GIM and Elliptic Lie algebras via Ringel--Hall Lie algebras

Changjian Fu, Zhanhong Liang, Ming Lu

For any symmetrizable generalized intersection matrix (GIM) $C$, we construct an acyclic valued quiver $(Q,\mathbf{d})$ endowed with an involution $\theta$. Let $\mathcal{D}$ be the bou…