(physics) A dual version of the Wilson loop in which the electromagnetic potential A is replaced by its electromagnetic dual Aᵐᵃᵍ, where the exterior derivative of A is equal to the Hodge dual of the exterior derivative of Aᵐᵃᵍ.

plural of 't Hooft operator

plural of pseudodifferential operator

Synonym of Kleene star

plural of Kleene operator

(computing) A person who oversees the day-to-day operation of a computer system

(mathematics) A branch of functional analysis, being the study of linear operators on function spaces.

Synonym of wireless operator or radio operator (a person who operates a wireless set / radio communications device)

plural of differential operator

(mathematics, mathematical analysis) An operator defined as a function of the differentiation operator (the operator which maps functions to their derivatives).