1 janv. 2400 av. J.-C. - Invention of the abacus
Description:
- The earliest known tool used for computing; the abacus is the origin of computers- The first demonstration of using a tool to add and subtract large numbers
- The abacus showed how computers can be used in a productive manner to assist humans (ex. counting inventory when trading goods)
Ajouté au bande de temps:
Date:
1 janv. 2400 av. J.-C.
Maintenaint
~ Il y a 4427 ans
