>

    <p>
      Routines are available to evaluate the integrand, return the exact 
      value of the integral, report the name of the problem, 
      report the integration limits, get, set or modify a base point.
    </p>

    <p>
      The integrands is assigned an index.  The integrands can be invoked 
      by index.  Most integrands may be defined for any value of the
      spatial dimension, which we denote here by <b>m</b>.  Most integrands
      are defined on the unit <b>m</b>-dimensional hyperc