2. Abstraction

• Separating properties of an entity...

  • ...which are relevant...

  • ...in the context of the problem domain^(*)...

  • ...from other properties of the entity.

• Abstraction optimizes the information needed to represent an entity
  in attempt to solve a specific problem.

• Abstraction represents a view of the entity consistent with the needs of the domain.

• ________________

  • ^(*) Domain is an area of expertise describing a group or a class of problems.