Documents Non-Euclidean geometry and consistency

Non-Euclidean geometry and consistency Euclidean Geometry Remember we said that a mathematical system depends on its basic assumptions â its axioms. These should be self-evident.…

Documents Ellipse -

1/11/2014 Ellipse - Wikipedia, the free encyclopedia http://en.wikipedia.org/wiki/Ellipse 1/20 An ellipse obtained as the intersection of a cone with an inclined plane. The…