2 papers
math.GR2026
Profinite detection of free products and free factors
Andrei Jaikin-Zapirain, Henrique Souza, Pavel Zalesski
Let be the fundamental group of a graph of finitely generated virtually free groups with virtually cyclic edge groups. We shaw that is cohomologically good if is residu…
math.GR2021
Generalized Stallings' decomposition theorem for pro- groups
Mattheus Aguiar, Pavel Zalesski
The celebrated Stallings' decomposition theorem states that the splitting of a finite index subgroup of a finitely generated group as an amalgamated free product or an HNN-…