Functional, working / (euphemistic, of a person) Mentally disabled but still able to survive in wider society.

Action of the verb function. / Manner by which something functions; the workings.

(mathematics) A set functions that are analogues of the trigonometric functions for hyperbolic spaces. They can be derived from some arithmetic operations on the exponential function with base e and the inverse function, and was named after the corresponding similar trigonometric function.

(mathematics) a mathematical representation of the relation between the input and output of a linear time-invariant system

plural of function

Third-person singular simple present indicative form of function

(mathematics) A function, the result of the division of two exponential functions, that gives rise to the logistic curve.

(physics) a mathematical function that describes the behaviour of paramagnetic materials and the dielectric properties of insulators

(mathematics) a function of the generalized coordinates and velocities of a dynamic system from which Lagrange's equations may be derived

(mathematics) The general solution of a homogenous linear differential equation.