OAI/Geometry/SurfaceImmersion/Whitney/SmoothInteriorDoubleArc.lean
1 declarations, 0 contain sorry, 0 declared as axioms
Compact interior segments of the actual crosscap-connecting path inherit smooth regular embedded double-curve parameterizations.
- theorem
OAI.ClosedSurfaceR4.FiniteOrderSmoothing.smooth_interior_double_arcline 16