mirror of
https://github.com/LCPQ/quantum_package
synced 2024-11-05 05:33:56 +01:00
76 lines
2.0 KiB
Fortran
76 lines
2.0 KiB
Fortran
program localize_mos
|
|
implicit none
|
|
integer :: rank, i,j,k
|
|
double precision, allocatable :: W(:,:)
|
|
double precision :: f, f_incr
|
|
|
|
allocate (W(ao_num,ao_num))
|
|
|
|
W = 0.d0
|
|
do k=1,elec_beta_num
|
|
do j=1,ao_num
|
|
do i=1,ao_num
|
|
W(i,j) = W(i,j) + mo_coef(i,k) * mo_coef(j,k)
|
|
enddo
|
|
enddo
|
|
enddo
|
|
|
|
! call svd_mo(ao_num,elec_beta_num,W, size(W,1), &
|
|
! mo_coef(1,1),size(mo_coef,1))
|
|
call cholesky_mo(ao_num,elec_beta_num,W, size(W,1), &
|
|
mo_coef(1,1),size(mo_coef,1),1.d-6,rank)
|
|
print *, rank
|
|
|
|
if (elec_alpha_num>elec_beta_num) then
|
|
W = 0.d0
|
|
do k=elec_beta_num+1,elec_alpha_num
|
|
do j=1,ao_num
|
|
do i=1,ao_num
|
|
W(i,j) = W(i,j) + mo_coef(i,k) * mo_coef(j,k)
|
|
enddo
|
|
enddo
|
|
enddo
|
|
|
|
! call svd_mo(ao_num,elec_alpha_num-elec_beta_num,W, size(W,1), &
|
|
! mo_coef(1,1),size(mo_coef,1))
|
|
call cholesky_mo(ao_num,elec_alpha_num-elec_beta_num,W, size(W,1), &
|
|
mo_coef(1,elec_beta_num+1),size(mo_coef,1),1.d-6,rank)
|
|
print *, rank
|
|
endif
|
|
|
|
W = 0.d0
|
|
do k=elec_alpha_num+1,mo_tot_num
|
|
do j=1,ao_num
|
|
do i=1,ao_num
|
|
W(i,j) = W(i,j) + mo_coef(i,k) * mo_coef(j,k)
|
|
enddo
|
|
enddo
|
|
enddo
|
|
|
|
! call svd_mo(ao_num,mo_tot_num-elec_alpha_num,W, size(W,1), &
|
|
! mo_coef(1,1),size(mo_coef,1))
|
|
call cholesky_mo(ao_num,mo_tot_num-elec_alpha_num,W, size(W,1), &
|
|
mo_coef(1,elec_alpha_num+1),size(mo_coef,1),1.d-6,rank)
|
|
print *, rank
|
|
mo_label = "Localized"
|
|
|
|
TOUCH mo_coef
|
|
|
|
W(1:ao_num,1:mo_tot_num) = mo_coef(1:ao_num,1:mo_tot_num)
|
|
integer :: iorder(mo_tot_num)
|
|
double precision :: s(mo_tot_num), swap(ao_num)
|
|
do k=1,mo_tot_num
|
|
iorder(k) = k
|
|
s(k) = Fock_matrix_diag_mo(k)
|
|
enddo
|
|
call dsort(s(1),iorder(1),elec_beta_num)
|
|
call dsort(s(elec_beta_num+1),iorder(elec_beta_num+1),elec_alpha_num-elec_beta_num)
|
|
call dsort(s(elec_alpha_num+1),iorder(elec_alpha_num+1),mo_tot_num-elec_alpha_num)
|
|
do k=1,mo_tot_num
|
|
mo_coef(1:ao_num,k) = W(1:ao_num,iorder(k))
|
|
print *, k, s(k)
|
|
enddo
|
|
call save_mos
|
|
|
|
end
|