10
1
mirror of https://github.com/pfloos/quack synced 2024-10-20 06:48:15 +02:00

more optim in BSE (davidson) kernels

This commit is contained in:
Abdallah Ammar 2024-09-11 09:51:07 +02:00
parent ee2fa09dda
commit f04ea269da

View File

@ -31,9 +31,10 @@ subroutine ppLR_GW_HR_calc(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda, e, eF,
double precision, allocatable :: W_ref(:,:)
double precision, allocatable :: rho_t(:,:,:)
! call wall_time(t1)
call wall_time(t1)
if((nOO+nVV) .le. 20000) then
!if((nOO+nVV) .le. 20000) then
if((nOO+nVV) .le. 2) then
call ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda, e(1), eF, n_states_diag, &
ERI(1,1,1,1), eta, rho(1,1,1), Om(1), U(1,1), W(1,1))
@ -113,8 +114,8 @@ subroutine ppLR_GW_HR_calc(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda, e, eF,
! deallocate(rho_t)
! call wall_time(t2)
! write(*,'(A50, F12.4)') 'total wall time for ppLR_GW_HR_calc (sec): ', t2-t1
call wall_time(t2)
write(*,'(A50, F12.4)') 'total wall time for ppLR_GW_HR_calc (sec): ', t2-t1
return
end
@ -277,36 +278,80 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
double precision, intent(in) :: U(nOO+nVV,n_states_diag)
double precision, intent(out) :: W(nOO+nVV,n_states_diag)
integer :: p, q, r, s
integer :: i, j, ij, k, l, kl
integer :: a, b, c, d, ab, cd
integer :: a0, aa, i0, ii
integer :: m
integer :: state
double precision :: mat_tmp, chi, eps
logical :: a_eq_c, i_eq_k
double precision :: mat_tmp
double precision :: eta2
double precision :: tmp_e, tmp_ab, tmp_ij
double precision, allocatable :: Om_tmp(:), H_mat(:,:)
double precision, allocatable :: rho_tmp(:,:,:)
double precision, allocatable :: rho_Om_rho(:,:,:,:)
if(ispin .eq. 1) then
allocate(Om_tmp(nS))
a0 = nOrb - nR - nO
eta2 = eta * eta
allocate(Om_tmp(nS))
do m = 1, nS
Om_tmp(m) = Om(m) / (Om(m) * Om(m) + eta2)
enddo
allocate(rho_tmp(nOrb,nOrb,nS))
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(p,q,m) &
!$OMP SHARED(nOrb, nS, rho_tmp, Om_tmp, rho)
!$OMP DO
do p = 1, nOrb
do q = 1, nOrb
do m = 1, nS
rho_tmp(p,q,m) = Om_tmp(m) * rho(m,p,q)
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
deallocate(Om_tmp)
allocate(rho_Om_rho(nOrb,nOrb,nOrb,nOrb))
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(p,q,r,s) &
!$OMP SHARED(nOrb, rho_Om_rho, ERI)
!$OMP DO
do p = 1, nOrb
do q = 1, nOrb
do r = 1, nOrb
do s = 1, nOrb
rho_Om_rho(s,r,q,p) = ERI(s,r,q,p)
enddo
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
call dgemm("N", "N", nOrb*nOrb, nOrb*nOrb, nS, -4.d0, &
rho_tmp(1,1,1), nOrb*nOrb, rho(1,1,1), nS, &
1.d0, rho_Om_rho(1,1,1,1), nOrb*nOrb)
deallocate(rho_tmp)
allocate(H_mat(nVV,nOO+nVV))
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(a, b, aa, ab, c, d, cd, i, j, ij, m, state, &
