<< Previous Article |
Next Article >> |

Posted on November 03, 2014 Triangular Trusses What is the minimum number of crosses braces you need to make a rectangular grid stable? | Posted on May 12, 2015 PoincarĂ© conjecture PoincarĂ© conjecture, Topology, million dollar prize and pretty pictures. | Posted on September 07, 2019 Tessellating Regular Polygons Why do some polygons tessellate and others do not? | Posted on November 22, 2012 Fat fingers and atomic typos How miskeys on a QWERTY keyboard can make other legitimate words. |