Abstract: Let G be a finite p-solvable group and let G* be the set of p′-elements of primary and biprimary orders of G. We show that when the conjugacy class sizes of G* are {1, m,p^a,mp^a} with (m,p) = 1, then the p-complements of G are nilpotent and m is a prime power.
DOI: *As the DOI is a unique identifier, it is already available in the pdf version. **The DOI link will be activated in the first midst of January 2026.
Qingjun Kong, "The Influence of Conjugacy Class Sizes on the Structure of Finite Groups," WSEAS Transactions on Mathematics, vol. 14, pp. 97-105, 2015, DOI:
Qingjun Kong. The Influence of Conjugacy Class Sizes on the Structure of Finite Groups.
WSEAS Transactions on Mathematics. 2015;14:97-105.