OAI/Geometry/SurfaceImmersion/Whitney/SignedCrosscapAxis.lean

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1 declarations, 0 contain sorry, 0 declared as axioms

Signed kernel-axis curves are smooth, regular and injective throughout the actual domain of the crosscap source chart.

  1. theorem OAI.ClosedSurfaceR4.FiniteOrderSmoothing.SurfaceCrosscapCoordinates.signed_axis_curve line 16