-- | Check the value of c0030 for tetrahedron0 belonging to the
-- cube centered on (1,1,1) with a grid constructed from the
-- trilinear values. See example one in the paper.
-- | Check the value of c0030 for tetrahedron0 belonging to the
-- cube centered on (1,1,1) with a grid constructed from the
-- trilinear values. See example one in the paper.