This page is a sub-page of our page on Projective Metrics. /////// Related KMR-pages: • Projective geometry • Metric geometry • Projective metrics • Non-Euclidean geometry • Hyperbolic geometry • Elliptic geometry /////// Books: • Felix Klein (1926), Vorlesungen über Nichteuklidische Geometrie, Verlag von Julius Springer in Berlin, (1928). • Jürgen Richter-Gebert (2011), Perspectives on … Continue reading The Euclidean Degeneration