摘要
讨论了n种群时滞的中立型Lotka Volterra生态模型。利用新的重合度理论中连续性定理 。
n species neutral Lotka\|Volterra model with time delay is discussed. By using a new continuation theorem of coincidence degree theory, a sufficient condition is obtained for the existence of a positive periodic solution of this system.
出处
《数学杂志》
CSCD
北大核心
2004年第2期221-225,共5页
Journal of Mathematics
基金
SupportedbyScientificResearchFundofHubeiNormalUniversity(2 0 0 3A1 4 )
