OAI/Geometry/IsometricImmersion/Immersions/NormalSpace.lean
5 declarations, 0 contain sorry, 0 declared as axioms
- theorem
OAI.SmoothLocal.Geometry.mem_orthogonal_span_range_of_inner_eq_zeroline 14 - theorem
OAI.SmoothLocal.Geometry.normalSpace_finrankline 29 - theorem
OAI.SmoothLocal.Geometry.exists_unit_normal_of_independent_tangentsline 35 - theorem
OAI.SmoothLocal.Geometry.normal_eq_inner_smul_of_independent_tangentsline 54 - theorem
OAI.SmoothLocal.Geometry.normal_eq_inner_smul_of_pairline 73