Abstract
For any partition \(\sigma\) of the set \(\mathbb{P}\) of all primes, it is proved that if a subgroup H of a finite \(3^{'}\)-group G is \(\sigma\)-subnormal in \(<H,H^x>\) for any \(x \in G\), then H is \(\sigma\)-subnormal in G.
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Funding
The work by S.F. Kamornikov is conducted under financial support of the Ministry of Education of the Republic of Belarus (GR no. 20191056).
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Russian Text © The Author(s), 2020, published in Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika, 2020, No. 8, pp. 36–43.
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Kamornikov, S.F., Tyutyanov, V.N. A Criterion for the \(\sigma\)-Subnormality of a Subgroup in a Finite \(3^{'}\)-Group. Russ Math. 64, 30–36 (2020). https://doi.org/10.3103/S1066369X20080046
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DOI: https://doi.org/10.3103/S1066369X20080046