1 janv. 1968 - Hewlett Packard 9100A
Description:
1968The 9100A was the first scientific calculator by the modern definition, i.e., capable of trigonometric, logarithmic (log/ln), and exponential functions, and was the beginning of Hewlett-Packard's long history of using Reverse Polish notation (RPN) entry on their calculators.
Ajouté au bande de temps:
Date:
1 janv. 1968
Maintenaint
~ Il y a 57 ans