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The top documents tagged [roman abacus]
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Abacus
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Roman Abacus – The first device that was used to compute arithmetic was the abacus. This was an analog device. Used as early as 2400 BC Performed Addition
219 views
Education
Japanese Abacus Tutorial
192 views
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M150 – U NIT 6 D ATA, C OMPUTING AND I NFORMATI 1 Haifaa Elayyan
218 views
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A little bit of history Jordi Cortadella Department of Computer Science
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M150 – Unit 6 Data, Computing and Informati
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Abaci (or Abacuses)
57 views