!$OMP tmp_e, tmp_ab, chi, mat_tmp) &
!$OMP SHARED(nC, nO, nOrb, nR, nS, n_states_diag, nVV, &
!$OMP nOO, a0, eF, lambda, e, Om_tmp, rho, ERI, H_mat)
!$OMP PRIVATE(a, b, aa, ab, c, d, cd, i, j, ij, &
!$OMP a_eq_c, tmp_e, tmp_ab, mat_tmp) &
!$OMP SHARED(a0, nC, nO, nOrb, nR, nVV, eF, &
!$OMP lambda, e, rho_Om_rho, H_mat)
!$OMP DO SCHEDULE(GUIDED)
do a = nO+1, nOrb-nR
aa = a0 * (a - nO - 1) - (a - nO - 1) * (a - nO) / 2 - nO
@ -322,22 +367,19 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
cd = 0
do c = nO+1, nOrb-nR
a_eq_c = a .eq. c
do d = c, nOrb-nR
cd = cd + 1
chi = 0.d0
do m = 1, nS
chi = chi - Om_tmp(m) * (rho(m,a,c) * rho(m,b,d) + rho(m,a,d) * rho(m,b,c))
enddo
mat_tmp = tmp_ab
if(c .eq. d) then
mat_tmp = 0.7071067811865475d0 * mat_tmp
endif
mat_tmp = mat_tmp * (4.d0 * chi + ERI(d,c,b,a) + ERI(d,c,a,b))
if((a .eq. c) .and. (b .eq. d)) then
mat_tmp = mat_tmp + tmp_e
mat_tmp = mat_tmp * (rho_Om_rho(d,b,a,c) + rho_Om_rho(d,a,b,c))
if(a_eq_c) then
if(b .eq. d) mat_tmp = mat_tmp + tmp_e
endif
H_mat(ab,cd) = mat_tmp
@ -349,17 +391,12 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
do j = i, nO
ij = ij + 1
chi = 0.d0
do m = 1, nS
chi = chi - Om_tmp(m) * (rho(m,i,a) * rho(m,j,b) + rho(m,i,b) * rho(m,a,j))
enddo
mat_tmp = tmp_ab
if(i .eq. j) then
mat_tmp = 0.7071067811865475d0 * mat_tmp
endif
mat_tmp = mat_tmp * (4.d0 * chi + ERI(j,i,b,a) + ERI(j,i,a,b))
mat_tmp = mat_tmp * (rho_Om_rho(j,b,a,i) + rho_Om_rho(j,a,b,i))
H_mat(ab,ij) = -mat_tmp
enddo ! j
@ -384,10 +421,10 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(i, j, ii, ij, a, b, ab, k, l, kl, m, state, &
!$OMP tmp_e, tmp_ij, chi, mat_tmp) &
!$OMP SHARED(nC, nO, nOrb, nR, nS, nVV, i0, &
!$OMP eF, lambda, e, Om_tmp, rho, ERI, U, H_mat)
!$OMP PRIVATE(i, j, ii, ij, a, b, ab, k, l, kl, &
!$OMP i_eq_k,tmp_e, tmp_ij, mat_tmp) &
!$OMP SHARED(i0, nC, nO, nOrb, nR, nVV, eF, &
!$OMP lambda, e, rho_Om_rho, H_mat)
!$OMP DO SCHEDULE(GUIDED)
do i = nC+1, nO
ii = i0 * (i - nC - 1) - (i - nC - 1) * (i - nC) / 2 - nC
@ -406,17 +443,12 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
do b = a, nOrb-nR
ab = ab + 1
chi = 0.d0
do m = 1, nS
chi = chi - Om_tmp(m) * (rho(m,i,a) * rho(m,j,b) + rho(m,i,b) * rho(m,a,j))
enddo
mat_tmp = tmp_ij
if(a .eq. b) then
mat_tmp = 0.7071067811865475d0 * mat_tmp
endif
mat_tmp = mat_tmp * (4.d0 * chi + ERI(b,a,j,i) + ERI(b,a,i,j))
mat_tmp = mat_tmp * (rho_Om_rho(b,i,j,a) + rho_Om_rho(b,j,i,a))
H_mat(ij,ab) = mat_tmp
enddo ! b
@ -424,23 +456,19 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
kl = nVV
do k = nC+1, nO
i_eq_k = i .eq. k
do l = k, nO
kl = kl + 1
chi = 0.d0
do m = 1, nS
chi = chi - Om_tmp(m) * (rho(m,i,k) * rho(m,j,l) + rho(m,i,l) * rho(m,j,k))
