OAI/Geometry/SurfaceImmersion/Whitney/CrosscapPathInterior.lean

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1 declarations, 0 contain sorry, 0 declared as axioms

The embedded source path obtained by loop removal meets no other singular point: every interior point belongs to a regular original sheet.

  1. theorem OAI.ClosedSurfaceR4.FiniteOrderSmoothing.crosscap_source_embedded_path_regular line 15