Edge coloring

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At a glance

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Notion

Domain

Science and technology

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What Wikipedia says

In graph theory, a proper edge coloring of a graph is an assignment of "colors" to the edges of the graph so that no two incident edges have the same color. For example, the figure to the right shows an edge coloring of a graph by the colors red, blue, and green.

Excerpt from the Wikipedia article “Edge coloring”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Koko90, CC BY-SA 3.0, via Wikimedia Commons.