By a dynamical system we mean a pair of (X,T), whereX is compact Hausdorff space. In this paper we define an adherence semigroupA(X,T--X x, which is the set of all pointwise limit of subnets of(T n)n∈N. We will prove...By a dynamical system we mean a pair of (X,T), whereX is compact Hausdorff space. In this paper we define an adherence semigroupA(X,T--X x, which is the set of all pointwise limit of subnets of(T n)n∈N. We will prove some commonness between adherence semigroup and Ellis semigroup.展开更多
文摘By a dynamical system we mean a pair of (X,T), whereX is compact Hausdorff space. In this paper we define an adherence semigroupA(X,T--X x, which is the set of all pointwise limit of subnets of(T n)n∈N. We will prove some commonness between adherence semigroup and Ellis semigroup.