ue of the integral of any monomial
      over the interior of the unit tetrahedron in 3D.
    </p>

    <p>
      <a href = "../../m_src/tetrahedron_keast_rule/tetrahedron_keast_rule.html">
      TETRAHEDRON_KEAST_RULE</a>,
      a MATLAB library which
      defines ten quadrature rules, with exactness degrees 0 through 8,
      over the interior of a tetrahedron in 3D.
    </p>

    <p>
      <a href = "../../m_src/tetrahedron_monte_carlo/tetrahedron_monte_carlo.html">
      TETRAHEDRON_MONTE_CARLO</a>, 
 