PetscFE Object: solution 1 MPI process
  type: basic
  Basic Finite Element in 1 dimensions with 3 components
  PetscSpace Object: solution 1 MPI process
    type: subspace
    Space in 1 variables with 3 components, size 6
    Subspace-to-space domain shift:

     0.
     -1.
    Subspace-to-space domain transform:

     1.
     0.
    Original space:
      PetscSpace Object: solution 1 MPI process
        type: sum
        Space in 2 variables with 3 components, size 9
        Sum space of 3 concatenated subspaces (all identical)
          PetscSpace Object: sum component (sumcomp_) 1 MPI process
            type: poly
            Space in 2 variables with 1 components, size 3
            Polynomial space of degree 1
  PetscDualSpace Object: solution 1 MPI process
    type: lagrange
    Dual space with 3 components, size 6
    Continuous Lagrange dual space
    Quadrature on a segment of order 3 on 2 points (dim 1)