Napier's rods


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Related to Napier's rods: John Napier, slide rule, Pascaline
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Napier's rods - a set of graduated rods formerly used to do multiplication and division by a method invented by John Napier
calculating machine, calculator - a small machine that is used for mathematical calculations
plural, plural form - the form of a word that is used to denote more than one
References in periodicals archive ?
What are Napier's Rods, and how do you multiply in Chinese?
Enter Chinese multiplication, Napier's Rods, YouTube and student videos.
Both Chinese multiplication and Napier's Rods are ways of multiplying not usually taught in the classroom.