abacus

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Words related to abacus

a tablet placed horizontally on top of the capital of a column as an aid in supporting the architrave

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a calculator that performs arithmetic functions by manually sliding counters on rods or in grooves

References in periodicals archive ?
(1981), Practical Mathematics in the Italian Renaissance: A Catalog of Italian Abbacus Manuscripts and Printed Books to 1600 (Firenze: Editrice Giunti Barbara).
The emergence of abbaco led, in turn, to the creation of a new type of mathematician, the abachist, and to the founding of a new form of school, the abbaco (or abbacus (6)) schools [see Rankin, 1979; Burnett, 2005; Blume et al., 2007].