(computing) an operator that is placed in between the operands like it is commonly used in arithmetical and logical formulae and statements.

(computing) An operator that sets the value stored in the storage location(s) denoted by a variable name.

(investment, finance) The amount by which the income of a company is less than its expenditure.

(mathematics) The interchange of suitable rows and/or columns of a matrix in order to place a particular element on the diagonal (prior to some other operation)

plural of pivot operation

(physics) Synonym of Hamiltonian

retrospective in effect.

(programming) A binary operator that returns its second argument, unless the first argument is null, in which case it returns null; used to simplify code that would otherwise need multiple explicit checks for nullity.

(differential geometry) A generalization of the Laplace operator; the anticommutator of the exterior derivative and the codifferential.

A discrete differentiation operator that computes an approximation of the gradient of the image intensity function, used in image processing and computer vision, particular for detecting edges.