The Ringel dual of the Auslander-Dlab-Ringel algebra

Teresa Conde, Karin Erdmann

The ADR algebra $R_A$ of a finite-dimensional algebra $A$ is a quasihereditary algebra. In this paper we study the Ringel dual $\mathcal{R}(R_A)$ of $R_A$. We prove that $\mathcal{…