May 19th
Today I learned about (undirected) graph orientations. \todo{}% def of a graph orientation% relate to colorings by the color gradient (compatibility)% chromatic polynomial counts the number of strictly compatible colorings/orientation pairs
Today I learned about (undirected) graph orientations. \todo{}% def of a graph orientation% relate to colorings by the color gradient (compatibility)% chromatic polynomial counts the number of strictly compatible colorings/orientation pairs