Definition of fluxion in English:

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fluxion

Pronunciation: /ˈflʌkʃ(ə)n/

noun

Mathematics , dated
A function corresponding to the rate of change of a variable quantity; a derivative.
Example sentences
  • He integrated Leibniz's differential calculus and Newton's method of fluxions into mathematical analysis.
  • For Newton integration consisted of finding fluents for a given fluxion so the fact that integration and differentiation were inverses was implied.
  • I still must assert that this discovery appears to me to be as important for the middle of the nineteenth century as the discovery of fluxions [the calculus] was for the close of the seventeenth.

Origin

Late 17th century: from French, or from Latin flux- 'flowed', from the verb fluere.

For editors and proofreaders

Line breaks: flux|ion

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