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<simulation>                                                                   
                                                                               
  <!-- General - geometry definitions !-->                                     
  <geometry dim="2" sets="True">                                               
    <raiseorder patch="1" u="2" v="2"/>                                        
    <refine type="uniform" patch="1" u="9" v="9"/>                             
    <topologysets/>                                                            
  </geometry>                                                                  
                                                                               
  <!-- General - boundary conditions !-->                                      
  <boundaryconditions>                                                         
    <dirichlet set="Boundary" comp="1"/>                                       
  </boundaryconditions>                                                        
                                                                               
  <discretization>                                                             
    <nGauss> 5 </nGauss>                                                       
  </discretization>                                                            
                                                                               
  <!-- Problem-specific block !-->                                             
  <advectiondiffusion>                                                         
    <advectionfield>1|0</advectionfield>                                       
    <!--                                                                       
    <stabilization> supg </stabilization>                                      
    <reactionfield> 1 </reactionfield>                                         
    -->                                                                        
    <source type="expression">2*x*cos(PI*y)</source>                           
    <kappa> 1e-2 </kappa>                                                      
  </advectiondiffusion>                                                        
                                                                               
  <postprocessing>                                                             
    <vtfformat nviz="2">ascii</vtfformat>                                      
  </postprocessing>                                                            
                                                                               
</simulation>