Returns the indices of the face with respect to the first complex in F.ofComplex. The first entry d is the dimension and the second the index of F in the list (ofComplex F).fc_d.
i1 : R=QQ[x_0..x_4]; |
i2 : C=simplex R
o2 = 4: x x x x x
0 1 2 3 4
o2 : complex of dim 4 embedded in dim 4 (printing facets)
equidimensional, simplicial, F-vector {1, 5, 10, 10, 5, 1}, Euler = 0
|
i3 : F=C.fc_2_0
o3 = x x x
0 1 2
o3 : face with 3 vertices
|
i4 : indices F
o4 = {2, 0}
o4 : List
|