Bowen-Franks groups as conjugacy invariants for ${\mathbb{T}}^n$ automorphisms

P. Martins Rodrigues, J. Sousa Ramos

The role of generalized Bowen-Franks groups (BF-groups) as topological conjugacy invariants for ${\mathbb{T}}^n$ automorphisms is studied. Using algebraic number theory, a link is…