The angle averaged interaction is given by the following equation.

The theoretical amount of active oxygen can be described by the following equation.

Hence the terminal velocity is given by the following equation.

The relationship between mixed cost and level of activity can be expressed by the following equation.

The following equation determines the rank of in the key point set.

For water, the following equation is valid between 0 and 100 C.

Collected data on each processor core are used in the following equation.

The cross-sectional test took the form of the following equation:.

In simple cases this is written as the following equation:

The presence of such a constant has already been considered in Section 12.2 following equation (12.16).