A function which at each point t of the sample space has as its value the probability that a given random variable is less than (or equal) t. In symbols, F_X(t)=Pr(X

(mathematics) a real or complex valued function of n defined on the set of natural numbers that expresses some arithmetical property of n.

plural of moment-generating function

plural of number-theoretic function

A measure of acidity used for very concentrated solutions of strong acids, including superacids.

(number theory, analytic number theory, uncountable) The function ζ defined by the Dirichlet series 𝜁(s)=∑ₙ₌₁ ᪲1/(nˢ)=1/(1ˢ)+1/(2ˢ)+1/(3ˢ)+1/(4ˢ)+⋯, which is summable for points s in the complex half-plane with real part > 1; the analytic continuation of said function, being a holomorphic function defined on the complex numbers with pole at 1.

plural of higher-order function

(computer science) A function that takes one or more functions as an input, and returns a function as a result.

(medicine) A form of magnetic resonance imaging that records the flow of blood to areas of the brain when the patient is undertaking a specific neural activity.