2 papers
math.GR2026
Conjugacy Problem for Dehn Twists of Free Products of Free Abelian Groups
Amir Y. Weiss Behar, Chris Karpinski, Bratati Som
We show solubility of the conjugacy problem for Dehn twist automorphisms of finitely generated free products of free abelian groups.
math.GR2025
On acylindrical tree actions and outer automorphism group of Baumslag-Solitar groups
Bratati Som, Daxun Wang
This paper explores acylindrical actions on trees, building on previous works related to the mapping class group and projection complexes. We demonstrate that the quotient action o…