Structure of Groups with Generalized Normal Subgroups

• 作 者: Mohammad Arshaduzzaman
• 机 构: DepartmentofMathematics
• 出 处: 理论数学进展(英文)
• 发表日期: 2014年6期
• 关键词: NORMALITY NEARLY NORMALITY NORMALIZER SUBGROUP Normality Nearly Normality Normal

The present paper deals with a subgroup X of a group G is almost normal if the index |G: NG(X)| is finite, while X is nearly normal if it has finite index in the normal closure XG. This paper investigates the structure of groups in which every (infinite)