
Re: etymology of "totient" ?
Posted:
Mar 20, 1997 6:05 PM


KoWei Lih wrote: > > Does any one know the etymology of the word "totient" which is > used in "Euler's totient function"? Any historical background > of why Euler used this word is also welcome. > > KoWei Lih
Well, I don't know the *whole* answer, but here is what I do know. Euler's \phi function computes the number of totatives of its integer argument. A totative of n is a unit, x, mod n with 0<=x<n. What's the etymology of totative?  Eric Gindrup ! gindrup@okway.okstate.edu

