mathematics, Kunming College, No.2 Kunshi Road, Kunming, Yunnan, 650031, China
Venue:
Computers & Mathematics with Applications
Year:
2009

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Abstract

This paper applies He's energy balance method to determine frequency-amplitude relations of nonlinear oscillators with discontinuous terms or high nonlinearities. The obtained results are valid for the whole solution domain with high accuracy.