an class="n">sprintf</span><span class="p">(</span><span class="s">&#39;delta = %g&#39;</span><span class="p">,</span> <span class="n">delta</span><span class="p">))</span> <span class="p">;</span>
  <span class="n">drawnow</span> <span class="p">;</span>

  <span class="n">vl_demo_print</span><span class="p">(</span><span class="n">sprintf</span><span class="p">(</span><span class="s">&#39;mser_delta_%d&#39;</span><span class="p">,</span><span class="nb">find</span><span class="p">(</span><span class="n">d