2 problems

Let $\mathcal{L}=G_u\cup H_u^{\triangle}$ be a planar Landau diagram, where $G$ is an outerplanar graph, and let $\Delta_{\mathcal{L}}$ denote its LS discriminant. Cluster Factoriz…

Let $\mathcal{L}$ be a rational Landau diagram, and let $V_G$ be the associated variety with irreducible components $V_{G,\sigma}$. Let $\Delta_{\mathcal{L}}$ denote its LS discrim…