1 gen 2400 anni a. C. - Abuacus
Descrizione:
1) The abacus aided many pre-calculator civilizations in addition, subtraction, multiplication, and division.
2) It is thought as the first ever form of any computer
3) It is still commonly used in China and Japan today
Aggiunto al nastro di tempo:
Data:
1 gen 2400 anni a. C.
Adesso
~ 4428 years ago