architecture.
        </li>
</ul></div>
<h5>
<a name="math_toolkit.history1.h7"></a>
      <span class="phrase"><a name="math_toolkit.history1.math_2_9_0_boost_1_70"></a></span><a class="link" href="history1.html#math_toolkit.history1.math_2_9_0_boost_1_70">Math-2.9.0
      (Boost-1.70)</a>
    </h5>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem">
          Add Lanczos smoothing derivatives
        </li>
<li class="listitem">
          Move <code cla