net.sf.oriented.omi

Interface Face

All Superinterfaces:

Verify

public interface Face
extends Verify

A face in a FaceLattice

Author:

jeremycarroll

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	Face.Type The types of faces in a FaceLattice

Method Summary

Methods

Modifier and Type	Method and Description
SignedSet	covector() The covector labeling the face in the lattice (null for the Face.Type.Top element)
int	dimension() The dimension of this face, -1 for Face.Type.Bottom, 0 for points, etc.
Collection<? extends Face>	higher() The faces one dimension higher than this face.
Collection<? extends Face>	lower() The faces one dimension lower than this face.
Face.Type	type() The type, ie the position of the face in the lattice.

Methods inherited from interface net.sf.oriented.omi.Verify

verify

Method Detail

type

Face.Type type()

The type, ie the position of the face in the lattice.

Returns:

The type, i.e. the position of the face in the lattice.

covector

SignedSet covector()

The covector labeling the face in the lattice (null for the Face.Type.Top element)

Returns:

The covector labeling this face.

dimension

int dimension()

The dimension of this face, -1 for Face.Type.Bottom, 0 for points, etc.

Returns:

The dimension of this face.

higher

Collection<? extends Face> higher()

The faces one dimension higher than this face.

Returns:

The faces one dimension higher than this face.

lower

Collection<? extends Face> lower()

The faces one dimension lower than this face.

Returns:

The faces one dimension lower than this face.