Basic HTML version of Foils prepared 22 February 1998

Foil 52 HPF program excerpts - II

From Fox Presentation Fall 1995 CPS615 Basic Simulation Track for Computational Science -- 1998 Enhancements. by Geoffrey C. Fox
subroutine runga-kutte(h, ns)
use nbodyvars
real h; integer ns
INTERFACE
  • subroutine Grav(X, M, A)
  • use nbodyvars
  • real, dimension ( :, : ), intent(in) :: X, M
  • real, dimension ( :, : ), intent(out) :: A
end interface
. . .
do k = 1, ns
  • Xdelta1 = V
  • call Grav(X, M, A)
  • Vdelta1 = A
  • . . . .
end subroutine

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