10
1
mirror of https://github.com/pfloos/quack synced 2024-12-26 06:14:18 +01:00
QuAcK/src/MBPT/excitation_density_SOSEX.f90

36 lines
727 B
Fortran

subroutine excitation_density_SOSEX(nBas,nC,nO,nR,nS,G,XpY,rho)
! Compute excitation densities
implicit none
! Input variables
integer,intent(in) :: nBas,nC,nO,nR,nS
double precision,intent(in) :: G(nBas,nBas,nBas,nBas),XpY(nS,nS)
! Local variables
integer :: ia,jb,x,y,j,b
! Output variables
double precision,intent(out) :: rho(nBas,nBas,nS)
rho(:,:,:) = 0d0
do ia=1,nS
do x=nC+1,nBas-nR
do y=nC+1,nBas-nR
jb = 0
do j=nC+1,nO
do b=nO+1,nBas-nR
jb = jb + 1
rho(x,y,ia) = rho(x,y,ia) + G(x,y,b,j)*XpY(ia,jb)
enddo
enddo
enddo
enddo
enddo
end subroutine excitation_density_SOSEX