Average conditions for permanence and ex
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Fengde Chen
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Article
📅
2006
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Elsevier Science
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English
⚖ 224 KB
In this paper, we consider a general nonautonomous n-species Gilpin-Ayala competitive system, which is more general and more realistic than classical Lotka-Volterra competition model. By means of Ahmad and Lazer's definitions of lower and upper averages of a function, we first give the average condi