]> 2026-06-29T12:15:06+00:00 Normality satisfies image condition 0 en Normality satisfies image condition Degree of irreducible representation divides index of abelian normal subgroup 0 en Degree of irreducible representation divides index of abelian normal subgroup Supersolvable implies nilpotent derived subgroup 0 en Supersolvable implies nilpotent derived subgroup Finite normal implies amalgam-characteristic 0 en Finite normal implies amalgam-characteristic Normal-homomorph-containing implies strictly characteristic 0 en Normal-homomorph-containing implies strictly characteristic Proper and normal in quasisimple implies central 0 en Proper and normal in quasisimple implies central Periodic normal implies amalgam-characteristic 0 en Periodic normal implies amalgam-characteristic Uses 132 en Uses