enddo
mat_tmp = tmp_ij
if(k .eq. l) then
mat_tmp = 0.7071067811865475d0 * mat_tmp
endif
mat_tmp = mat_tmp * (4.d0 * chi + ERI(l,k,j,i) + ERI(l,k,i,j))
mat_tmp = mat_tmp * (rho_Om_rho(l,j,i,k) + rho_Om_rho(l,i,j,k))
if((i .eq. k) .and. (j .eq. l)) then
mat_tmp = mat_tmp - tmp_e
if(i_eq_k) then
if(j .eq. l) mat_tmp = mat_tmp - tmp_e
endif
H_mat(ij,kl) = -mat_tmp
@ -454,9 +482,9 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
call dgemm("N", "N", nOO, n_states_diag, nOO+nVV, 1.d0, &
H_mat(1,1), size(H_mat, 1), U(1,1), size(U, 1), &
0.d0, W(nVV+1,1), size(W, 1))
deallocate(H_mat)
deallocate(Om_tmp)
deallocate(H_mat)
deallocate(rho_Om_rho)
! ---
@ -473,14 +501,53 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
Om_tmp(m) = Om(m) / (Om(m) * Om(m) + eta2)
enddo
allocate(rho_tmp(nOrb,nOrb,nS))
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(p,q,m) &
!$OMP SHARED(nOrb, nS, rho_tmp, Om_tmp, rho)
!$OMP DO
do p = 1, nOrb
do q = 1, nOrb
do m = 1, nS
rho_tmp(p,q,m) = Om_tmp(m) * rho(m,p,q)
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
deallocate(Om_tmp)
allocate(rho_Om_rho(nOrb,nOrb,nOrb,nOrb))
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(p,q,r,s) &
!$OMP SHARED(nOrb, rho_Om_rho, ERI)
!$OMP DO
do p = 1, nOrb
do q = 1, nOrb
do r = 1, nOrb
do s = 1, nOrb
rho_Om_rho(s,r,q,p) = ERI(s,r,q,p)
enddo
enddo
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
call dgemm("N", "N", nOrb*nOrb, nOrb*nOrb, nS, 4.d0*lambda, &
rho_tmp(1,1,1), nOrb*nOrb, rho(1,1,1), nS, &
lambda, rho_Om_rho(1,1,1,1), nOrb*nOrb)
deallocate(rho_tmp)
allocate(H_mat(nVV,nOO+nVV))
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(a, b, aa, ab, c, d, cd, i, j, ij, m, state, &
!$OMP tmp_e, tmp_ab, chi, mat_tmp) &
!$OMP SHARED(nC, nO, nOrb, nR, nS, n_states_diag, nVV, &
!$OMP nOO, a0, eF, lambda, e, Om_tmp, rho, ERI, H_mat)
!$OMP PRIVATE(a, b, aa, ab, c, d, cd, i, j, ij, &
!$OMP a_eq_c, tmp_e, tmp_ab, mat_tmp) &
!$OMP SHARED(a0, nC, nO, nOrb, nR, nS, nVV, eF, &
!$OMP e, rho_Om_rho, H_mat)
!$OMP DO SCHEDULE(GUIDED)
do a = nO+1, nOrb-nR
aa = a0 * (a - nO - 1) - (a - nO - 1) * (a - nO) / 2 - nO - 1
@ -491,19 +558,14 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
cd = 0
do c = nO+1, nOrb-nR
a_eq_c = a .eq. c
do d = c+1, nOrb-nR
cd = cd + 1
mat_tmp = lambda * (ERI(d,c,b,a) - ERI(d,c,a,b))
mat_tmp = rho_Om_rho(d,a,b,c) - rho_Om_rho(d,b,a,c)
chi = 0.d0
do m = 1, nS
chi = chi - Om_tmp(m) * (rho(m,a,c) * rho(m,b,d) - rho(m,a,d) * rho(m,b,c))
enddo
mat_tmp = mat_tmp + 4.d0 * lambda * chi
if((a .eq. c) .and. (b .eq. d)) then
mat_tmp = mat_tmp + tmp_e
if(a_eq_c) then
if(b .eq. d) mat_tmp = mat_tmp + tmp_e
endif
H_mat(ab,cd) = mat_tmp
@ -515,13 +577,7 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
