224   AppCtx       app;  in main()  local
236   app.mode       = 1;  in main()
237   app.lambda1    = 2.75;  in main()
238   app.lambda2    = 0.36;  in main()
239   app.print_time = 1. / 256.;  in main()
243     PetscCall(PetscOptionsReal("-lambda1", "", "", app.lambda1, &app.lambda1, NULL));  in main()
244     PetscCall(PetscOptionsReal("-lambda2", "", "", app.lambda2, &app.lambda2, NULL));  in main()
282   PetscCall(TSSetIFunction(ts, NULL, (TSIFunctionFn *)IFunction, &app));  in main()
283   PetscCall(TSSetIJacobian(ts, A, A, (TSIJacobianFn *)IJacobian, &app));  in main()
292   PetscCall(TSSetRHSJacobianP(ts, Ap, RHSJacobianP, &app));  in main()
300   PetscCall(TSMonitorSet(ts, MyMonitor, &app, NULL));  in main()
306 …ll(TSSetEventHandler(ts, 1, direction, terminate, EventFunction, PostEventFunction, (void *)&app));  in main()