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SRdeformations :: indices(Face)

indices(Face) -- The indices of a face.

Synopsis

Description

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).fcd.

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

See also