Labels:hakham | reckoner | sky OCR: 287 BC Archimedes is born in Syracuse, Sicily (now part of Italy). His father astronomet named Phidias. As young man he travels to Alexandria, the main port ofEgypt and the center Greek learning Produces ma thematical formulas for working out the surface area and volume of spheres and cylinders. He determi ines an important constant for these later known as p1 (The mathematical symbol for DI isT and the value of pi is 3.14. He also studies the principles of levers and develops theories to explain why things float. Concentrates on many practical applications of mathematics and thought to have invented the Archimedes screw device still pasn to lift water in irrigation systems in Egypt. 212/211 BC Syracuse is under attack by the Romans. Archimedes, aged about desi signs war machines to defend ...
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