588   PetscDS        prob;  in SetupBC()  local
674   PetscCall(DMGetDS(dm, &prob));  in SetupBC()
676   PetscCall(PetscDSSetExactSolution(prob, 0, exactFuncs[0], user));  in SetupBC()
677   PetscCall(PetscDSSetExactSolution(prob, 1, exactFuncs[1], user));  in SetupBC()
696   PetscDS        prob;  in SetupProblem()  local
703   PetscCall(DMGetDS(dm, &prob));  in SetupProblem()
706     PetscCall(PetscDSSetResidual(prob, 0, f0_zero_u, f1_constant_u));  in SetupProblem()
709     PetscCall(PetscDSSetResidual(prob, 0, f0_constant_u, f1_constant_u));  in SetupProblem()
710     PetscCall(PetscDSSetJacobian(prob, 0, 0, g0_constant_uu, NULL, NULL, NULL));  in SetupProblem()
711     PetscCall(PetscDSSetJacobian(prob, 1, 1, g0_constant_pp, NULL, NULL, NULL));  in SetupProblem()
718         PetscCall(PetscDSSetResidual(prob, 0, f0_lap_doubly_periodic_u, f1_lap_u));  in SetupProblem()
721         PetscCall(PetscDSSetResidual(prob, 0, f0_lap_periodic_u, f1_lap_u));  in SetupProblem()
726       PetscCall(PetscDSSetResidual(prob, 0, f0_lap_u, f1_lap_u));  in SetupProblem()
729     PetscCall(PetscDSSetJacobian(prob, 0, 0, NULL, NULL, NULL, g3_uu));  in SetupProblem()
732     PetscCall(PetscDSSetResidual(prob, 0, f0_zero_u, f1_lap_u));  in SetupProblem()
733     PetscCall(PetscDSSetJacobian(prob, 0, 0, NULL, NULL, NULL, g3_uu));  in SetupProblem()
736   PetscCall(PetscDSSetResidual(prob, 1, f0_advection, f1_advection));  in SetupProblem()
737   PetscCall(PetscDSSetJacobian(prob, 1, 1, g0_adv_pp, g1_adv_pp, NULL, NULL));  in SetupProblem()
738   PetscCall(PetscDSSetJacobian(prob, 1, 0, g0_adv_pu, g1_adv_pu, NULL, NULL));  in SetupProblem()
739 …if (user->velocityDist == VEL_ZERO) PetscCall(PetscDSSetRiemannSolver(prob, 1, riemann_advection));  in SetupProblem()
740   else PetscCall(PetscDSSetRiemannSolver(prob, 1, riemann_coupled_advection));  in SetupProblem()
819   PetscDS            prob;  in SetInitialConditionFVM()  local
827   PetscCall(DMGetDS(dm, &prob));  in SetInitialConditionFVM()
829   PetscCall(PetscDSGetNumFields(prob, &Nf));  in SetInitialConditionFVM()