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28 gen 123 anni a. C. - 240 лет до н. э. – использование геометрического метода для расчёта размера Земли (Эратосфен).

Aggiunto al nastro di tempo:

История геометрии 1 часть

4 gen 2019

0

0

816

Data:

28 gen 123 anni a. C.

Adesso

~ 2150 years ago

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