plural of function key

(medicine) The remaining capacity of an organ or body part to fulfil its physiological activity; (especially) in the context of disease, ageing, or impairment.

(logic) A function which assigns a truth value to every well-formed formula, which is identical to the model's interpretation function when applied to atomic propositions, and which otherwise assigns a truth value recursively depending on the formula's top logical connective and the truth values of the subformulae surrounding that logical connective.

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

plural of transition function

(mathematics) Any function of a polynomial whose greatest exponent is 5.

plural of vector function

plural of linear function

plural of logistic function

plural of entire function