In this paper, We got the following resust: G: E^4→E^4 is a Continuous map, n∈N, then there exists a point x∈E^4, suth that G(x)=x^n, here the multiplication in E^4 is decired from the division ring H of quaternions.
文摘In this paper, We got the following resust: G: E^4→E^4 is a Continuous map, n∈N, then there exists a point x∈E^4, suth that G(x)=x^n, here the multiplication in E^4 is decired from the division ring H of quaternions.