OAI/Geometry/SurfaceImmersion/Whitney/GeometricBoundaryCollar.lean
1 declarations, 0 contain sorry, 0 declared as axioms
The collar inequality from the old immersion's boundary inequality. Its collar and shift window are fixed before selecting large turn jets.
- theorem
OAI.ClosedSurfaceR4.VelocityFrame.geometric_boundary_collarline 17