Periodic solutions in higher-dimensional Lotka-Volterra neutral competition systems with state-dependent delays

被引:2
作者
Zhou, Zhihu
Yang, Zhihui [1 ]
机构
[1] Anhui Univ Finance & Econ, Sch Stat & Appl Math, Dept Appl Math, Bengdu 233030, Peoples R China
[2] Anhui Univ Finance & Econ, Bengbu 233030, Peoples R China
关键词
neutral Lotka-Volterra system; state-dependent delays; coincidence degree positive periodic solution;
D O I
10.1016/j.amc.2006.11.174
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Positive periodic solutions for two-dimensional neutral Lotka-Volterra system with state-dependent delays are considered by the theory of coincidence degree and some new techniques of computation. Applying this method for higherdimensional system, we can also get more general conclusions and give many easy and verifiable conditions for some special cases of system by restricting its coefficients. (c) 2006 Elsevier Inc. All rights reserved.
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页码:986 / 995
页数:10
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