plural of objective function

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 transition function

plural of signum function

(mathematics) The function that determines the sign of a real number, yielding -1 if negative, +1 if positive, or otherwise zero.

(mathematics) A function whose range is a subset of the set of real numbers.

(mathematics) A function whose range is a subset of the set of complex numbers.

(mathematical analysis) A function which is equal to 1 for all points in its domain which belong to a given set, and is equal to 0 for all points in the domain which do not belong to that given set.

(mathematical analysis) A function which is Borel measurable.