He's frequency-amplitude formulation for nonlinear oscillators with an irrational force

Authors:
Ling Zhao
Affiliations:
Modern Textile Institute, Donghua University, 1882 Yan'an Xilu Road, Shanghai 200051, People's Republic of China
Venue:
Computers & Mathematics with Applications
Year:
2009

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Abstract

In this paper, He's frequency-amplitude formulation is applied to determine the periodic solution for a nonlinear oscillator system with an irrational force. Comparison with the exact solution shows that the result obtained is of high accuracy.