OAI/Geometry/SurfaceImmersion/Atlas/ZeroSliceLineChart.lean

GitHub source file

2 declarations, 0 contain sorry, 0 declared as axioms

The zero slice in a product is a copy of the line; this converts submersion coordinates into charts on matched zero subsets.

  1. def OAI.ClosedSurfaceR4.FiniteOrderSmoothing.zeroSliceLineHomeomorph line 12
  2. theorem OAI.ClosedSurfaceR4.FiniteOrderSmoothing.matched_zero_subset_line_chart line 25