简介：ConsideraC^*-system(C(X)zn,α)，whereαisahomeomorphismofXsuchthatα^n=id.TheauthorscharacterizethepurestatespaceofC(X)xαzn,thetransitionprobabilityandorientationonit.Twospecialcases(freeactionandn=2)arestudiedindetail.
PURE STATE APPROACH TO C（X）xα Zn
