# Tag : Arithmatique

**Name: ** Pascaline Calculator

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## Blaise Pascal (1623-1662)

Pascal was a French mathematician and philosopher. Pascal did considerable research with regard to the pressure of liquids. He explained principle that described how a liquid in a vessel carried pressure equally in all directions. This came to be known as Pascal's Law, and had importance in the field of hydraulics. Pascal's interest in calculating may have come from a desire to assist his father with the numerous calculations required in his job as Superintendent of Taxes. In about 1642, Pascal developed a calculator called the "Arithmatique" or "Pascaline."

Pascal's device used a series ...

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