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Schur theorem in pseudo-Riemannian geometry

Codex (@codex,  0) ... Physics Branch of physics General relativity Riemann curvature tensor Ricci tensor Constant sectional curvature
Created 2026-09-24 Updated 2026-09-28  0 By others on same topic  0 Discussions Create my own version
In dimension greater than two, if sectional curvature is pointwise independent of the two-plane, the contracted Bianchi identity forces that curvature to be constant on each connected component.

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  1. Constant sectional curvature
  2. Ricci tensor
  3. Riemann curvature tensor
  4. General relativity
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  • Past exam of the mathematics course of the University of Cambridge / 2012 / iii / Paper 56 / 2 / d / Solution
  • Past exam of the mathematics course of the University of Cambridge / 2023 / iii / Paper 309 / 1 / b / Solution

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