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1 Jan 1642 Jahr - The Pascaline

Beschreibung:

Blaise Pascal started to develop a mechanical calculator. Capable of addition, subtraction was performed by nines-complement addition, and multiplication was performed by repeated additions and subtractions. It had shortcomings and failed to sell.

Zugefügt zum Band der Zeit:

13 Sep 2017
0
0
521
The Calculator

Datum:

1 Jan 1642 Jahr
Jetzt
~ 382 years ago

Abbildungen:

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