3 papers
math.GR2026
The Picky and Subnormalizer Conjectures for symmetric groups
Juan MartÃnez Madrid
A new type of conjectures on characters of finite groups, related to the McKay conjecture, have recently been proposed. In this paper, we study these conjectures for symmetric grou…
math.GR2025
Multiplicities of fields of values of conjugacy classes in finite groups
Juan MartÃnez Madrid, Marco Vergani
Given a group we write to denote the maximum number of times that a field extension of appears as the field of values of a conjugacy class of a group. In th…
math.GR2025
Wreath products and the non-coprime problem
Nguyen N. Hung, Attila Maróti, Juan MartÃnez Madrid
Let be the wreath product of a nontrivial finite group with conjugacy classes and a transitive permutation group of degree acting on the set of di…