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44 lines
997 B
Fortran
44 lines
997 B
Fortran
subroutine form_T(ub,ubb,EcCCT)
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! Compute (T) correction
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implicit none
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! Input variables
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double precision,intent(in) :: ub(spin_occ_num,spin_occ_num,spin_occ_num,spin_vir_num,spin_vir_num,spin_vir_num)
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double precision,intent(in) :: ubb(spin_occ_num,spin_occ_num,spin_occ_num,spin_vir_num,spin_vir_num,spin_vir_num)
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! Local variables
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integer :: i,j,k,l
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integer :: a,b,c,d
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! Output variables
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double precision,intent(out) :: EcCCT
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EcCCT = 0d0
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do c=1,spin_vir_num
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do b=1,spin_vir_num
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do a=1,spin_vir_num
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do k=1,spin_occ_num
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do j=1,spin_occ_num
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do i=1,spin_occ_num
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EcCCT = EcCCT &
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+ (ub(i,j,k,a,b,c) + ubb(i,j,k,a,b,c)) &
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* ubb(i,j,k,a,b,c)/delta_OOOVVV(i,j,k,a,b,c)
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end do
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end do
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end do
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end do
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end do
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end do
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EcCCT = - EcCCT/36d0
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end subroutine form_T
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