2 papers
math.GR2026
Nearly-linear solution to the word problem for 3-manifold groups
Alessandro Sisto, Stefanie Zbinden
We show that the word problem for any 3-manifold group is solvable in time . Our main contribution is the proof that the word problem for admissible graphs of groups,…
math.GT2024
(Non-)existence of Cannon-Thurston maps for Morse boundaries
Ruth Charney, Matthew Cordes, Antoine Goldsborough +2
We show that the Morse boundary exhibits interesting examples of both the existence and non-existence of Cannon-Thurston maps for normal subgroups, in contrast with the hyperbolic…