Return pressure as function of density, temperature and mass fractions
function p_dTX extends Modelica.Icons.Function; input Modelica.SIunits.Density d "Density"; input Modelica.SIunits.Temperature T "Temperature"; input Modelica.SIunits.MassFraction X[:] = Modelica.Media.Air.ReferenceMoistAir.reference_X "Mass fractions"; output Modelica.SIunits.AbsolutePressure p "Pressure"; end p_dTX;