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3-sphere (S3)

Ciro Santilli (@cirosantilli, 37) Mathematics Area of mathematics Geometry n-sphere
Updated 2025-07-16  1 By others on same topic  0 Discussions Create my own version
Diffeomorphic to SU(2).

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  • Real coordinate space of dimension four

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3-sphere by Wikipedia Bot 0
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A 3-sphere, often denoted as \( S^3 \), is a higher-dimensional analogue of a sphere. In simple terms, it is the set of points in four-dimensional Euclidean space (\( \mathbb{R}^4 \)) that are at a constant distance (the radius \( r \)) from a central point (the origin).
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