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mirror of https://github.com/pfloos/quack synced 2024-11-07 06:33:55 +01:00
quack/src/QuAcK/Hartree_matrix_AO_basis.f90
2019-03-19 10:13:33 +01:00

34 lines
672 B
Fortran

subroutine Hartree_matrix_AO_basis(nBas,P,Hc,G,H)
! Compute Hartree matrix in the AO basis
implicit none
include 'parameters.h'
! Input variables
integer,intent(in) :: nBas
double precision,intent(in) :: P(nBas,nBas)
double precision,intent(in) :: Hc(nBas,nBas),G(nBas,nBas,nBas,nBas)
! Local variables
integer :: mu,nu,la,si
! Output variables
double precision,intent(out) :: H(nBas,nBas)
H = Hc
do mu=1,nBas
do nu=1,nBas
do la=1,nBas
do si=1,nBas
H(mu,nu) = H(mu,nu) + P(la,si)*G(mu,la,nu,si)
enddo
enddo
enddo
enddo
end subroutine Hartree_matrix_AO_basis