Positive almost periodic solutions for a class of nonlinear Duffing equations with a deviating argument
Lequn Peng, Hunan University of Arts and Science, Changde, Hunan, P. R. China E. J. Qualitative Theory of Diff. Equ., No. 6. (2010), pp. 1-12.
Wentao Wang, College of Mathematics and Information Engineering, Jiaxing University, Jiaxing, Zhejiang, P. R. China
| Communicated by Bo Zhang. | Received on 2009-03-18 Appeared on 2010-01-08 |
Abstract: In this paper, we study a class of nonlinear Duffing equations with a deviating argument and establish some sufficient conditions for the existence of positive almost periodic solutions of the equation. These conditions are new and complement to previously known results.
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