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quack/src/eDFT/unrestricted_mgga_correlation_energy.f90
2021-02-14 22:52:17 +01:00

37 lines
885 B
Fortran

subroutine unrestricted_mgga_correlation_energy(DFA,nEns,wEns,nGrid,weight,rho,drho,Ec)
! Compute unrestricted MGGA correlation energy
implicit none
include 'parameters.h'
! Input variables
character(len=12),intent(in) :: DFA
integer,intent(in) :: nEns
double precision,intent(in) :: wEns(nEns)
integer,intent(in) :: nGrid
double precision,intent(in) :: weight(nGrid)
double precision,intent(in) :: rho(nGrid,nspin)
double precision,intent(in) :: drho(ncart,nGrid,nspin)
! Local variables
integer :: iG
double precision :: ra,rb,ga,gb
! Output variables
double precision :: Ec(nsp)
select case (DFA)
case default
call print_warning('!!! MGGA correlation energy not available !!!')
stop
end select
end subroutine unrestricted_mgga_correlation_energy