span class="o">+</span><span class="mf">2.40</span>
<span class="w">       </span><span class="k">call </span><span class="n">plot</span><span class="p">(</span><span class="n">x</span><span class="p">,</span><span class="n">y</span><span class="p">,</span><span class="n">size</span><span class="p">(</span><span class="n">x</span><span class="p">))</span>
<span class="w">       </span><span class="n">y</span><span class="o">=</span><span class="p">[(</span><span class="kt">real</span><span class="p">(</span