function g2 extends Modelica.Icons.Function; input SI.Pressure p "Pressure"; input SI.Temperature T "Temperature (K)"; input Boolean checkLimits = true "Check if inputs p,T are in region of validity"; output ThermofluidStream.Media.myMedia.Common.GibbsDerivs g "Dimensionless Gibbs function and derivatives w.r.t. pi and tau"; end g2;