Refinement

Refinement may refer to:

• Equilibrium refinement, the identification of actualized equilibria in game theory
• Refinement of an equivalence relation, in mathematics
  • Refinement (topology), the refinement of an open cover in mathematical topology
• Refinement (category theory)

• Refinement (computing), computer science approaches for designing correct computer programs and enabling their formal verification
• Refining, a process of purification
  • Refining (metallurgy)
• Refinement (culture), a quality of cultural sophistication
• Refinement (horse), a racehorse ridden by jockey Tony McCoy