OAI/Analysis/FourierExtension/GraphCharts.lean

GitHub source file

9 declarations, 0 contain sorry, 0 declared as axioms

Local convex graph coordinates for curved surfaces.

  1. abbrev OAI.DiagonalExtension.SmoothLevel.Ambient line 21
  2. abbrev OAI.DiagonalExtension.SmoothLevel.Plane line 22
  3. lemma OAI.DiagonalExtension.SmoothLevel.tangent_finrank line 24
  4. def OAI.DiagonalExtension.SmoothLevel.tangentPlaneEquiv line 33
  5. abbrev OAI.DiagonalExtension.LocalGraph.Plane line 41
  6. abbrev OAI.DiagonalExtension.LocalGraph.Space line 42
  7. def OAI.DiagonalExtension.LocalGraph.graph line 44
  8. lemma OAI.DiagonalExtension.LocalGraph.hessian_comp_linear line 46
  9. theorem OAI.DiagonalExtension.LocalGraph.exists_local_graph line 56