An improved amplitude-frequency formulation for nonlinear oscillators

International Journal of Nonlinear Sciences and Numerical Simulation

Volumn 9, Issue 2, 2008, Pages 211-212

  He, Ji Huan ^a  

^a DONGHUA UNIVERSITY   (China)

Author keywords

Duffing equation; Nonlinear oscillation; Period

Indexed keywords

EID: 47049083693     PISSN: 15651339     EISSN: None     Source Type: Journal    
DOI: 10.1515/IJNSNS.2008.9.2.211     Document Type: Article

References (5)

1. J.H. He, Some asymptotic methods for strongly nonlinear equations, Int. J. Mod. Phys. B, 20 (2006): 1141-1199
2. J.H.He, Nonperturbative methods for strongly nonlinear problems, dissertation.de-Verlag im Internet GmbH 2006.
3. J.H. He, Ancient Chinese algorithm: The Ying Buzu Shu (method of surplus and deficiency) vs Newton iteration method, Appl. Math. Mech. (English Ed.) 23 (2002): 1407-1412
4. J.H. He, Solution of nonlinear equations by an ancient Chinese algorithm, Appl. Math. Comput., 151(2004) 293-297
5. L. Geng, X.C. Cai. He's frequency formulation for nonlinear oscillators, Eur.J.Phys. 28(2007) 923-931