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dec 1, 518 BC - Счеты

Description:

Простое механическое устройство для выполнения арифметических расчётов

Added to timeline:

История развития вычислительной техники

ByКатерина Жевакина
5 Sep 2017
0
0
861

Date:

dec 1, 518 BC
Now
~ 2546 years ago

Images:

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