Listar MAT_Articles por fuente "Ricerche di Matematica, 2024, p. 1-8"
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A criterion for a normal subgroup to be hypercentral based on class sizes
Springer (2024)Let G be a finite group and N a normal subgroup of G. We prove that the knowledge of the sizes of the conjugacy classes of G that are contained in N and of their multiplicities provides information of N in relation to the ...