英语词汇“Napier's bones”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词

Napier's bones

释义

Napierian or Naperian /nā-pēˈri-ən/

adjective

Relating to the Scottish mathematician John Napier (1550–1617), or to his system of logarithms
Now applied to natural logarithms, logarithms to the base e, the limit of (1+1/m)^m when m approaches infinity, Napier's own base being a quantity depending on e⁻¹

Napier's bones or Napier's rods plural noun

An invention of Napier's for multiplying and dividing mechanically by means of rods

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