摘要
本文证明了在一般紧致拓扑度量空间上 ,恒同映射的系统及压缩映射的系统拓扑熵都为零 ;
We prove in this paper that topological entropy is zreo, that syestems of equivariant mapping(id) and that syestems of compression mapping;and the topological entropy is positiv, that extensible mapping in the compact topogical metric space.
