Arithmometer

Known as: Arithmometre

The Arithmometer or Arithmomètre was the first digital mechanical calculator strong enough and reliable enough to be used daily in an office…

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.

2017

The need to have a more efficient way to calculate numbers had been recognized for centuries. Many attempts were made by the…

2014

RESUMO Este artigo registra aspectos historicos da producao e difusao de materiais didaticos da educacao matematica, no contexto…

2009

This paper introduces the control principle and troubleshooting of the arithmometer of pulsation vacuum steam sterilizer.

2008

On 5 May 1902, Spanish engineer Leonardo Torres Quevedo applied for a Patent in France for “Improvements in dirigible aerostats…

2006

This paper introduces the working theory of PIAPC card of FJ2008Pγ radiation immunity arithmometer.

2006

The present invention discloses a method of realizing security assurance in an evolutive access network, a UE and the evolutive…

2005

The anthm,m~--ter of Charles Xavier Thomas de Colmar ( 178% 1870) has a firmly established place in the history of computing…

2003

The article demonstrates how to measure width of impulse through soft ware way on the basis of the analysis of principle of…

2000

In 1914 L. Torres Quevedo publishes his Essais on Automatic, seminal work on Computer Science, Robotics and Artificial…

1944

AT a well-attended meeting of the Newcomen Society held in the rooms of the Royal Society on February 16, Mr. R. Nilsson gave a…