rkr4 Interface

interface
private module subroutine rkr4(me, t, x, h, xf)

Arguments

Type IntentOptional Attributes Name
class(rkr4_class), intent(inout) :: me
real(kind=wp), intent(in) :: t

initial time

real(kind=wp), intent(in), dimension(me%n) :: x

initial state

real(kind=wp), intent(in) :: h

time step

real(kind=wp), intent(out), dimension(me%n) :: xf

state at time t+h