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Showing 1 to 1 of 1 for “"Permutability graph"”.
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A probabilistic approach to a classical result of ore
… pairs of commuting subgroups via an appropriate graph. Looking at the literature, we noted that a similar problem motivated the permutability graph of non–normal subgroups ΓN (G) in 1995, that is, the graph where all proper non– normal subgroups of G form the vertex set of ΓN (G) and two vertices …