;contact_relation);</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_fluid_viscous_force_on_solid_in_euler.html">FluidViscousForceOnSolidInEuler</a>(){};</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;        <span class="keyword">protected</span>:</d