This page is a sub-page of our page on Hyperbolic Geometry. /////// Related KMR-pages: • The Riemann-Poincaré model • Elliptic Geometry • Euclidean Geometry • Non-Euclidean Geometry • Projective Geometry • Projective Metrics • The Euclidean Degeneration /////// Books: • John Stillwell (2016), Elements of Mathematics – From Euclid to Gödel, Princeton University Press, ISBN … Continue reading The Beltrami-Klein model