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有限群的弱c~*-正规子群
引用本文:钟国,杨立英,韦华全,马儇龙.有限群的弱c~*-正规子群[J].贵州师范大学学报(自然科学版),2013,31(1):44-47.
作者姓名:钟国  杨立英  韦华全  马儇龙
作者单位:1. 广西师范学院数学科学学院,广西南宁,530023
2. 广西师范学院数学科学学院,广西南宁530023;广西大学数学与信息科学学院,广西南宁530004
基金项目:国家自然科学基金项目(10961007,11161006);广西自然科学基金项目(0991101,0991102);广西教育厅科研基金项目资助;2011年广西高校人才资助计划(5070)
摘    要:群G的一个子群H称为在G中S-拟正规嵌入,如果对于任意的素数p||H|,H的Sylow p-子群也是G的某个S-拟正规子群的Sylow p-子群。称子群H是G的弱c*-正规子群,如果G有次正规子群K使得G=HK且满足H∩K在G中是S-拟正规嵌入。我们利用弱c*-正规子群的概念,研究了p-幂零群的构造,得出了一些新结果。

关 键 词:p-幂零群  弱c*-正规子群  有限群

On weakly c~*-normal subgroups of finite groups
ZHONG Guo , YANG Li-Ying , WEI Hua-quan , MA Xuan-long.On weakly c~*-normal subgroups of finite groups[J].Journal of Guizhou Normal University(Natural Sciences),2013,31(1):44-47.
Authors:ZHONG Guo  YANG Li-Ying  WEI Hua-quan  MA Xuan-long
Institution:1(1.School of Mathematical Science,Guangxi Teachers Education University,Nanning,Guangxi 530023,China; 2.College of Mathematics and Information Science,Guangxi University,Nanning,Guangxi 530004,China)
Abstract:A subgroup H of a finite group G is called S-quasinormally embedded in G if for each prime p||H|,a Sylow p-subgroup of H is also a Sylow p-subgroup of some S-quasinormal subgroup of G.A subgroup H of a group G was said to be weakly c*-normal in G if there are a subnormal subgroup T of G such that G=HT and H∩T is S-quasinormally embedded in G.Using this concept,we investigate the structure of p-nilpotent groups and obtain some new results about the weakly c*-normal subgroups.
Keywords:p-nilpotent groups  weakly c*-normal subgroups  finite groups
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