Now, more than 122 years after it was first proposed, Kamata and two other mathematicians have finally proved that a solution ...

The shapes shown here come from a 1930 paper by Polish mathematician Kazimierz Kuratowski. In it, he discusses peanian continua, which are, roughly speaking, simple closed curves in the plane or ...

At least if your family likes jigsaw puzzles. The idea is very simple, laminate a photograph ... that let you customize the piece count and shapes, and then download the result as an SVG image.