57   Vec         solution;         /* global exact solution vector */  member
114   PetscCall(VecDuplicate(u, &appctx.solution));  in main()
227   PetscCall(VecDestroy(&appctx.solution));  in main()
299 PetscErrorCode ExactSolution(PetscReal t, Vec solution, AppCtx *appctx)  in ExactSolution()  argument
308   PetscCall(VecGetArray(solution, &s_localptr));  in ExactSolution()
323   PetscCall(VecRestoreArray(solution, &s_localptr));  in ExactSolution()
357   PetscCall(ExactSolution(time, appctx->solution, appctx));  in Monitor()
366     PetscCall(VecView(appctx->solution, PETSC_VIEWER_STDOUT_SELF));  in Monitor()
372   PetscCall(VecAXPY(appctx->solution, -1.0, u));  in Monitor()
373   PetscCall(VecNorm(appctx->solution, NORM_2, &norm_2));  in Monitor()
375   PetscCall(VecNorm(appctx->solution, NORM_MAX, &norm_max));  in Monitor()
386   PetscCall(VecView(appctx->solution, appctx->viewer1));  in Monitor()
393     PetscCall(VecView(appctx->solution, PETSC_VIEWER_STDOUT_SELF));  in Monitor()