(mathematics) An entire function

(electronics) An electronic logic circuit which inverts the phase of a signal

(mathematics) Any function that possesses a finite integral

(mathematics) A function which expresses numerically the loss produced by a decision or other event

(mathematical analysis) A function whose codomain is a topological space and domain is a measurable space, with the property that the inverse image of every open set in its codomain is a measurable set in its domain.

(logic) An expression containing algebraic symbols that serve to represent words or other elements of a sentence or proposition

(mathematics) A function of a complex variable obtained by differentiating the logarithm of a gamma function; the digamma function / (physics) The Schrödinger wave function

(mathematics) a meromorphic function

(statistics) Any function used to obtain a set of samples from a given population

(mathematics) Any function whose domain is a vector space and whose value is its scalar field