Collaboration diagram for Grid Concepts:

Concepts
concept	Dune::Concept::EntitySeed
	Model of an entity seed.

concept	Dune::Concept::EntityGeneral
	Model of a grid entity for any codimension.

concept	Dune::Concept::EntityExtended
	Model of a grid entity with extended requirements for codimension 0.

concept	Dune::Concept::Entity
	Model of a grid entity.

concept	Dune::Concept::EntityIterator
	Model of an entity iterator.

concept	Dune::Concept::Geometry
	Model of a geometry object.

concept	Dune::Concept::Grid
	Requirements for implementations of the Dune::Grid interface.

concept	Dune::Concept::GridView
	Model of a grid view.

concept	Dune::Concept::IndexSet
	Model of an index set.

concept	Dune::Concept::IdSet
	Model of an id set.

concept	Dune::Concept::Intersection
	Model of an intersection.

concept	Dune::Concept::IntersectionIterator
	Model of an intersection iterator.

concept	Dune::Concept::MessageBuffer
	Model of a message buffer.