Function to calculate analytic derivatives for computing T given p and h
function Gibbs2_ph extends Modelica.Icons.Function; input ThermoSysPro.Properties.Common.GibbsDerivs2 g "Dimensionless derivatives of Gibbs function"; output ThermoSysPro.Properties.Common.NewtonDerivatives_ph nderivs "Derivatives for Newton iteration to calculate d and t from p and h"; end Gibbs2_ph;