e 377.255718</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> iter  20 value 359.094104</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> iter  30 value 358.090313</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> iter  40 value 358.036940</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> iter  50 value 358.036468</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> final  value 358.036420 </span>
<span class="r-out co"><span class="r-pr">#&gt;