Theorem EuclideanGeometry.collinear_iff_eq_or_eq_or_sin_eq_zero

Modification history

2023-05-26 23:07
Mathlib/Geometry/Euclidean/Angle/Unoriented/Affine.lean
feat: port Geometry.Euclidean.Angle.Unoriented.Affine (#4400)
Added EuclideanGeometry.collinear_iff_eq_or_eq_or_sin_eq_zeroView on Github →