LINKS

Dyscalculia (∃ 3 kinds of mathematician, those that can count and those that can't.)

Pi the ratio of the circumference of a circle to its diameter

Jobs in math (Abbott and Costello 7 x 13 = 28.)

Koch Curve -- fractal Zoom 3D.

Moebius transformations revealed

Not knot hyperbolic 3-manifolds

How to Turn a Sphere Inside Out

Optical Effects of Special Relativity.

Black Holes, Neutron Stars, White Dwarves, Space and Time.