Multi-Frequency Homotopy Analysis Method for Coupled Van der Pol-Duffing System with Time Delay

This paper mainly studied the analytical solutions of three types of Van der Pol-Duffing equations. For a system with parametric excitation frequency, we knew that the ordinary homotopy analysis method would be unable to find the analytical solution. Thus, we primarily used the multi-frequency homot...

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Bibliographic Details
Main Authors: Youhua Qian, Shuli Wang, Shuping Chen
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/11/2/407