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机译:A NOTE ON SOLITARY SUBGROUPS OF FINITE GROUPS
Univ Politecn Valencia, Inst Univ Matemat Pura & Aplicada, E-46100 Burjassot, Valencia, Spain;
Univ Iberoamer, Area Matemet, Univ Autonoma Santo Domingo & Ciclo Gen, Dept Matemat, Santo Domingo, Dominican Rep;
Finite group; Fitting class; Formation; Quotient solitary subgroup; Solitary subgroup;