156   PetscDS        ds;  in SetupProblem()  local
161   PetscCall(DMGetDS(dm, &ds));  in SetupProblem()
162   PetscCall(PetscDSSetResidual(ds, 0, f0_u, f1_u));  in SetupProblem()
163   PetscCall(PetscDSSetResidual(ds, 1, f0_a, f1_a));  in SetupProblem()
164   PetscCall(PetscDSSetResidual(ds, 2, f0_l, f1_l));  in SetupProblem()
165   PetscCall(PetscDSSetJacobian(ds, 0, 0, g0_uu, NULL, NULL, NULL));  in SetupProblem()
166   PetscCall(PetscDSSetJacobian(ds, 0, 1, NULL, NULL, g2_ua, NULL));  in SetupProblem()
167   PetscCall(PetscDSSetJacobian(ds, 0, 2, NULL, NULL, NULL, g3_ul));  in SetupProblem()
168   PetscCall(PetscDSSetJacobian(ds, 1, 1, g0_aa, NULL, NULL, NULL));  in SetupProblem()
169   PetscCall(PetscDSSetJacobian(ds, 2, 1, NULL, NULL, g2_la, NULL));  in SetupProblem()
170   PetscCall(PetscDSSetJacobian(ds, 2, 0, NULL, NULL, NULL, g3_lu));  in SetupProblem()
172   PetscCall(PetscDSSetExactSolution(ds, 0, quadratic_u_2d, NULL));  in SetupProblem()
173   PetscCall(PetscDSSetExactSolution(ds, 1, linear_a_2d, NULL));  in SetupProblem()
174   PetscCall(PetscDSSetExactSolution(ds, 2, zero, NULL));  in SetupProblem()
236     PetscDS ds;  in main()  local
241     PetscCall(DMGetDS(dm, &ds));  in main()
242     PetscCall(PetscDSGetExactSolution(ds, 0, &exactFuncs[0], NULL));  in main()
243     PetscCall(PetscDSGetExactSolution(ds, 1, &exactFuncs[1], NULL));  in main()
244     PetscCall(PetscDSGetExactSolution(ds, 2, &exactFuncs[2], NULL));  in main()