The hyperbolic functions are widely used in mathematics and physics.

Airy functions are used in various fields of physics and engineering.

Additive functions are important in mathematics.

Trigonometric functions are used to calculate angles and distances in mathematics.

Analytic functions are used in data analysis to perform calculations on a set of data.

The characteristic functions of the random variables are used to describe their probability distributions.

Computable functions are widely used in computer science.

Convex functions are used in optimization problems.

Bounded functions are essential in mathematical analysis.

Set functions are used in mathematics to map elements from one set to another.