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具有时滞和分段常数变量的食物有限模型的稳定性与分支分析

朱晓琳 陈斯养

纺织高校基础科学学报2012,Vol.25Issue(3):268-278,11.
纺织高校基础科学学报2012,Vol.25Issue(3):268-278,11.

具有时滞和分段常数变量的食物有限模型的稳定性与分支分析

Stability and bifurcation analysis of the food-limited model with time delay and piecewise constant variables

朱晓琳 1陈斯养1

作者信息

  • 1. 陕西师范大学 数学与信息科学学院,陕西 西安 710062
  • 折叠

摘要

Abstract

The stability,flip bifurcation and Neimark-Sacker bifurcation of a discrete-time single population model with food-limited and time delay are investigated in this paper.The sufficient conditions for existence and stability of bifurcation are derived by using piecewise constant arguments,center manifold theorem and bifurcation theory.Numerical simulations are presented not only to illustrate our results with the theoretical analysis,but also to exhibit the complex dynamical behaviors.

关键词

局部稳定性/分段常数变量/翻转分支/Neimark-Sacker 分支

Key words

local stability/piecewise constant variables/flip bifurcation/Neimark-Sacker bifurcation

分类

数理科学

引用本文复制引用

朱晓琳,陈斯养..具有时滞和分段常数变量的食物有限模型的稳定性与分支分析[J].纺织高校基础科学学报,2012,25(3):268-278,11.

基金项目

Supported by the National Natural Foundation of China (10871122 ()

11171119) ()

纺织高校基础科学学报

OACSTPCD

1006-8341

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