摘要
利用重合度理论建立了一类周期中立型时滞捕食者-食饵系统正周期解的全局存在性的充分条件.
Sufficient conditions are obtained for the global existence of a positive periodic solution of periodic neutral delay predator-prey system by using the method of coincidence degree theory.
出处
《生物数学学报》
CSCD
2003年第4期385-389,共5页
Journal of Biomathematics
基金
Project is Supported by Foundation of Educational Committee of Hubei Province (2002X13)