Return d and T as a function of p and s
function dTofps extends Modelica.Icons.Function; input SI.Pressure p "Pressure"; input SI.SpecificEntropy s "Specific entropy"; input SI.Pressure delp "Iteration accuracy"; input SI.SpecificEntropy dels "Iteration accuracy"; output SI.Density d "Density"; output SI.Temperature T "Temperature (K)"; end dTofps;