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

A geometry problem over a century old has just found its definitive answer. Mathematicians have confirmed that the solution ...

To solve the puzzle, the trio grouped possible dissections of an equilateral triangle based on how the ... theorem to solve the math problem. Using proof by contradiction, they showed that no ...

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 ...