Faculty of Science, Xi'an Jiaotong University, Xi'an 710049, China.;Department of Mathematics, Shanxi University, Taiyuan 030006, China.
Abstract:
A subgroup H of a finite group G is said to be complemented in G if there exists a subgroup K of G such that G = HK and H n X = 1. In this easel K is called a complement of H in G. In this note some results on complemented subgroups of finite groups are obtained.