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mirror of https://github.com/pfloos/quack synced 2024-09-27 12:00:50 +02:00

ebugging GF2 ppBSE spin adaptation

This commit is contained in:
Pierre-Francois Loos 2024-09-06 16:16:16 +02:00
parent c9a269cbb6
commit cd25d07f6f
3 changed files with 171 additions and 166 deletions

View File

@ -68,6 +68,7 @@ subroutine RGF2_ppBSE_static_kernel_B(ispin,eta,nBas,nC,nO,nV,nR,nOO,nVV,lambda,
end do
KB_sta(ab,ij) = 2d0*lambda*KB_sta(ab,ij)/sqrt((1d0 + Kronecker_delta(a,b))*(1d0 + Kronecker_delta(i,j)))
end do
end do

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@ -37,40 +37,84 @@ subroutine RGF2_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nVV,lambda,ERI,
! Initialization
KC_sta(:,:) = 0d0
eta2 = eta * eta
! eta2 = eta * eta
allocate(Om_tmp(nBas,nBas))
Om_tmp(:,:) = 0d0
! allocate(Om_tmp(nBas,nBas))
! Om_tmp(:,:) = 0d0
! Compute the energy differences and denominator once and store them in a temporary array
!$OMP PARALLEL DEFAULT(NONE) PRIVATE(m,e,dem) SHARED(nC,nO,nBas,nR, eta2, eGF, Om_tmp)
!$OMP DO
do m=nC+1,nO
do e=nO+1,nBas-nR
dem = eGF(m) - eGF(e)
Om_tmp(m,e) = dem / (dem*dem + eta2)
enddo
enddo
!$OMP END DO
!$OMP END PARALLEL
! ! Compute the energy differences and denominator once and store them in a temporary array
! !$OMP PARALLEL DEFAULT(NONE) PRIVATE(m,e,dem) SHARED(nC,nO,nBas,nR, eta2, eGF, Om_tmp)
! !$OMP DO
! do m=nC+1,nO
! do e=nO+1,nBas-nR
! dem = eGF(m) - eGF(e)
! Om_tmp(m,e) = dem / (dem*dem + eta2)
! enddo
! enddo
! !$OMP END DO
! !$OMP END PARALLEL
! Second-order correlation kernel for the block C of the singlet manifold
! --- --- ---
! OpenMP implementation
! --- --- ---
! if(ispin == 1) then
! a0 = nBas - nR - nO
! !$OMP PARALLEL DEFAULT(NONE) &
! !$OMP PRIVATE(a, b, aa, ab, c, d, cd, m, e, num) &
! !$OMP SHARED(nO, nBas, nR, nC, a0, ERI, Om_tmp, KC_sta, lambda)
! !$OMP DO
! do a=nO+1,nBas-nR
! aa = a0 * (a - nO - 1) - (a - nO - 1) * (a - nO) / 2 - nO
! do b=a,nBas-nR
! ab = aa + b
! cd = 0
! do c=nO+1,nBas-nR
! do d=c,nBas-nR
! cd = cd + 1
!
! do m=nC+1,nO
! do e=nO+1,nBas-nR
!
! num = 2d0*ERI(a,m,c,e)*ERI(b,e,d,m) - ERI(a,m,c,e)*ERI(b,e,m,d) &
! - ERI(a,m,e,c)*ERI(b,e,d,m) - ERI(a,m,e,c)*ERI(b,e,m,d)
! KC_sta(ab,cd) = KC_sta(ab,cd) + num * Om_tmp(m,e)
!
! num = 2d0*ERI(b,m,c,e)*ERI(a,e,d,m) - ERI(b,m,c,e)*ERI(a,e,m,d) &
! - ERI(b,m,e,c)*ERI(a,e,d,m) - ERI(b,m,e,c)*ERI(a,e,m,d)
! KC_sta(ab,cd) = KC_sta(ab,cd) + num * Om_tmp(m,e)
!
! end do
! end do
! KC_sta(ab,cd) = 2d0*lambda*KC_sta(ab,cd)/sqrt((1d0 + Kronecker_delta(a,b))*(1d0 + Kronecker_delta(c,d)))
!
! end do
! end do
! end do
! end do
! !$OMP END DO
! !$OMP END PARALLEL
! end if
! --- --- ---
! Naive implementation
! --- --- ---
if(ispin == 1) then
a0 = nBas - nR - nO
!$OMP PARALLEL DEFAULT(NONE) &
!$OMP PRIVATE(a, b, aa, ab, c, d, cd, m, e, num) &
!$OMP SHARED(nO, nBas, nR, nC, a0, ERI, Om_tmp, KC_sta, lambda)
!$OMP DO
ab = 0
do a=nO+1,nBas-nR
aa = a0 * (a - nO - 1) - (a - nO - 1) * (a - nO) / 2 - nO
do b=a,nBas-nR
ab = aa + b
ab = ab + 1
cd = 0
do c=nO+1,nBas-nR
@ -80,15 +124,17 @@ subroutine RGF2_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nVV,lambda,ERI,
do m=nC+1,nO
do e=nO+1,nBas-nR
dem = eGF(m) - eGF(e)
num = 2d0*ERI(a,m,c,e)*ERI(b,e,d,m) - ERI(a,m,c,e)*ERI(b,e,m,d) &
- ERI(a,m,e,c)*ERI(b,e,d,m) - ERI(a,m,e,c)*ERI(b,e,m,d)
KC_sta(ab,cd) = KC_sta(ab,cd) + num * Om_tmp(m,e)
KC_sta(ab,cd) = KC_sta(ab,cd) + num*dem/(dem**2 + eta**2)
dem = eGF(m) - eGF(e)
num = 2d0*ERI(b,m,c,e)*ERI(a,e,d,m) - ERI(b,m,c,e)*ERI(a,e,m,d) &
- ERI(b,m,e,c)*ERI(a,e,d,m) - ERI(b,m,e,c)*ERI(a,e,m,d)
KC_sta(ab,cd) = KC_sta(ab,cd) + num * Om_tmp(m,e)
KC_sta(ab,cd) = KC_sta(ab,cd) + num*dem/(dem**2 + eta**2)
end do
end do
@ -100,71 +146,68 @@ subroutine RGF2_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nVV,lambda,ERI,
end do
end do
!$OMP END DO
!$OMP END PARALLEL
end if
! --- --- ---
! Naive implementation
! --- --- ---
! if(ispin == 1) then
