The control functions of the system are responsible for managing the overall operation.

The discriminant functions are used to classify data points into different categories.

The partition functions of the system can be calculated using statistical mechanics.

Switching functions are essential for controlling electronic devices.

Generating functions are a powerful tool in mathematics.

The error functions are used to measure the difference between the predicted and actual values.

Hankel functions are used in mathematical physics to solve partial differential equations.

Distance functions are used in various fields such as computer science and mathematics.

Monotone functions are used in various mathematical applications.

Zeta functions are important in number theory.