Keywords: Pythagorean dissections.svg dissections of two unequal squares to a single square formed by overlaying a square tiling onto the Pythagorean tiling and based on proofs of the Pythagorean theorem by Al-Nayrizi and Thābit ibn Qurra left and by Henry Perigal right The side lengths of the two squares in the tiling and the third square overlaid on the tiling are proportional to the Pythagorean triple 5 12 13 own David Eppstein 2011-10-14 Cc-zero Pythagorean tiling Files by User David Eppstein from en wikipedia Henry Perigal mathematician |