By using the concept of almost normal about maximal subgroup, some sufficient and necessary conditions for a finite group to be solvable are obtained.

利用极大子群的几乎正规的概念得到了有限群为可解群的若干充要条件。

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By using the concept of almost normal about maximal subgroup, some sufficient and necessary conditions for a finite group to be solvable are obtained.

利用极大子群的几乎正规的概念得到了有限群为可解群的若干充要条件。

youdao