当前位置: 首页 > 文章 > 一类多时滞食物链系统正解的存在性和系统的持久性 黑龙江八一农垦大学学报 2011,23 (6) 79-81
Position: Home > Articles > Persistence for a Food Chain System with Time Delays and Existence for It's Positive Solutions Journal of Heilongjiang Bayi Agricultural University 2011,23 (6) 79-81

一类多时滞食物链系统正解的存在性和系统的持久性

作  者:
朱焕
单  位:
黑龙江八一农垦大学文理学院
关键词:
食物链系统;永久持续;时滞;功能反应
摘  要:
研究了一类具有多时滞及HollingⅡ类功能反应函数的三种群食物链系统,证明了系统正解的存在性,利用比较原理给出了系统为永久持续生存的充分条件。
译  名:
Persistence for a Food Chain System with Time Delays and Existence for It's Positive Solutions
作  者:
Zhu Huan(College of Science,Heilongjiang Bayi Agricultural University,Daqing 163319)
关键词:
food chain system;permanent persistent survival;time delay;functional response
摘  要:
A food chain model with time delays and HollingⅡ functional response is studied in this paper.The existence of the positive solutions of this system is established,and sufficient conditions about the permanent persistent survival of the system are derived by using comparison principle.

相似文章

计量
文章访问数: 8
HTML全文浏览量: 0
PDF下载量: 0

所属期刊

推荐期刊