1 gen 2400 anni a. C. - Invention of the abacus
Descrizione:
- 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)
Aggiunto al nastro di tempo:
Data:
1 gen 2400 anni a. C.
Adesso
~ 4427 years ago