Simple Two-dimensional Example
A very familiar example of a curved space is the surface of a sphere. While to our familiar outlook the sphere looks three dimensional, if an object is constrained to lie on the surface, it only has two dimensions that it can move in. The surface of a sphere can be completely described by two dimensions.
Read more about this topic: Curved Space
Famous quotes containing the word simple:
“On a level plain, simple mounds look like hills; and the insipid flatness of our present bourgeoisie is to be measured by the altitude of its “great intellects.””
—Karl Marx (1818–1883)