PERIODIC SOLUTION TO PREDATOR-PREY CHAIN SYSTEM WITH IMPULSIVE EFFECTS AND BEDDINGTON-DEANGELIS FUNCTIONAL RESPONSE

作     者：Yao Zhijian (Dept. of Math. and Physics, Anhui Institute of Architecture and Industry, Hefei 230601) Yao Zhijian (Dept. of Math. and Physics, Anhui Institute of Architecture and Industry, Hefei 230601)

出 版 物：《Annals of Differential Equations》 (微分方程年刊（英文版）)

年 卷 期：2008年第24卷第3期

页      面：367-378页

学科分类：07[理学] 070104[理学-应用数学] 0701[理学-数学] 

基　　金：Natural Science Foundation of Education Department of AnhuiProvince (KJ2008B236) 

主　　题：impulsive predator-prey chain system Beddington-DeAngelis func-tional response periodic solution coincidence degree 

摘      要：In this paper, a predator-prey chain system with impulsive effects and Beddington-DeAngelis functional response is studied. We investigate the existence of periodic solu-tion by coincidence degree theory. Sufficient conditions are obtained for the existence of periodic solution.