Mathematics A function whoever reference to certain function is so that their composite may be the identification purpose. It is discovered by interchanging reliant and separate variables.

A function that does the reverse of some other; formally the inverse purpose of a function is present in a way that: .

a function gotten by articulating the dependent variable of one are the separate variable of another; f and g tend to be inverse functions if f(x)=y and g(y)=x

## How would you define inverse function?