do j = i+1, nO
ij = ij + 1
mat_tmp = lambda * (ERI(j,i,b,a) - ERI(j,i,a,b))
chi = 0.d0
do m = 1, nS
chi = chi - Om_tmp(m) * (rho(m,i,a) * rho(m,j,b) - rho(m,i,b) * rho(m,a,j))
end do
mat_tmp = mat_tmp + 4.d0 * lambda * chi
mat_tmp = rho_Om_rho(j,a,b,i) - rho_Om_rho(j,b,a,i)
H_mat(ab,ij) = -mat_tmp
enddo ! j
@ -544,10 +600,10 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(i, j, ii, ij, a, b, ab, k, l, kl, m, state, &
!$OMP tmp_e, tmp_ij, chi, mat_tmp) &
!$OMP SHARED(nC, nO, nOrb, nR, nS, nVV, i0, &
!$OMP eF, lambda, e, Om_tmp, rho, ERI, U, H_mat)
!$OMP PRIVATE(i, j, ii, ij, a, b, ab, k, l, kl, &
!$OMP i_eq_k, tmp_e, tmp_ij, mat_tmp) &
!$OMP SHARED(i0, nC, nO, nOrb, nR, nVV, eF, &
!$OMP e, rho_Om_rho, H_mat)
!$OMP DO SCHEDULE(GUIDED)
do i = nC+1, nO
ii = i0 * (i - nC - 1) - (i - nC - 1) * (i - nC) / 2 - nC - 1
@ -561,13 +617,7 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
do b = a+1, nOrb-nR
ab = ab + 1
mat_tmp = lambda * (ERI(b,a,j,i) - ERI(b,a,i,j))
chi = 0.d0
do m = 1, nS
chi = chi - Om_tmp(m) * (rho(m,i,a) * rho(m,j,b) - rho(m,i,b) * rho(m,a,j))
enddo
mat_tmp = mat_tmp + 4.d0 * lambda * chi
mat_tmp = rho_Om_rho(b,i,j,a) - rho_Om_rho(b,j,i,a)
H_mat(ij,ab) = mat_tmp
enddo ! b
@ -575,19 +625,14 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
kl = nVV
do k = nC+1, nO
i_eq_k = i .eq. k
do l = k+1, nO
kl = kl + 1
mat_tmp = lambda * (ERI(l,k,j,i) - ERI(l,k,i,j))
mat_tmp = rho_Om_rho(l,i,j,k) - rho_Om_rho(l,j,i,k)
chi = 0.d0
do m = 1, nS
chi = chi - Om_tmp(m) * (rho(m,i,k) * rho(m,j,l) - rho(m,i,l) * rho(m,j,k))
enddo
mat_tmp = mat_tmp + 4.d0 * lambda * chi
if((i .eq. k) .and. (j .eq. l)) then
mat_tmp = mat_tmp - tmp_e
if(i_eq_k) then
if(j .eq. l) mat_tmp = mat_tmp - tmp_e
endif
H_mat(ij,kl) = -mat_tmp
@ -601,10 +646,11 @@ subroutine ppLR_GW_HR_calc_oneshot(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
call dgemm("N", "N", nOO, n_states_diag, nOO+nVV, 1.d0, &
H_mat(1,1), size(H_mat, 1), U(1,1), size(U, 1), &
0.d0, W(nVV+1,1), size(W, 1))
deallocate(H_mat)
deallocate(rho_Om_rho)
deallocate(Om_tmp)
! ---
else
@ -643,6 +689,7 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
integer :: a0, aa, i0, ii, bb
integer :: m
integer :: state
logical :: a_eq_c, i_eq_k
double precision :: mat_tmp, chi, eps
double precision :: eta2
double precision :: tmp_e, tmp_ab, tmp_ij
@ -667,7 +714,8 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(a, b, aa, ab, c, d, cd, i, j, ij, m, state, &
!$OMP bb, tmp_e, tmp_ab, chi, mat_tmp, H_mat) &
!$OMP bb, a_eq_c, tmp_e, tmp_ab, chi, mat_tmp, &
!$OMP H_mat) &
!$OMP SHARED(nC, nO, nOrb, nR, nS, n_states_diag, nVV, &
!$OMP nOO, a0, eF, lambda, e, Om_tmp, rho, ERI, U, W)
