Resumen de Groups of units of integral group rings commensurable with direct products of free-by-free groups

Eric Jespers , Antonio Pita, Ángel del Río Mateos , Manuel Ruiz Muñoz, Pavel A. Zalesskii

• We classify the finite groups G such that the group of units of the integral group ring has a subgroup of finite index which is a direct product of free-by-free groups.