THE PHASES AND PLOT THEM</span>
<span class="c">!</span>
<span class="w">         </span><span class="k">DO </span><span class="n">i</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">1</span><span class="w"> </span><span class="p">,</span><span class="w"> </span><span class="n">imax2</span>
<span class="w">            </span><span class="n">Z</span><span class="p">(</span><span class="n">i</span><span class="p">)</span><span class="w"> </span><span class="o">=</s