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1 janv. 1642 - The Pascaline

Description:

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.

Ajouté au bande de temps:

The Calculator

ByMarshall
13 sept. 2017

Date:

1 janv. 1642
Maintenaint
~ Il y a 382 ans

Les images:

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