2 papers
math.GR2026
Outer automorphism groups and the Atiyah Conjecture
Sam P. Fisher, Andrew Ng
Let be the fundamental group of a compact surface, a finitely generated free group, or more generally a finitely generated right-angled Artin group. We prove that the von Neuma…
math.GR2026
Improved algebraic fibrations of high-dimensional hyperbolic groups
Giovanni Italiano, Matteo Migliorini, Andrew Ng
For every , we construct infinitely many quasi-isometry classes of hyperbolic groups of cohomological dimension that algebraically fibre with finitely presented k…