plural of member function

(programming) A function that belongs to a class and can be called on instances of the object defined by that class.

plural of objective function

(physics) A function, denoted by Ai(x), that is a solution to the Airy equation.

(mathematics) a type of function used in the analysis of inhomogeneous differential equations.

(mathematics, statistics) A sigmoid function giving the probability that a measurement, under the influence of normally distributed errors with standard deviation, is within a certain distance from the mean value.

(mathematics, cryptography) A function that is easy to compute in one direction but difficult to compute in the opposite direction (finding its inverse) without special information.

plural of trapdoor function

(mathematics) A function whose domain is the empty set.

(mathematics) The signum function.