Electron. J. Diff. Eqns., Vol. 2009(2009), No. 100, pp. 1-11.

Positive almost periodic solutions of non-autonomous delay competitive systems with weak Allee effect

Yongkun Li, Kaihong Zhao

Abstract:
By using Mawhin's continuation theorem of coincidence degree theory, we obtain sufficient conditions for the existence of positive almost periodic solutions for a non-autonomous delay competitive system with weak Allee effect.

Submitted April 6, 2009. Published August 19, 2009.
Math Subject Classifications: 34K14, 92D25.
Key Words: Positive almost periodic solution; coincidence degree; delay; non-autonomous competitive systems.

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Yongkun Li
Department of Mathematics, Yunnan University
Kunming, Yunnan 650091, China
email: yklie@ynu.edu.cn
Kaihong Zhao
Department of Mathematics, Yuxi Normal University
Yuxi, Yunnan 653100, China
email: zhaokaihongs@126.com

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