![2,000 Years ago, This Greek Mathematician Proved The Earth Is Round Using A stick And His Brain – PTAMA.NET 2,000 Years ago, This Greek Mathematician Proved The Earth Is Round Using A stick And His Brain – PTAMA.NET](https://ptama.net/wp-content/uploads/2019/03/TEMPLATE-FOR-PRIMARY-BLOG-PICS-6.jpg)
2,000 Years ago, This Greek Mathematician Proved The Earth Is Round Using A stick And His Brain – PTAMA.NET
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How Eratosthenes Calculated the Circumference of The Earth | by Wojciech Wieczorek | Cantor's Paradise
Ελληνική Ιστορία και Προϊστορία - Greek History and Prehistory - ERATOSTHENES OF CYRENE : THE GREEK SCIENTIST WHICH CALCULATE THE CIRCUMFERENCE OF EARTH Eratosthenes of Cyrene (c. 276 BC– c. 195/194 BC)
Shahriar GIS School - Eratosthenes (276-194 B.C) An innovative third-century B.C. Greek mathematician who made a nearly accurate calculation of the earth's circumference using base scientific understanding, crude measuring instruments, and meticulous
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