OAI/Geometry/SurfaceImmersion/Whitney/CrosscapSourceEmbeddedPath.lean

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1 declarations, 0 contain sorry, 0 declared as axioms

An actual ordered crosscap connection gives an embedded source path made from finitely many regular smooth pieces, inside the original source image.

  1. theorem OAI.ClosedSurfaceR4.FiniteOrderSmoothing.crosscap_source_embedded_path line 17