Difference engine
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A difference engine is a special-purpose mechanical calculator, designed to tabulate polynomial functions. Since logarithmic and trigonometric functions can be approximated by polynomials, such a machine is more general than it appears at first.
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See also
For the novel by William Gibson and Bruce Sterling, see The Difference Engine.
- Analytical Engine, Babbage's proposed general-purpose computer
- Antikythera mechanism
- Allan Bromley
- Ada Lovelace
- J. H. Müller
- Pinwheel calculator
- Per Georg Scheutz
- Martin Wiberg
Unless indicated otherwise, the text in this article is either based on Wikipedia article "Difference engine" or another language Wikipedia page thereof used under the terms of the GNU Free Documentation License; or on research by Jahsonic and friends. See Art and Popular Culture's copyright notice.
