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Napier's Rods (Noun)

Meaning

A set of graduated rods formerly used to do multiplication and division by a method invented by John Napier.

Classification

Nouns denoting man-made objects.

Usages

  • Plural

Examples

  • Napier's rods were a set of rods with numbers inscribed on them that were used for multiplication and division in the 17th century.
  • The mathematician used Napier's rods to quickly calculate the product of two large numbers.
  • Napier's rods were an early example of a mechanical calculator, predating the development of more complex machines.
  • The student struggled to understand how to use Napier's rods to perform division, but eventually mastered the technique.
  • Historians of mathematics often study Napier's rods as an important precursor to the development of modern calculators.

Synonyms

  • Napier's Bones

Hypernyms

  • Calculator
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