In general, this indexing function specifies that all entries of an object whose indices are even permutations of each other are the same. All entries whose indices are odd permutations of each other are additiv
Rapidly increasing precision of the interpolation with increasing density of the 3Dlattice is shown in an example.doi:10.1515/ms-2016-0280Bezubik, AgataHrivnák, Ji?íPatera, Ji?íPo?ta, SeverinDe GruyterMathematica SlovacaA. Bezubik, J. Hrivna´k, J. Patera, S. Poˇsta, Three-variable...