## Copyright © EDF 2002 - 2025
## ThermoSysPro Version 4.2
function Helmholtz_ph extends Modelica.Icons.Function; input HelmholtzDerivs f "Dimensionless derivatives of Helmholtz function"; output NewtonDerivatives_ph nderivs "Derivatives for Newton iteration to calculate d and t from p and h"; end Helmholtz_ph;