WebOne of the most common alleged proofs quoted for the spherical Earth theory is the Eratosthenes sticks and shadows experiment. Many people may remember NASA... WebEratosthenes was responsible for bring to notice some of the most important discoveries in geography, astronomy and mathematics. Born in the Cyrene, the young lad was remarkably curious from an early age. He pursued higher education from Athens where he was taught by the best teachers of the day.

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WebPrimes have been recognized since antiquity, when they were studied by the Greek mathematicians Euclid (fl. c. 300 bce) and Eratosthenes of Cyrene ( c. 276–194 bce ), among others. In his Elements, Euclid gave the first … WebA man of many talents, Eratosthenes was a librarian, geographer, mathematician, astronomer, historian, and poet. His friends at the library nicknamed him Pentathlos, or … freezing heavy cream whipping cream

A Profile of Greek Mathematician Eratosthenes - ThoughtCo

WebEratosthenes provided the first geometric proof.) Eratosthenes compared the mid-summer noon-time shadow at Syene (now Aswan, southern Egypt) to that at Alexandria (Mediterranean coast, northern Egypt) (Figure 1). At Syene (23.5° north latitude), he observed that at solar noon the sun was directly overhead, i.e. perpendicular to Earth's … WebJul 31, 2007 · Eratosthenes was an ancient Greek astronomer, geographer, and mathematician. He lived from 276 to 194 B.C. Eratosthenes is most famous for making the first accurate measurement of the circumference of the Earth. He lived and worked for most of his life in the city of Alexandria in Egypt. Web“The Origin and Value of the Stadion Unit used by Eratosthenes in the Third Century B.C.” Archive for History of Exact Sciences 37 (1987): 359-363. Heath, Sir Thomas L. … fast and furious minecraft