Based on Wielandt＇s criterion for subnormality of subgroups in finite groups, we study 2-maximal subgroups of finite groups and present another subnormality criterion in finite solvable groups.
基金Supported by National Natural Science Foundation of China (Grant Nos. 10961007, 10871210)Natural Science Foundation of Guangxi Province (Grant No. 0991101)Guangxi Education Department
文摘A subgroup H of a finitegroup G is called a c＊-normal subgroup of G if there exists a
基金Supported by NSF of China(Grant Nos.10961007,10871210)NSF of Guangxi(Grant No.0991101)Guangxi Education Department
文摘Based on Wielandt＇s criterion for subnormality of subgroups in finite groups, we study 2-maximal subgroups of finite groups and present another subnormality criterion in finite solvable groups.