! ab = 0
! do a=nO+1,nBas-nR
! do b=a,nBas-nR
! ab = ab + 1
! cd = 0
! do c=nO+1,nBas-nR
! do d=c,nBas-nR
! cd = cd + 1
! do m=nC+1,nO
! do e=nO+1,nBas-nR
! dem = eGF(m) - eGF(e)
! num = 2d0*ERI(a,m,c,e)*ERI(b,e,d,m) - ERI(a,m,c,e)*ERI(b,e,m,d) &
! - ERI(a,m,e,c)*ERI(b,e,d,m) - ERI(a,m,e,c)*ERI(b,e,m,d)
! KC_sta(ab,cd) = KC_sta(ab,cd) + num*dem/(dem**2 + eta**2)
! dem = eGF(m) - eGF(e)
! num = 2d0*ERI(b,m,c,e)*ERI(a,e,d,m) - ERI(b,m,c,e)*ERI(a,e,m,d) &
! - ERI(b,m,e,c)*ERI(a,e,d,m) - ERI(b,m,e,c)*ERI(a,e,m,d)
! KC_sta(ab,cd) = KC_sta(ab,cd) + num*dem/(dem**2 + eta**2)
! end do
! end do
! KC_sta(ab,cd) = 2d0*lambda*KC_sta(ab,cd)/sqrt((1d0 + Kronecker_delta(a,b))*(1d0 + Kronecker_delta(c,d)))
! end do
! end do
! end do
! end do
! end if
! Second-order correlation kernel for the block C of the triplet manifold
! --- --- ---
! OpenMP implementation
! --- --- ---
! if(ispin == 2) then
! a0 = nBas - nR - nO - 1
! !$OMP PARALLEL DEFAULT(NONE) &
! !$OMP PRIVATE(a, b, aa, ab, c, d, cd, m, e, num) &
! !$OMP SHARED(nO, nBas, nR, nC, a0, ERI, Om_tmp, KC_sta)
! !$OMP DO
! do a = nO+1, nBas-nR
! aa = a0 * (a - nO - 1) - (a - nO - 1) * (a - nO) / 2 - nO - 1
! do b = a+1, nBas-nR
! ab = aa + b
! cd = 0
! do c=nO+1,nBas-nR
! do d=c+1,nBas-nR
! cd = cd + 1
!
! do m=nC+1,nO
! do e=nO+1,nBas-nR
!
! num = 2d0*ERI(a,m,c,e)*ERI(b,e,d,m) - ERI(a,m,c,e)*ERI(b,e,m,d) &
! - ERI(a,m,e,c)*ERI(b,e,d,m) + ERI(a,m,e,c)*ERI(b,e,m,d)
! KC_sta(ab,cd) = KC_sta(ab,cd) + 2d0 * num * Om_tmp(m,e)
!
! num = 2d0*ERI(b,m,c,e)*ERI(a,e,d,m) - ERI(b,m,c,e)*ERI(a,e,m,d) &
! - ERI(b,m,e,c)*ERI(a,e,d,m) + ERI(b,m,e,c)*ERI(a,e,m,d)
! KC_sta(ab,cd) = KC_sta(ab,cd) - 2d0 * num * Om_tmp(m,e)
!
! end do
! end do
! end do
! end do
! end do
! end do
! !$OMP END DO
! !$OMP END PARALLEL
! end if
! --- --- ---
! Naive implementation
! --- --- ---
if(ispin == 2) then
a0 = nBas - nR - nO - 1
!$OMP PARALLEL DEFAULT(NONE) &
!$OMP PRIVATE(a, b, aa, ab, c, d, cd, m, e, num) &
!$OMP SHARED(nO, nBas, nR, nC, a0, ERI, Om_tmp, KC_sta)
!$OMP DO
ab = 0
do a=nO+1,nBas-nR
aa = a0 * (a - nO - 1) - (a - nO - 1) * (a - nO) / 2 - nO - 1
do b=a+1,nBas-nR
ab = aa + b
ab = ab + 1
cd = 0
do c=nO+1,nBas-nR
@ -174,15 +217,17 @@ subroutine RGF2_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nVV,lambda,ERI,
do m=nC+1,nO
do e=nO+1,nBas-nR
dem = eGF(m) - eGF(e)
num = 2d0*ERI(a,m,c,e)*ERI(b,e,d,m) - ERI(a,m,c,e)*ERI(b,e,m,d) &
- ERI(a,m,e,c)*ERI(b,e,d,m) + ERI(a,m,e,c)*ERI(b,e,m,d)
KC_sta(ab,cd) = KC_sta(ab,cd) + 2d0 * num * Om_tmp(m,e)
KC_sta(ab,cd) = KC_sta(ab,cd) + 2d0*num*dem/(dem**2 + eta**2)
dem = eGF(m) - eGF(e)
num = 2d0*ERI(b,m,c,e)*ERI(a,e,d,m) - ERI(b,m,c,e)*ERI(a,e,m,d) &
- ERI(b,m,e,c)*ERI(a,e,d,m) + ERI(b,m,e,c)*ERI(a,e,m,d)
KC_sta(ab,cd) = KC_sta(ab,cd) - 2d0 * num * Om_tmp(m,e)
KC_sta(ab,cd) = KC_sta(ab,cd) - 2d0*num*dem/(dem**2 + eta**2)
end do
end do
@ -192,8 +237,6 @@ subroutine RGF2_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nVV,lambda,ERI,
end do
end do
!$OMP END DO
!$OMP END PARALLEL
end if
@ -237,48 +280,8 @@ subroutine RGF2_ppBSE_static_kernel_C(ispin,eta,nBas,nC,nO,nV,nR,nVV,lambda,ERI,
! Second-order correlation kernel for the block C of the spinorbital manifold
! --- --- ---
! Naive implementation
! --- --- ---
! if(ispin == 2) then
! ab = 0
! do a=nO+1,nBas-nR
! do b=a+1,nBas-nR
! ab = ab + 1
! cd = 0
! do c=nO+1,nBas-nR
! do d=c+1,nBas-nR
! cd = cd + 1
! do m=nC+1,nO
! do e=nO+1,nBas-nR
! dem = eGF(m) - eGF(e)
! num = 2d0*ERI(a,m,c,e)*ERI(b,e,d,m) - ERI(a,m,c,e)*ERI(b,e,m,d) &
! - ERI(a,m,e,c)*ERI(b,e,d,m) + ERI(a,m,e,c)*ERI(b,e,m,d)
! KC_sta(ab,cd) = KC_sta(ab,cd) + 2d0*num*dem/(dem**2 + eta**2)
! dem = eGF(m) - eGF(e)
! num = 2d0*ERI(b,m,c,e)*ERI(a,e,d,m) - ERI(b,m,c,e)*ERI(a,e,m,d) &
! - ERI(b,m,e,c)*ERI(a,e,d,m) + ERI(b,m,e,c)*ERI(a,e,m,d)
! KC_sta(ab,cd) = KC_sta(ab,cd) - 2d0*num*dem/(dem**2 + eta**2)
! end do
! end do
! end do
! end do
! end do
! end do
! end if
deallocate(Om_tmp)
! deallocate(Om_tmp)
end subroutine

