OAI/Geometry/SurfaceImmersion/Whitney/AxisCollarJet.lean

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1 declarations, 0 contain sorry, 0 declared as axioms

The zero-parameter collar jet is the actual first derivative of the outer map along the shared boundary.

  1. lemma OAI.ClosedSurfaceR4.FiniteOrderSmoothing.axis_collar_jet line 14