期刊名称：International Journal of Mathematics and Mathematical Sciences
印刷版ISSN：0161-1712
电子版ISSN：1687-0425
出版年度：1997
卷号：20
DOI：10.1155/S0161171297000501
出版社：Hindawi Publishing Corporation
摘要：Let G be a finite group and H be an operator group of G. In this short
note, we show a relationship between subnormal subgroup chains and H-invariant subgroup
chains. We remark that the structure of H is quite restricted when G has a special H-invariant
subgroup chain.
