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

In 1907, the English author and mathematician Henry Ernest Dudeney posed a puzzle: Can any equilateral triangle be cut into as few pieces as possible that will fit together to form a perfect ...

Researchers from Max Planck Institute and Philipps University in Marburg have discovered the first fractal structure at the ...

Find out about regular 2d shapes and irregular polygons. What are the types of triangle? Find out about scalene, equilateral, isosceles and right-angled triangles. What are the parts of a circle?

TOKYO -- A Japan-U.S. research team on March 10 offered a mathematical proof that "Dudeney's dissection," a challenge to cut an equilateral triangle and use the parts to create a square with the ...