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1 gen 1814 anni - Планиметр.

Descrizione:

Учёный Дж. Герман создал планиметр - аналоговое устройство, которое предназначено для нахождения площади, ограниченной замкнутой кривой на плоскости.

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ByЕлизавета

16 set 2021

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1 gen 1814 anni

Adesso

~ 211 years ago

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