外自同构群 1. And their automorphism group sand outer automorphism groups are determined. 对任意奇素数p,引入了一类所谓的算术p-群,并确定了其自同构群和外自同构群,所得结果推广具有一个循环极大子群的p-群的相应结论。 2. The outer automorphism group of the free product of two syclic groups is...