Strange non-attracting chaotic sets, crises, and fluctuating Lyapunov exponents

被引:35
作者
Dawson, SP [1 ]
机构
[1] UNIV BUENOS AIRES,FAC CIENCIAS EXACTAS & NAT,INST ASTRON & FIS ESPACIO,RA-1428 BUENOS AIRES,DF,ARGENTINA
关键词
D O I
10.1103/PhysRevLett.76.4348
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Chaotic attractors containing periodic orbits with different numbers of unstable directions display fluctuating Lyapunov exponents. We show that the existence of certain nonattracting chaotic sets inside the attractor guarantees the occurrence of this behavior in a persistent manner. These nonattracting sets can be brought inside the attractor via a new type of crisis and may be created, as a parameter is varied, via a sequence of bifurcations out of unstable periodic orbits.
引用
收藏
页码:4348 / 4351
页数:4
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