Chaos induced by regular snap-back repellers

被引:40
作者
Shi, Yuming [1 ]
Yu, Pei [2 ]
机构
[1] Shandong Univ, Dept Math, Jinan 250100, Peoples R China
[2] Univ Western Ontario, Dept Appl Math, London, ON N6A 5B7, Canada
基金
加拿大自然科学与工程研究理事会; 中国国家自然科学基金;
关键词
chaos; snap-back repeller; coupled-expanding map;
D O I
10.1016/j.jmaa.2007.05.005
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
This paper is concerned with chaos induced by regular snap-back repellers. One new criterion of chaos induced by strictly coupled-expanding maps in compact sets of metric spaces is established. By employing this criterion, the nondegenerateness assumption in the Marotto theorem established in 1978 is weakened. In addition, it is proved that a regular snap-back repeller and a regular homoclinic orbit to a regular expanding fixed point in finite-dimensional spaces imply chaos in the sense of Li-Yorke. An illustrative example is provided with computer simulations. (C) 2007 Elsevier Inc. All rights reserved.
引用
收藏
页码:1480 / 1494
页数:15
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