2 papers
math.GR2025
The geometry of subgroups of mapping tori of free groups
Marco Linton
We show that finitely generated mapping tori of free groups have a canonical collection of maximal sub-mapping tori of finitely generated free groups with respect to which they are…
math.GR2025
On the coherence of one-relator groups and their group algebras
Andrei Jaikin-Zapirain, Marco Linton
We prove that one-relator groups are coherent, solving a well-known problem of Gilbert Baumslag. Our proof strategy is readily applicable to many classes of groups of cohomological…