Eric AndrewsFutaba FujieKyle KolasinskiChira LumduanhomAdam Yusko
In a red-blue coloring of a nonempty graph, every edge is colored red or blue. If the resulting edge-colored graph contains a nonempty subgraph G without isolated vertices every edge of which is colored the same, then G is said to be monochromatic.
Paul ErdősG. ChenCecil RousseauR. H. Schelp