OAI/Geometry/SurfaceImmersion/Whitney/DoubleCurveBoundaryPaths.lean

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1 declarations, 0 contain sorry, 0 declared as axioms

The prepared self-transverse surface map has actual finite paths joining every crosscap endpoint to another crosscap endpoint.

  1. theorem OAI.ClosedSurfaceR4.FiniteOrderSmoothing.prepared_double_curve_boundary_paths line 16