摘要
设f是紧致度量空间M上的自覆盖映射,本文证明(a)(c)结合[2](a)(b)且(a)(c)
Suppose that f be a self-covering map on a compact metric space M. This paper proves that follwing conditions are equivalent: (a) fis a Anosov map, (b) fis expansive and has the pseudo-orbit-tracting property, (c) qf has hyperbolic coordinates.