[Paraview] Problems reading 2nd order mixed meshes in xdmf format

[Dominik Szczerba]

Hi,

I am unable to load the following trivial (one second order tet
element) into Paraview. I would be very glad for some pointers how to
fix it...

Regards
Dominik

<?xml version="1.0" ?>
<Xdmf>
<Domain Name="Unnamed">
<Grid Name="Mesh">

<Geometry GeometryType="XYZ">
  <DataItem Format="XML" Dimensions="10 3">
    0.0 0.0 0.0
    1.0 0.0 0.0
    0.0 1.0 0.0
    0.0 0.0 1.0
0.5 0.0 0.0
0.5 0.5 0.0
0.0 0.5 0.0
0.0 0.0 0.5
0.5 0.0 0.5
0.0 0.5 0.5
  </DataItem>
</Geometry>

<Topology TopologyType="Mixed" NumberOfElements="1" >
  <DataItem Format="XML" DataType="Int" Dimensions="11">
    26   0 1 2 3 4 5 6 7 8 9
  </DataItem>
</Topology>

</Grid>
</Domain>
</Xdmf>