nint_exactness_test, a MATLAB program which calls nint_exactness_test() to investigate the polynomial exactness of a multidimensional quadrature rule based on a direct product of one-dimensional rules.
The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.
nint_exactness_mixed, a MATLAB program which measures the monomial exactness of an M-dimensional quadrature rule based on a mixture of 1D quadrature rule factors.
SPARSE_GRID_MIXED_D2_L2_CCXGL is a level 2 sparse grid quadrature rule for dimension 2, based on 1D factors of [Clenshaw Curtis, Gauss Legendre].