 in code for the hypergeometric to match what it actually does,
          also fixes the parameter access functions to return the correct values.
          See <a href="https://svn.boost.org/trac/boost/ticket/11556" target="_top">11556</a>.
        </li>
<li class="listitem">
          Stopped using hidden visibility library build with the Oracle compiler
          as it leads to unresolved externals from the C++ standard library. See
          <a href="https://svn.boost.org/trac/boost/ticket/11547" target=