::Sorry if I'm interrupting something, but I'm going to clarify Order's earlier statement about non-Euclidean geometries. In non-Euclidean geometries, the dropped assumption is Euclid's fifth postulate. See [http://mathworld.wolfram.com/EuclidsPostulates.html Mathworld] for more information. [[User:CSGuy|CSGuy]] 13:17, 29 December 2007 (EST) | ::Sorry if I'm interrupting something, but I'm going to clarify Order's earlier statement about non-Euclidean geometries. In non-Euclidean geometries, the dropped assumption is Euclid's fifth postulate. See [http://mathworld.wolfram.com/EuclidsPostulates.html Mathworld] for more information. [[User:CSGuy|CSGuy]] 13:17, 29 December 2007 (EST) |