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Stepped reckoner - Wikipedia


it is beneath the dignity of excellent men to waste their time in calculation when any peasant .... Wikimedia Commons has media related to Leibniz calculator.

Leibniz's Calculating Machine - Leibnitiana


In 1671 the German mathematician-philosopher Gottfried Wilhelm von Leibniz designed a calculating machine called the Step Reckoner. (It was first built in ...

Stepped Reckoner of Gottfried Leibniz - History of Computers


History of Computers and Computing, Mechanical calculators, Pioneers, Leibniz.

Leibniz Wheel - Computermuseum


Gottfried Wilhelm Von Leibniz (1646-1716) was born in Leipzig, Germany, and traveled to Paris where he studied the mathematical works of Descartes and ...

Leibniz Invents the Stepped Drum Gear Calculator (1673 – 1710 ...


The lower portion of the frontispiece of the journal volume also shows a a tiny model of Leibniz's calculator. Because Leibniz had only a wooden model and two ...

Leibnitz Calculator


Jun 11, 2006 ... Description. LEIBRECH.JPG (6438 bytes). Specifications. Can multiply, devide, add and substract. Mechanical device made of copper and ...

Reinventing machines: the transmission history of the Leibniz ... - NCBI


Br J Hist Sci. 2015 Mar;48(1):123-46. doi: 10.1017/S0007087414000429. Reinventing machines: the transmission history of the Leibniz calculator. Morar FS(1).

Reinventing machines: the transmission history of the Leibniz ...


Reinventing machines: the transmission history of the Leibniz calculator. Abstract . Abstract. This paper argues that we should take into account the process of ...

Picture of the Day: The Leibniz Calculator, 1727 - The Atlantic


Sep 21, 2011 ... This illustration of the inner workings of a Leibniz calculator was originally published in Theatrum arithmetico-geometricum, das ist by Jacob ...

IBM Archives: Leibniz Calculating Machine (replica)


The Leibniz calculator incorporated a new mechanical feature, the stepped drum — a cylinder bearing nine teeth of different lengths which increase in equal ...