View File

@ -52,13 +52,13 @@ subroutine RGF2_ppBSE_static_kernel_D(ispin,eta,nBas,nC,nO,nV,nR,nOO,lambda,ERI,
do m=nC+1,nO
do e=nO+1,nBas-nR
dem = - eGF(e) + eGF(m)
dem = eGF(m) - eGF(e)
num = 2d0*ERI(i,e,k,m)*ERI(j,m,l,e) - ERI(i,e,k,m)*ERI(j,m,e,l) &
- ERI(i,e,m,k)*ERI(j,m,l,e) - ERI(i,e,m,k)*ERI(j,m,e,l)
KD_sta(ij,kl) = KD_sta(ij,kl) + num*dem/(dem**2 + eta**2)
dem = - eGF(e) + eGF(m)
dem = eGF(m) - eGF(e)
num = 2d0*ERI(j,e,k,m)*ERI(i,m,l,e) - ERI(j,e,k,m)*ERI(i,m,e,l) &
- ERI(j,e,m,k)*ERI(i,m,l,e) - ERI(j,e,m,k)*ERI(i,m,e,l)
@ -68,6 +68,7 @@ subroutine RGF2_ppBSE_static_kernel_D(ispin,eta,nBas,nC,nO,nV,nR,nOO,lambda,ERI,
end do
KD_sta(ij,kl) = 2d0*lambda*KD_sta(ij,kl)/sqrt((1d0 + Kronecker_delta(i,j))*(1d0 + Kronecker_delta(k,l)))
end do
end do