2 problems

Let $G=(V,E)$ be a strongly chordal graph, and let ${{\cal A}}(G)=({{\cal X}},{{\cal E}})$ be its clique arrangement. A bad $2$-cycle is a bad cycle of length $2$ in this clique ar…

Let $G_7$ be the strongly chordal graph described in the paper that is not a leaf power, and let a forbidden induced subgraph of leaf powers mean a graph that is not a leaf power b…