mirror of
https://github.com/pfloos/quack
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54 lines
1.0 KiB
Fortran
54 lines
1.0 KiB
Fortran
subroutine form_g(nC,nO,nV,nR,hvv,hoo,VOVV,OOOV,t1,gvv,goo)
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! Scuseria Eqs. (9), (10)
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implicit none
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! Input variables
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integer,intent(in) :: nC,nO,nV,nR
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double precision,intent(in) :: hvv(nV,nV)
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double precision,intent(in) :: hoo(nO,nO)
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double precision,intent(in) :: VOVV(nV,nO,nV,nV)
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double precision,intent(in) :: OOOV(nO,nO,nO,nV)
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double precision,intent(in) :: t1(nO,nV)
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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) :: gvv(nV,nV)
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double precision,intent(out) :: goo(nO,nO)
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gvv(:,:) = hvv(:,:)
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do c=1,nV-nR
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do a=1,nV-nR
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do k=nC+1,nO
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do d=1,nV-nR
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gvv(c,a) = gvv(c,a) + VOVV(a,k,c,d)*t1(k,d)
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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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goo(:,:) = hoo(:,:)
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do i=nC+1,nO
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do k=nC+1,nO
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do l=nC+1,nO
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do c=1,nV-nR
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goo(i,k) = goo(i,k) + OOOV(k,l,i,c)*t1(l,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 subroutine form_g
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