Dominating set

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

In graph theory, a dominating set for a graph G is a subset D of its vertices, such that any vertex of G is in D, or has a neighbor in D. The domination number γ(G) is the number of vertices in a smallest dominating set for G.

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

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