Density as function or pressure and temperature
function rho_props_pT extends Modelica.Icons.Function; input Modelica.SIunits.Pressure p "Pressure"; input Modelica.SIunits.Temperature T "Temperature"; input Common.AuxiliaryProperties aux "Auxiliary record"; output Modelica.SIunits.Density rho "Density"; end rho_props_pT;