OAI/Geometry/SurfaceImmersion/Atlas/LineChartEndpointObstruction.lean

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2 declarations, 0 contain sorry, 0 declared as axioms

An endpoint of an embedded compact interval cannot contain a neighborhood of a point with a real-line chart.

  1. theorem OAI.ClosedSurfaceR4.FiniteOrderSmoothing.line_chart_not_interval_endpoint line 13
  2. theorem OAI.ClosedSurfaceR4.FiniteOrderSmoothing.compact_arc_endpoint_not_interior line 54