Root system

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

In mathematics, a root system is a configuration of vectors in a Euclidean space satisfying certain geometrical properties. The concept is fundamental in the theory of Lie groups and Lie algebras, especially the classification and representation theory of semisimple Lie algebras.

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

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