mofem_part -my_file square.h5m -output_file square_2parts.h5m -my_nparts 2 -dim 2 -adj_dim 1 mofem_part -my_file mesh2d.cub -output_file mesh2d.h5m -my_nparts 2 -dim 2 -adj_dim 1

Run the program

mpirun -np 2 ./poisson_2d_nonhomogeneous -file_name square_2parts.h5m -order 4 mpirun -np 2 ./poisson_2d_nonhomogeneous -file_name mesh2d.h5m -order 4