FINITE GROUPS WHICH HAVE MANY NORMAL SUBGROUPS

Qinhai Zhang, Xiaoqiang Guo, Haipeng Qu, Mingyao Xu

Journal of the Korean Mathematical Society · 2009 · 20 citations · 2 references

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Abstract

In this paper we classify finite groups whose nonnormal subgroups are of order p or pq, where p, q are primes. As a by-product, we also classify the finite groups in which all nonnormal subgroups are cyclic.

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