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math.GR2025
Rotation sets and axes in the fine curve graph for torus homeomorphisms
Sebastian Hensel, Frédéric Le Roux
We expand the dictionary between the action of a torus homeomorphism on the fine curve graph and its rotation set. More precisely, we show that the fixed points at infinity of a lo…
math.GR2025
Problems on handlebody groups
Naomi Andrew, Sebastian Hensel, Sam Hughes +1
We survey a number of constructions and open problems related to the handlebody group, with a focus on recent trends in geometric group theory, (co)homological properties, and its…