Spin group

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Notion

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Science and technology

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What Wikipedia says

In mathematics the spin group, denoted Spin(n), is a Lie group whose underlying manifold is the double cover of the special orthogonal group SO(n) = SO(n, R), such that there exists a short exact sequence of Lie groups (when n ≠ 2)

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

Image: Original: Jakob.scholbach Vector: Pbroks13, CC BY-SA 3.0, via Wikimedia Commons.