Finite simple exceptional groups of Lie type in which all the subgroups of odd index are pronormal

23 Nov 2019 Kondrat'ev A. S. Maslova N. V. Revin D. O.

A subgroup $H$ of a group $G$ is said to be pronormal in $G$ if $H$ and $H^g$ are conjugate in $\langle H, H^g \rangle$ for every $g \in G$. In this paper we classify finite simple groups $E_6(q)$ and ${}^2E_6(q)$ in which all the subgroups of odd index are pronormal... (read more)

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  • GROUP THEORY