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.
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