pan class="dv">0</span>), <span class="dt">dmax=</span><span class="dv">400</span>, <span class="dt">res=</span><span class="dv">5000</span>,
           <span class="dt">epsilon=</span><span class="kw">list</span>(<span class="fl">1.5</span><span class="op">^</span><span class="dv">2</span>, <span class="op">-</span><span class="dv">12</span><span class="op">+</span>1i, <span class="fl">1.0</span><span class="op">^</span><span class="dv">2</span>), 
           <span class="dt">displacement=</span><span clas