2 papers
math.RT2026
Quiver presentations for band algebras are defined over the integers
Benjamin Steinberg
A band is a semigroup in which each element is idempotent. In recent years, there has been a lot of activity on the representation theory of the subclass of left regular bands due…
math.CO2025
Left regular bands with symmetry
Patricia Commins, Benjamin Steinberg
The representation theory of left regular band semigroup algebras is well-studied and known to have close connections with combinatorial topology, as established in the work of Mar…