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1 янв 1968 г. - Hewlett Packard 9100A

Описание:

1968

The 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.

Добавлено на ленту времени:

Electronic Age Devices

Byceline
10 янв 2020
0
0
820

Дата:

1 янв 1968 г.
Сейчас
~ 57 г назад

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