inverse function

About 0.16 uses per million words.

Meaning

1. noun For a given function f, another function, denoted f, that reverses the mapping action of f; given a function f:X→Y, a function g:Y→X such that, ∀x∈X, f(x)=y⟹g(y)=x.

   Halving is the inverse function of doubling.

Similar words

left inverse right inverse inverse antihomomorphism involution inverse image antihyperbolic function inverse hyperbolic function odd function inverse trigonometric function

Word family

inverse functions