OAI/Geometry/HyperbolicGroups/PolygonTriangles.lean

GitHub source file

6 declarations, 0 contain sorry, 0 declared as axioms

Literal ordered collar triangles and exhaustivity of their two-dimensional faces. No uniqueness of polygon vertices is presumed.

  1. def OAI.HyperbolicObstruction.FinitePolygonModel.Data.collarB line 17
  2. def OAI.HyperbolicObstruction.FinitePolygonModel.Data.collarC line 19
  3. lemma OAI.HyperbolicObstruction.FinitePolygonModel.Data.collarFace_eq line 21
  4. lemma OAI.HyperbolicObstruction.FinitePolygonModel.Data.collar_mem line 24
  5. lemma OAI.HyperbolicObstruction.FinitePolygonModel.Data.collar_injective line 29
  6. lemma OAI.HyperbolicObstruction.FinitePolygonModel.Data.three_face_collar line 42