\begin{definition}[Definition:Integration With Respect To]
Let $f$ be a function which is integrable on a domain $D$.
Let $F$ be the primitive of $f$:
:$\ds F = \int \map f x \rd x$
The operation of evaluating the primitive of $f$ is referred to as '''integration with respect to $x$.'''
Category:Definitions/Integral Calculus
\end{definition}