quantum-espresso/GWW/simple_bse/simple_bse.f90

26 lines
399 B
Fortran

program simple_bse
USE start_end
USE input_simple_exc
implicit none
TYPE(input_options) :: sin
!setup MPI environment
call startup
call read_input_simple_exc( sin )
select case(sin%task)
case(0)!solve eigen-problem
call simple_eigen(sin)
case(1)!find spectrum lanczos
call lanczos(sin)
end select
call stop_run
stop
end program simple_bse