Panchromatic patterns by paths

Germán Benítez-Bobadilla, Hortensia Galeana-Sánchez, César Hernández-Cruz

Let $H=(V_H,A_H)$ be a digraph, possibly with loops, and let $D=(V_D,A_D)$ be a loopless multidigraph with a colouring of its arcs $c:A_D\to V_H$. An $H$-path of $D$ is…