3 papers
math.GR2026
The profinite genus of the groups
Marlon Estanislau, John MacQuarrie, Anderson Porto
A formula is given for the profinite genus of groups of the form , completing the calculation of the size of the genus of semidirect products of the f…
math.RT2025
A recognition theorem for permutation modules over -groups extending Weiss' Theorem
Marlon Estanislau
Let be a finite -group with normal subgroup , and a complete discrete valuation ring in mixed characteristic. We characterize permutation -modules in terms of mod…
math.RT2025
Permutation modules over cyclic -groups
Marlon Estanislau
Let be a cyclic -group for some prime number and let be a complete discrete valuation ring in mixed characteristic. In this paper, we present a generalization of t…