<p>Let <i>G</i> be a finite group. A subgroup <i>H</i> of <i>G</i> is said to be <i>S</i>-permutable in <i>G</i> if <i>H</i> permutes with all Sylow subgroups of <i>G</i>. We denote by <InlineEquation ID="IEq1"> <EquationSource Format="TEX">\(H^{sG}\)</EquationSource> <EquationSource Format="MATHML"><math> <msup> <mi>H</mi> <mrow> <mi mathvariant="italic">sG</mi> </mrow> </msup> </math></EquationSource> </InlineEquation> the <i>S</i>-permutable closure of <i>H</i> in <i>G</i>, that is, the intersection of all <i>S</i>-permutable subgroups of <i>G</i> that contain <i>H</i>. A subgroup <i>H</i> of <i>G</i> is called Hall <i>S</i>-permutably embedded (or Hall <i>S</i>-quasinormally embedded) in <i>G</i> if <i>H</i> is a Hall subgroup of its <i>S</i>-permutable closure <InlineEquation ID="IEq2"> <EquationSource Format="TEX">\(H^{sG}\)</EquationSource> <EquationSource Format="MATHML"><math> <msup> <mi>H</mi> <mrow> <mi mathvariant="italic">sG</mi> </mrow> </msup> </math></EquationSource> </InlineEquation>. In this paper, we investigate the structure of a finite group <i>G</i> under the assumption that maximal or minimal subgroups of a Sylow subgroup are Hall <i>S</i>-permutably embedded in <i>G</i>.</p>

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Additional Sufficient Conditions for a Finite Group to be p-Nilpotent

  • Qinghong Guo,
  • Zheng Huang,
  • Weijun Liu

摘要

Let G be a finite group. A subgroup H of G is said to be S-permutable in G if H permutes with all Sylow subgroups of G. We denote by \(H^{sG}\) H sG the S-permutable closure of H in G, that is, the intersection of all S-permutable subgroups of G that contain H. A subgroup H of G is called Hall S-permutably embedded (or Hall S-quasinormally embedded) in G if H is a Hall subgroup of its S-permutable closure \(H^{sG}\) H sG . In this paper, we investigate the structure of a finite group G under the assumption that maximal or minimal subgroups of a Sylow subgroup are Hall S-permutably embedded in G.