@ -690,6 +738,7 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
cd = 0
do c = nO+1, nOrb-nR
a_eq_c = a .eq. c
do d = c, nOrb-nR
cd = cd + 1
@ -704,8 +753,9 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
endif
mat_tmp = mat_tmp * (4.d0 * chi + ERI(d,c,b,a) + ERI(d,c,a,b))
if((a .eq. c) .and. (b .eq. d)) then
mat_tmp = mat_tmp + tmp_e
if(a_eq_c) then
if(b .eq. d) mat_tmp = mat_tmp + tmp_e
endif
H_mat(cd,bb) = mat_tmp
@ -753,7 +803,7 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(i, j, ii, ij, a, b, ab, k, l, kl, m, state, &
!$OMP tmp_e, tmp_ij, chi, mat_tmp) &
!$OMP i_eq_k, tmp_e, tmp_ij, chi, mat_tmp) &
!$OMP SHARED(nC, nO, nOrb, nR, nS, nVV, i0, &
!$OMP eF, lambda, e, Om_tmp, rho, ERI, U, H_mat)
!$OMP DO SCHEDULE(GUIDED)
@ -792,6 +842,7 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
kl = nVV
do k = nC+1, nO
i_eq_k = i .eq. k
do l = k, nO
kl = kl + 1
@ -807,8 +858,8 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
mat_tmp = mat_tmp * (4.d0 * chi + ERI(l,k,j,i) + ERI(l,k,i,j))
if((i .eq. k) .and. (j .eq. l)) then
mat_tmp = mat_tmp - tmp_e
if(i_eq_k) then
if(j .eq. l) mat_tmp = mat_tmp - tmp_e
endif
H_mat(ij,kl) = -mat_tmp
@ -846,7 +897,8 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(a, b, aa, ab, c, d, cd, i, j, ij, m, state, &
!$OMP bb, tmp_e, tmp_ab, chi, mat_tmp, H_mat) &
!$OMP bb, a_eq_c, tmp_e, tmp_ab, chi, mat_tmp, &
!$OMP H_mat) &
!$OMP SHARED(nC, nO, nOrb, nR, nS, n_states_diag, nVV, &
!$OMP nOO, a0, eF, lambda, e, Om_tmp, rho, ERI, U, W)
@ -864,6 +916,7 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
cd = 0
do c = nO+1, nOrb-nR
a_eq_c = a .eq. c
do d = c+1, nOrb-nR
cd = cd + 1
@ -875,8 +928,8 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
enddo
mat_tmp = mat_tmp + 4.d0 * lambda * chi
if((a .eq. c) .and. (b .eq. d)) then
mat_tmp = mat_tmp + tmp_e
if(a_eq_c) then
if(b .eq. d) mat_tmp = mat_tmp + tmp_e
endif
H_mat(cd,bb) = mat_tmp
@ -920,7 +973,7 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
!$OMP PARALLEL &
!$OMP DEFAULT(NONE) &
!$OMP PRIVATE(i, j, ii, ij, a, b, ab, k, l, kl, m, state, &
!$OMP tmp_e, tmp_ij, chi, mat_tmp) &
!$OMP i_eq_k, tmp_e, tmp_ij, chi, mat_tmp) &
!$OMP SHARED(nC, nO, nOrb, nR, nS, nVV, i0, &
!$OMP eF, lambda, e, Om_tmp, rho, ERI, U, H_mat)
!$OMP DO SCHEDULE(GUIDED)
@ -950,6 +1003,7 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
kl = nVV
do k = nC+1, nO
i_eq_k = i .eq. k
do l = k+1, nO
kl = kl + 1
@ -961,8 +1015,8 @@ subroutine ppLR_GW_HR_calc_batches(ispin, nOrb, nC, nO, nR, nOO, nVV, nS, lambda
enddo
mat_tmp = mat_tmp + 4.d0 * lambda * chi
if((i .eq. k) .and. (j .eq. l)) then
mat_tmp = mat_tmp - tmp_e
if(i_eq_k) then
if(j .eq. l) mat_tmp = mat_tmp - tmp_e
endif
H_mat(ij,kl) = -mat_tmp