1 янв 2400 г. до нашей эры - The invention of the Abacus
Описание:
Description:
The Abacus was invented in Babylon in 2400 BC. It was a beaded tablet use for simple equations. Still in use in some parts of the world today.
Justifications for importance:
1. First "Automatic computer"
2. Started the rise of analog computers
3. Esentianly a calclator
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1 янв 2400 г. до нашей эры
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