/span> <span class="o">+</span> <span class="mf">0.4</span> <span class="o">*</span> <span class="n">np</span><span class="o">.</span><span class="n">cos</span><span class="p">(</span><span class="n">x</span> <span class="o">*</span> <span class="mf">2.0</span> <span class="o">*</span> <span class="n">np</span><span class="o">.</span><span class="n">pi</span> <span class="o">/</span> <span class="mf">24.0</span> <span class="o">-</span> <span class="mf">1.2</span><span class="p">)</span>
    <span class="n"