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Sibirsk. Mat. Zh., 2022 Volume 63, Number 3, Pages 626–638 (Mi smj7681)

Lattice characterizations of finite supersoluble groups

A. -M. Liua, W. Guoa, I. N. Safonovab, A. N. Skibac

a School of Science, Hainan University
b Belarusian State University, Minsk
c Gomel State University named after Francisk Skorina

Abstract: Let $G$ be a finite group. A subgroup $H$ of $G$ is $\mathfrak {U}$-normal in $G$ if every chief factor of $G$ between $H_{G}$ and $H^{G}$ is cyclic; $H$ is Sylow permutable in $G$ if $H$ commutes with every Sylow subgroup $P$ of $G$, i.e., $HP = PH$. We say that a subgroup $H$ of $G$ is $\mathfrak{U} \wedge sp$-embedded in $G$ if $H = A \cap B$ for some $\mathfrak{U}$-normal subgroup $A$ and Sylow permutable subgroup $B$ in $G$. We find the systems of subgroups $\mathcal L$ in $G$ such that $G$ is supersoluble provided that each $H \in \mathcal L$ is $\mathfrak{U} \wedge sp$-embedded in $G$. In particular, we give new characterizations of finite supersoluble groups.

Keywords: finite group, Sylow permutable subgroup, $\mathfrak{U}$-normal subgroup, $\mathfrak{U} \wedge sp$-embedded subgroup, supersoluble group.

UDC: 512.542

Received: 12.09.2021
Revised: 03.11.2021
Accepted: 10.12.2021

DOI: 10.33048/smzh.2022.63.311


 English version:
Siberian Mathematical Journal, 2022, 63:3, 520–529


© Steklov Math. Inst. of RAS, 2024