Dear all, Is there any equivalent of DoFTools::extract_boundary_dofs(inputs) for distributed memory parallelization in DEALII.
On Thursday, February 21, 2019 at 3:32:08 PM UTC+5:30, mboro...@gmail.com wrote: > > Dear all, > I am Boron. I am a new to DEALII. I am currently trying to write a > parallel code in DEALII for solving nonlinear Poisson's equation. The file > is also attahed below. My doubt is "How do we pass history variable while > constructing the cell_matrix?" > A code snippet is (Line No 211-225) : > > for (; cell!=endc; ++cell) > { > if (cell->subdomain_id() == this_mpi_process) > { > cell_matrix = 0; > cell_rhs = 0; > > fe_values.reinit (cell); > > fe_values.get_function_values(present_solution, > old_solution); > fe_values.get_function_gradients(present_solution, > old_solution_gradients); > for (unsigned int q_point=0; q_point<n_q_points; ++q_point) > { > // BUILD ELEMENTAL CELL MATRIX @ EACH GAUSS POINT > } > > In the above code snippet, the line > 'fe_values.get_function_values(present_solution, old_solution); ' throws > an error. Is there a way to pass only the vectors relevant to the > corresponding subdomains in DEALII? > > -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to dealii+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.