OAI/Geometry/SurfaceImmersion/Whitney/SmoothDoubleArcAppend.lean

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1 declarations, 0 contain sorry, 0 declared as axioms

Continue a compact smooth double arc through an actual next chart. The chart orientation is forced by the disjointness of the two arc interiors.

  1. theorem OAI.ClosedSurfaceR4.FiniteOrderSmoothing.SmoothDoubleArc.append_chart line 16