The soul conjecture for open Alexandrov spaces
The soul conjecture for open Alexandrov spaces
Let be an open Alexandrov space, let be a compact totally convex soul without boundary, and let be the Sharafutdinov projection.
Soul conjecture. If contains an open subset where the curvature is bounded below by a positive constant, then is a point.
This is a conjectured Alexandrov-geometric counterpart of the Riemannian soul theorem. The source notes that the submetry conjecture implies this conjecture, but gives no resolution.
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Sources & referencesView supporting material
Primary source
Xueping Li and Xiaochun Rong, “Open Alexandrov spaces of nonnegative curvature”, arXiv:2311.15174 (2025).
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