rivative of <span class="string">the</span> <span class="string">mean</span> <span class="string">of</span> <span class="string">the</span> <span class="string">predicted</span> <span class="string">control</span>
             wrt <span class="string">the</span> <span class="string">variance</span> <span class="string">of</span> <span class="string">the</span> <span class="string">input</span> <span class="string">distribution</span>
     (iii)  <span class="string">'dMdp'</span> - derivative of <span class