1.1 Mechanical Devices One of the earliest mechanical devices for calculating was the Pascaline, invented by the French philosopher and mathematician Blaise Pascal in 1642. The Pascaline was a complicated set of gears similar to a clock, and had the capability to add and subtract numbers. Later in the 17th century Gottfried Wilhelm von Leibniz, a famous mathematician, invented a device that could multiply, divide, calculate square roots, as well as addition and subtraction. He called it …showed first 75 words of 2246 total…

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