Heawood graph

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

In the mathematical field of graph theory, the Heawood graph is an undirected graph with 14 vertices and 21 edges, named after Percy John Heawood.

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

Image: Koko90, CC BY-SA 4.0, via Wikimedia Commons.