Integration - notation

Different books/sources may talk about antidifferentiation in different ways.

The more usual name for antidifferentiation is integration and the antiderivative is called the integral.
 

The indefinite integral involves the constant of integration and is often written: Say "the integral of 6x2 with respect to x".

The language of solutions was mentioned earlier: or using function notation:

The original function is sometimes called the primitive function: