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Finite groups in which every maximal invariant subgroup of order divisible by p is nilpotent

  • Jiangtao Shi EMAIL logo , Mengjiao Shan and Fanjie Xu
Published/Copyright: July 9, 2025
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Abstract

Let A and G be finite groups such that A acts coprimely on G by automorphisms. For any fixed prime divisor p of | G | , we provide a complete characterization of the structure of a group G in which every maximal A-invariant subgroup of order divisible by p is nilpotent.

MSC 2020: 20D10; 20D15

Award Identifier / Grant number: ZR2017MA022

Award Identifier / Grant number: 11761079

Funding statement: This work was supported by the Natural Science Foundation of Shandong Province (ZR2017MA022), the National Natural Science Foundation of China (11761079) and the Graduate Innovation Foundation of Yantai University (KGIFYTU2507).

Acknowledgements

The authors are very thankful to the referee who provides us valuable comments for improving this paper.

References

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Received: 2025-01-21
Revised: 2025-04-24
Accepted: 2025-04-30
Published Online: 2025-07-09

© 2025 Walter de Gruyter GmbH, Berlin/Boston

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