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