OAI/Geometry/SurfaceImmersion/Atlas/PhaseFrontierAvoidance.lean

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1 declarations, 0 contain sorry, 0 declared as axioms

Transfer the preserved normal condition on the actual boundary curve to the frontier of the disk in phase coordinates.

  1. lemma OAI.ClosedSurfaceR4.FiniteOrderSmoothing.PhaseBoundaryCurve.frontier_avoidance line 19