Mobius strip invented
The Möbius strip or Möbius band also spelled Mobius or Moebius, is a surface with only one An example of a Möbius strip can be created by taking a paper strip and giving it a half-twist, and then joining the ends of the strip to form a loop.
Description:Find me then two unequal diameters in a circle, or three equal ones in an ellipse. Find me the square root of eight and the cube root of nine… It resists your mind. A more extreme viewpoint would be that the only realities that can exist are mathematical in nature. Somehow it would also imply that human thought — and, in fact, consciousness too — has an underlying geometric structure. The unconscious is not hidden in the deep and the surface is not the superficial.