设G为有限群,k1(G)表示群G中最高阶元素的阶.证明了:对称群Sn可以由其阶|Sn|与最高阶元素的阶k1(Sn)唯一刻画,其中n=5,6,7.
Let G be a finite group, and kl (G) be the largest element order of G. In this paper, it shows that symmetric groups Sn can be uniquely determined by its order | Sn | and the largest element order kl (Sn), where n=5,6,7.