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PERIODIC SOLUTIONS FOR A DELAYED PREDATOR-PREY SYSTEM WITH DISPERSAL AND IMPULSES
被引:0
作者:
Liu, Qiming
[1
]
Dong, Shijie
[1
]
机构:
[1] Shijiazhuang Mech Engn Coll, Dept Math, Shijiazhuang 050003, Peoples R China
关键词:
Predator-prey system;
impulse;
dispersion;
periodic solution;
coincidence degree;
D O I:
暂无
中图分类号:
O29 [应用数学];
学科分类号:
070104 ;
摘要:
A delayed predator-prey system with prey dispersal in n-patch environments and impulse effects is investigated. By using Gaines and Mawhin's continuation theorem of coincidence degree theory, a set of easily verifiable sufficient conditions are derived for the existence of positive periodic solutions to the system.
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页数:14
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