d>::</td>
            <td><strong>n</strong></td>
            <td>
                
            </td>
        </tr>
    </tbody>
  </table>

      <h3>Return Value
        <small>
          <span class="anchor" id="variable-rget"></span>
          real
        </small>
      </h3>
      
    <br>

    <section class="visible-xs visible-sm hidden-md">
        <h3>Contents</h3>
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
    <div class="panel panel-primary">
      <div class="panel-heading text-l