115   PetscDS         ds;  in CreateDiscretization()  local
160   PetscCall(DMGetDS(dm, &ds));  in CreateDiscretization()
161   PetscCall(PetscDSSetResidual(ds, 0, identity, NULL));  in CreateDiscretization()
162   PetscCall(PetscDSSetResidual(ds, 1, divergence, NULL));  in CreateDiscretization()
164     if (dim == 2) PetscCall(PetscDSSetExactSolution(ds, 0, solenoidal_totaldeg_2d, &user->degree));  in CreateDiscretization()
165     else PetscCall(PetscDSSetExactSolution(ds, 0, solenoidal_totaldeg_3d, &user->degree));  in CreateDiscretization()
167     PetscCall(PetscDSSetExactSolution(ds, 0, source_totaldeg, &user->degree));  in CreateDiscretization()
169   PetscCall(PetscDSSetExactSolution(ds, 1, zero, &user->degree));  in CreateDiscretization()
183     PetscCall(PetscDSSetConstants(ds, 1, constants));  in CreateDiscretization()
216     PetscDS ds;  in main()  local
218     PetscCall(DMGetDS(dm, &ds));  in main()
219     PetscCall(PetscDSSetObjective(ds, 1, divergence));  in main()