------------------------------------------------------------</span>
        <span class="keyword">function</span> this = setCteParams(this,int)
            <span class="keyword">if</span> (this.auto_stiff)
                <span class="keyword">if</span> (~isempty(int.cforcen))
                    <span class="comment">% Assumption: average poisson ratio</span>
                    this.stiff = (1-int.avg_poisson)/(1-int.avg_poisson/2) * int.cforcen.stiff;
                <span class="keyword">else</span>
   