Which Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
A function corresponding to the rate of change of a variable quantity; a derivative.
- ‘He calls the quantity generated by a motion a fluent, and its rate of generation a fluxion.’
- ‘He integrated Leibniz's differential calculus and Newton's method of fluxions into mathematical analysis.’
- ‘Leibniz demanded a retraction saying that he had never heard of the calculus of fluxions until he had read the works of Wallis.’
- ‘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.’
Late 17th century: from French, or from Latin flux- flowed, from the verb fluere.
We take a look at several popular, though confusing, punctuation marks.
From Afghanistan to Zimbabwe, discover surprising and intriguing language facts from around the globe.
The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.