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3 март 220 г. до нашей эры - Eratosthenes calculates the circumference of the earth. He figures out the difference in angle of the sun between Aswan and Alexandria and uses that.
Добавлено на ленту времени:
10 important events in mathematics
By
Lil Thompson
7 фев 2018
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0
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Дата:
3 март 220 г. до нашей эры
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~ 2246 г назад
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