nodes correspinding to {\bf each} elements N\+O\+T\+E\+: (</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;\begin{DoxyParamCaption}</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;\item[{Boundary\+\_\+condition\+\_\+displacement}]{length}</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;\end{DoxyParamCaption}</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;)\hspace{0