Type | Intent | Optional | Attributes | Name | ||
---|---|---|---|---|---|---|
real(kind=rp), | intent(in) | :: | g | |||
real(kind=rp), | intent(in) | :: | p | |||
real(kind=rp), | intent(in) | :: | k | |||
real(kind=rp), | intent(in) | :: | l |
FUNCTION zeta(g,p,k,l)
IMPLICIT NONE
REAL(rp) :: zeta
REAL(rp), INTENT(IN) :: g
REAL(rp), INTENT(IN) :: p
REAL(rp), INTENT(IN) :: k
REAL(rp), INTENT(IN) :: l
zeta = (2.0_rp*C_PI/(3.0_rp*l*k*g**3))*(1.0_rp + (g*p)**2)**1.5_rp
END FUNCTION zeta