摘要
研究拓扑动力系统在半群作用下的传递性和混合性,得出了半群作用下弱混合的几个等价条件,证明了如果对于任意的非空开集U,VX均有N(U,V)∈F*F^(-1),这里F是一个IP集,那么(S,X)是mild混合的.
Let( S; X) be a dynamical system. In this paper,transitivity and mixing of subsemigroups actions are studied. We obtain some equivalents of weakly mixing and show that if for every non- empty open sets U,VX,N( U,V) ∈F* F^(-1),where F is an IP set,then( S,X) is mild mixing.
出处
《嘉应学院学报》
2016年第8期5-7,共3页
Journal of Jiaying University
基金
嘉应学院科研基金资助项目(2015KJY03)