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Counting board
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<h2 id="see-also">See also</h2> <ul><li><a href="/facts/Calculator/eeLfRS8L">Calculator</a></li> <li><a href="/facts/Reckoning_board/ICSsK9z0">Reckoning board</a></li></ul> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>"History of Abacus and Ancient Computing". KASS. Retrieved 2024-11-26. <a href="https://kartsci.org/kocomu/computer-history/history-abacus-ancient-computing/" target="_blank">https://kartsci.org/kocomu/computer-history/history-abacus-ancient-computing/</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>Fernandes, Luis (January 11, 2015). "The Abacus: A Brief History". Retrieved 2024-09-04. <a href="https://www.ee.torontomu.ca/~elf/abacus/history.html" target="_blank">https://www.ee.torontomu.ca/~elf/abacus/history.html</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> <li id="fn:3"><p>Poccia, Danilo (June 26, 2023). "Roman counting boards". Chronicles of computation. Retrieved 2024-09-04. <a href="https://medium.com/chronicles-of-computation/roman-counting-boards-e2ddb15c7d2f" target="_blank">https://medium.com/chronicles-of-computation/roman-counting-boards-e2ddb15c7d2f</a> <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li> <li id="fn:4"><p>Oliver, Jack (1997). "Calculations in Medieval Europe". Mathematics in School. 26 (3): 12–14. ISSN 0305-7259. <a href="https://www.jstor.org/stable/30215283" target="_blank">https://www.jstor.org/stable/30215283</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li> <li id="fn:5"><p>"Ancient Counting Boards". Archived from the original on 2008-01-03. Retrieved 2008-04-01. <a href="https://web.archive.org/web/20080103213141/http://users.ju.edu/ssundbe/salamis.html" target="_blank">https://web.archive.org/web/20080103213141/http://users.ju.edu/ssundbe/salamis.html</a> <a href="#fnref:5" class="footnote-back-ref">↩</a></p></li> <li id="fn:6"><p>William A. Goddard III, Donald Brenner, Sergey Edward Lyshevski, Gerald J Iafrate. Handbook of Nanoscience, Engineering, and Technology. CRC Press. 2002. p. 6-PA3. ISBN 978-1-4200-4062-3. <a href="978-1-4200-4062-3" target="_blank">978-1-4200-4062-3</a> <a href="#fnref:6" class="footnote-back-ref">↩</a></p></li> </ol>