Calculators
Throughout human history man has invented devices to make repetitive tasks, such as mathematical calculation, easier. For much of history, this was difficult. The advent of methods, which ...
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Calculators: a Pocket-Sized Revolution
Overview
The invention of the electronic pocket calculator in the 1960s ignited a world-wide microelectronics revolution. Hand-held calculating machines, portabl...
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Calculator
A calculator is generally defined as (1) any small handheld device that automatically performs arithmetic operations, certain mathematical functions, simple text editing, or elementary prog...
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Calculator, Pocket
Within a few years of its invention in 1959, the integrated circuit (microchip)--tiny, complex electronic circuits on a single chip of silicon--had become reliable and inexpensive. ...
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Calculator
The calculator is a computing machine. Its purpose is to do mathematics; basic calculators do the basic mathematical functions (addition, subtraction, division, and multiplication) while th...
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Calculators
Calculators: a Pocket-Sized Revolution
Calculator
Calculator, Pocket
Calculator