"op">(</span><span class="va">coef</span><span class="op">$</span><span class="va">name</span><span class="op">)</span><span class="op">)</span> <span class="op">{</span></span>
<span>    <span class="fu">ellipse</span><span class="op">(</span><span class="va">coef</span><span class="op">$</span><span class="va">umean</span>, <span class="va">coef</span><span class="op">$</span><span class="va">vmean</span>, <span class="va">coef</span><span class="op">$</span><span class="va">Lsmaj</span><span class="op">[