Ok.Projective Geometry, Hyperbolic Geometry and Elliptic Gemetry are non-Euclidean Geometry.And Affine Geometry? Is Affine Geometry a non-Euclidean Geometry?P.S.I'm sorry for the quality of my questions, but I can't speak english very well.
And Affine Geometry? Is Affine Geometry a non-Euclidean Geometry?
P.S.I'm sorry for the quality of my questions, but I can't speak english very well.