THE PERMANENCE OF A DISCRETE PREDATOR-PREY SYSTEM WITH TIME DELAYS  

作　　者：Qiuying Li, Fengqin Zhang, Hanwu Liu, Jiang Lv (Dept. of Math., Yuncheng University, Yuncheng 044000, Shanxi) 

出　　处：《Annals of Differential Equations》2011年第2期176-182,共7页微分方程年刊（英文版）

基　　金：supported by the National Natural Sciences Foundation of China (11071283);the Sciences Foundation of Shanxi (2009011005-3);the Major Subject Foundation of Shanxi

摘　　要：In this paper, a discrete predator-prey system with time delay is considered. Sufficient conditions which guarantee the permanence of all positive solutions to this discrete system are obtained.In this paper, a discrete predator-prey system with time delay is considered. Sufficient conditions which guarantee the permanence of all positive solutions to this discrete system are obtained.

关 键 词：PERMANENCE PREDATOR-PREY DISCRETE DELAY 

分 类 号：O175[理学—数学]