<domain type="xy">

<mesh type="uniform" name="mesh1">
<origin>-0.15,0</origin>
<spacing>5e-3, 5e-3</spacing>
<nodes>81, 41</nodes>
<mesh-bc wall="left" type="dirichlet" value="0" />
<mesh-bc wall="bottom" type="symmetry"/>
</mesh>
</domain>
        
      