span class="n">y</span><span class="p">[</span><span class="n">ii</span><span class="p">]</span> <span class="o">=</span> <span class="n">numpy</span><span class="o">.</span><span class="n">angle</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">b</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="o">/</span> <span class="n">math</span><span class="o">.</span><span class="n">pi</span>
            <span class="n">e</sp