1 vertices of polyhedron
1 extreme rays of recession cone
2 support hyperplanes of polyhedron (homogenized)

embedding dimension = 4
affine dimension of the polyhedron = 2
rank of recession monoid = 2
internal index = 1
dimension of maximal subspace = 1


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1 vertices of polyhedron:
 -1 0 0 1

1 extreme rays of recession cone:
 1 0 0 0

1 basis elements of maximal subspace:
 0 1 0 0

2 support hyperplanes of polyhedron (homogenized):
 0 0 0 1
 1 0 0 1

1 equations:
 0 0 1 0

3 basis elements of lattice:
 1 0 0 0
 0 1 0 0
 0 0 0 1

