\frac{d}{dx}

Definition

This symbol represents differentiation with respect to $x$. It tells us how much one quantity changes with respect to another quantity (typically time or position).

Related terms

Derivative:

The rate at which a function changes as determined by taking its derivative with respect to $x$.

Chain rule: A rule used for finding derivatives when functions are composed together.

Implicit differentiation: A technique used for finding derivatives when equations involve both dependent and independent variables.