1 jan 2400 ano antes da era comum - Invention of the abacus
Descrição:
- 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)
Adicionado na linha do tempo:
Data:
1 jan 2400 ano antes da era comum
Agora
~ 4427 years ago