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qp_plugins_scemama/devel/cc/r2_cc.irp.f

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BEGIN_PROVIDER [ double precision, r2_cc, (spin_occ_num,spin_occ_num,spin_vir_num,spin_vir_num) ]
implicit none
BEGIN_DOC
! t2 residues in non-canonical CCSD
END_DOC
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integer :: i,j,m,n
integer :: a,b,e,f
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double precision :: x
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r2_cc(:,:,:,:) = OOVV(:,:,:,:)
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do e=1,spin_vir_num
do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + t2_cc(i,j,a,e)*c_spin_fock_matrix_mo_vv(b,e)
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end do
end do
end do
end do
end do
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do e=1,spin_vir_num
do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) - t2_cc(i,j,b,e)*c_spin_fock_matrix_mo_vv(a,e)
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end do
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end do
end do
end do
end do
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do b=1,spin_vir_num
do e=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
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x = 0.5d0*t2_cc(i,j,a,e)
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if (x /= 0.d0) then
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do m=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) - x*t1_cc(m,b)*c_spin_fock_matrix_mo_ov(m,e)
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end do
endif
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end do
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end do
end do
end do
end do
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do e=1,spin_vir_num
do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
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x = 0.5d0*t2_cc(i,j,b,e)
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if (x /= 0.d0) then
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do m=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + x*t1_cc(m,a)*c_spin_fock_matrix_mo_ov(m,e)
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end do
endif
end do
end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do m=1,spin_occ_num
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x = c_spin_fock_matrix_mo_oo(m,j)
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do i=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) - t2_cc(i,m,a,b)*x
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end do
end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
do m=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + t2_cc(j,m,a,b)*c_spin_fock_matrix_mo_oo(m,i)
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end do
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end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do e=1,spin_vir_num
do m=1,spin_occ_num
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x = 0.5d0*c_spin_fock_matrix_mo_ov(m,e)
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if (x == 0.d0) cycle
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do j=1,spin_occ_num
do i=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) - x*t2_cc(i,m,a,b)*t1_cc(j,e)
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end do
end do
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end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do e=1,spin_vir_num
do m=1,spin_occ_num
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x = 0.5d0*c_spin_fock_matrix_mo_ov(m,e)
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do j=1,spin_occ_num
do i=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + x*t2_cc(j,m,a,b)*t1_cc(i,e)
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end do
end do
end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
do n=1,spin_occ_num
do m=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + 0.5d0*tau_cc(m,n,a,b)*cWoooo(m,n,i,j)
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end do
end do
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end do
end do
end do
end do
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do f=1,spin_vir_num
do e=1,spin_vir_num
do b=1,spin_vir_num
do a=1,spin_vir_num
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x = 0.5d0*cWvvvv(a,b,e,f)
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if (x /= 0.d0) then
do j=1,spin_occ_num
do i=1,spin_occ_num
r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + x*tau_cc(i,j,e,f)
end do
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end do
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endif
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end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do e=1,spin_vir_num
do m=1,spin_occ_num
do i=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + t2_cc(i,m,a,e)*cWovvo(m,b,e,j)
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end do
end do
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end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do e=1,spin_vir_num
do m=1,spin_occ_num
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x = t1_cc(m,a)*OVVO(m,b,e,j)
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do i=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) - t1_cc(i,e)*x
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end do
end do
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end do
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end do
end do
end do
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do b=1,spin_vir_num
do e=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
do m=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) - t2_cc(j,m,a,e)*cWovvo(m,b,e,i)
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end do
end do
end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do e=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
do m=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + t1_cc(j,e)*t1_cc(m,a)*OVVO(m,b,e,i)
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end do
end do
end do
end do
end do
end do
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do e=1,spin_vir_num
do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do m=1,spin_occ_num
do i=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) - t2_cc(i,m,b,e)*cWovvo(m,a,e,j)
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end do
end do
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end do
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end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do e=1,spin_vir_num
do i=1,spin_occ_num
do m=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + t1_cc(i,e)*t1_cc(m,b)*OVVO(m,a,e,j)
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end do
end do
end do
end do
end do
end do
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do e=1,spin_vir_num
do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
do m=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + t2_cc(j,m,b,e)*cWovvo(m,a,e,i)
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end do
end do
end do
end do
end do
end do
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do b=1,spin_vir_num
do e=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
do m=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) - t1_cc(j,e)*t1_cc(m,b)*OVVO(m,a,e,i)
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end do
end do
end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do e=1,spin_vir_num
do i=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + t1_cc(i,e)*VVVO(a,b,e,j)
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end do
end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do e=1,spin_vir_num
do i=1,spin_occ_num
do j=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) - t1_cc(j,e)*VVVO(a,b,e,i)
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end do
end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
do m=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) - t1_cc(m,a)*OVOO(m,b,i,j)
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end do
end do
end do
end do
end do
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do b=1,spin_vir_num
do a=1,spin_vir_num
do j=1,spin_occ_num
do i=1,spin_occ_num
do m=1,spin_occ_num
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r2_cc(i,j,a,b) = r2_cc(i,j,a,b) + t1_cc(m,b)*OVOO(m,a,i,j)
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end do
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end do
end do
end do
end do
! Final expression of the t2 residue
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r2_cc(:,:,:,:) = delta_oovv(:,:,:,:)*t2_cc(:,:,:,:) - r2_cc(:,:,:,:)
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END_PROVIDER