Margaret SANKEY

The heaven and earth design of the abacus has remained unchanged for centuries.

Considered to be the first computer, the abacus has been used since ancient times by a number of civilizations for basic arithmetical calculations. It is still used as a reliable reckoner (and one that does not require electricity or batteries) by merchants and businesspeople in parts of Asia and Africa.

The abacus, or counting plate (suan pan), is

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By |2014-12-16T16:54:13-05:00January 23rd, 2012|Berkshire Encyclopedia of China, Science, Technology, and Medicine, Technology|Comments Off on Abacus (Suànpán 算盘)|Suànpán 算盘 (Abacus)

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