   measures the polynomial exactness of a multidimensional quadrature rule
      based on a mixture of 1D quadrature rule factors.
    </p>

    <p>
      <a href = "../../m_src/nintlib/nintlib.html">
      NINTLIB</a>,
      a MATLAB library which
      numerically estimates integrals in multiple dimensions.
    </p>

    <p>
      <a href = "../../m_src/power_rule/power_rule.html">
      POWER_RULE</a>,
      a MATLAB program which
      constructs a power rule, that is, a product quadrature rule 
      f