DM Object: ex64_plex 2 MPI processes
  type: plex
ex64_plex in 2 dimensions:
  Number of 0-cells per rank: 54 0
  Number of 1-cells per rank: 117 0
  Number of 2-cells per rank: 64 (46) 0
Labels:
  celltype: 4 strata with value/size (0 (54), 1 (117), 3 (46), 4 (18))
  depth: 3 strata with value/size (0 (54), 1 (117), 2 (64))
  Cell Sets: 4 strata with value/size (1 (9), 2 (18), 3 (28), 5 (9))
DM Object: Parallel Mesh 2 MPI processes
  type: plex
Parallel Mesh in 2 dimensions:
  Number of 0-cells per rank: 31 31
  Number of 1-cells per rank: 62 62
  Number of 2-cells per rank: 32 (9) 32 (9)
Labels:
  depth: 3 strata with value/size (0 (31), 1 (62), 2 (32))
  celltype: 4 strata with value/size (0 (31), 1 (62), 3 (23), 4 (9))
  Cell Sets: 3 strata with value/size (1 (9), 2 (15), 3 (8))
Field U:
  adjacency FEM
Field Sigma:
  adjacency FEM
Field Alpha:
  adjacency FEM