shes containing almost vertical elements</td>
            </tr>
            <tr>
              <td id="reor"><code><strong>-r</strong></code> <em>{hard|soft|sandwich}</em></td> 
              <td align="left">Feconv assumes that nodes of a Lagrange P2 element are listed vertices first, then mid-points, both counterclockwise. The default value 'hard' check whether every element meet this order. The value 'soft' checks only the first element and assumes that the rest keep the same order; this option can drama