摘要
考察了底空间为ΣN×S1的疯狂动力系统的拓扑熵,确定其范围为lgN~2lgN;并给出当纤维映射中含有旋转映射时该系统拓扑熵的范围.
The topological entropy of a crazy dynamic system with Σ_N×S^1 as the basic space is investigated, and its range is pointed out: lg N~2lg N. Moreover, a more exact result is given when the rotation maps occur in the fiber maps.
出处
《吉林大学学报(理学版)》
CAS
CSCD
北大核心
2004年第3期377-379,共3页
Journal of Jilin University:Science Edition