Browsing by Author "Legchekova, Helena V."

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  • Legchekova, Helena V. (ДЗ "Луганський національний університет імені Тараса Шевченка, 2005)
    Let A, B be subgroups of a group G and ∅ 6= X ⊆ G. A subgroup A is said to be X-permutable with B if for some x ∈ X we have ABx = BxA. We obtain some new criterions for supersolubility of a finite group G = AB, where A ...