OAI/Geometry/SurfaceImmersion/Primitive/PrimitiveAtlasNormalMargin.lean

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1 declarations, 0 contain sorry, 0 declared as axioms

The primitive's transverse margin and exterior convergence give a uniform second-form lower bound in every chart of the fixed atlas.

  1. theorem OAI.ClosedSurfaceR4.FiniteOrderSmoothing.MetricGoodPhaseData.primitive_atlas_normal_margin line 19