【摘要】 本文利用比较定理,控制收敛定理和积分平均的方法,讨论一类具有无限时滞的非自治,非卷积的捕食者-食饵系统的一致持久性和正周期解。更多还原

【Abstract】 In this paper, using comparasion theorem, dominant convergence theorem and integral in mean, the authors study the uniform persistence and positive periodic solutions for noau-tonomous, nonconclution predator-prey systems with infinite delay. New and interesting results are obtained.更多还原