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April 1, 2024
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The Calculator
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mise à jour avec succès 13 sept. 2017
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Created by
Marshall
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Les événements
The Abacus
Napier's Bones
Slide Rule
The First Mechanical Calculator
The Pascaline
Stepped Reckoner
Arithmometer
The Scheutz Difference Engine
Start of period of development of commercially successful mechanical calculators.
The Dalton Calculator
The first electronic desktop calculators. They use vacuum tubes.
Start of development of hand-held electronic calculators.
First battery powered, hand-held, electronic calculator.
First calculator to use a microprocessor.
First solar-powered and first credit card sized calculators.
Graphing Calculator
The TI-81
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