subroutine end_spectral_lanczos() deallocate(sl_vecs) deallocate(full_vec_sl) deallocate(sl_overlaps) deallocate(trans_amps_left) deallocate(trans_amps_right) deallocate(pert_ground_left) deallocate(sl_hamil) deallocate(sl_h_eigv) deallocate(ndets_sl) deallocate(disps_sl) deallocate(sl_ilut_list) write(stdout, '(/,1x,a30,/)') "Exiting Spectral Lanczos code." call neci_flush(stdout) end subroutine end_spectral_lanczos