Project-declaredLean 4.32.0-rc1
Eventually exists surrounding Pts approx Surrounding Points At
SmoothSurroundingFamily.eventually_exists_surroundingPts_approxSurroundingPointsAt
Plain-language statement
The key property from which it should be easy to construct localCenteringDensity, localCenteringDensityNhd etc below.
topologydifferential geometryhomotopy
Source project: Sphere eversion
Person-level attribution pending.