Theorem EuclideanGeometry.angle_ne_pi_of_not_collinear

Modification history

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