Elements

N_G -- integer

a -- complex(dp), allocatable, dimension(:)

z -- complex(dp), allocatable, dimension(:)

tbsys -- type(TBSystem)

G -- type(TBMatrix), allocatable, dimension(:)

G_conjg -- type(TBMatrix), allocatable, dimension(:)

dm, mod_dm_H, mod_dm_S -- type(TBMatrix)

mpi_global, mpi_my_poles, mpi_across_poles -- type(MPI_Context)

Initialise interface