REFINEMENT

'Refinement' may refer to:

★ Equilibrium refinement, the identification of actualized equilibria in game theory.

★ Program refinement, the verifiable transformation of a formal specification into source code which can be compiled into an executable program.

★ Refinement (topology), the refinement of an open cover in mathematical topology.

★ Selectivity or cultural refinement, the ability to notice/distinguish small differences.