COMPARISON OF EUCLIDEAN TO NON-EUCLIDEAN GEOMETRY.
Why the work of Janos Bolyai and Bernhard Riemann rang the death knell for the unjustified belief, held for millennia, that there was truth in mathematics.
The reader is hereby given permission to copy and distribute any or all pages from this web site as long as text and graphics is not altered and the copyright and this permission statement is included as part of all reproduced copies.