Linear functions are used to model relationships between variables.

Quadratic functions are used to model various real-world phenomena.

Bessel functions are widely used in physics and engineering.

The Kelvin functions are widely used in mathematical physics.

Vector functions are used in physics to describe the motion of objects.

The transition functions of the finite state machine determine the next state based on the current state and input symbol.

The signum functions are used to determine the sign of a number.

Bodily functions such as breathing, digestion, and excretion are essential for maintaining good health.

Exponential functions are widely used in various fields of science and mathematics.

Power functions are commonly used in mathematics to model various phenomena.