DM Object: box 1 MPI processes
  type: plex
box in 3 dimensions:
  0-cells: 8
  1-cells: 19
  2-cells: 18
  3-cells: 6
Labels:
  marker: 1 strata with value/size (1 (20))
  celltype: 4 strata with value/size (0 (8), 6 (6), 3 (18), 1 (19))
  depth: 4 strata with value/size (0 (8), 1 (19), 2 (18), 3 (6))
Local function:
Vec Object: 1 MPI processes
  type: seq
0.
0.666667
0.666667
1.33333
0.666667
1.33333
1.33333
2.
Initial guess
Vec Object: potential 1 MPI processes
  type: seq
L_2 Error: 0.338012
Residual:
Vec Object: 1 MPI processes
  type: seq
0.
0.
0.
0.
0.
0.
0.
0.
Initial Residual
Vec Object: Residual, Iterate 0 1 MPI processes
  type: seq
L_2 Residual: 0.
Residual:
Vec Object: 1 MPI processes
  type: seq
0.
0.
0.
0.
0.
0.
0.
0.
Au - b = Au + F(0)
Vec Object: Residual, Iterate 0 1 MPI processes
  type: seq
Linear L_2 Residual: 0.