Finite Groups with Systems of Σ-$$\mathfrak{F}$$-Embedded Subgroups
2020
Let
$$\mathfrak{F}$$
denote a class of groups. A maximal subgroup M of G is called
$$\mathfrak{F}$$
-abnormal provided G/MG ∉
$$\mathfrak{F}$$
. We say that (K, H) is an
$$\mathfrak{F}$$
-abnormal pair of G provided K is a maximal
$$\mathfrak{F}$$
-abnormal subgroup of H. Let Σ = {G0 ≤ G1 ≤ G2 ≤ … ≤ Gn} be a subgroup series of G. A subgroup H of G is said to be Σ-
$$\mathfrak{F}$$
-embedded in G if H either covers or avoids every
$$\mathfrak{F}$$
-abnormal pair (K, H) such that Gi−1≤ K < H ≤ Gi for some i ∈ {0, 1, …, n}. In this paper, some new characterizations of p-supersoluble and p-soluble are given by discussing the properties of Σ-
$$\mathfrak{F}$$
-embedded of subgroups.
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