partial function vapourIsobaricThermalExpansionCoefficient_psxi extends TILMedia.BaseClasses.PartialVLEFluidObjectFunction; input SI.AbsolutePressure p "Pressure"; input SI.SpecificEntropy s "Specific entropy"; input SI.MassFraction[:] xi "Mass fractions of the first nc-1 components"; input TILMedia.Internals.TILMediaExternalObject vleFluidPointer; output SI.LinearExpansionCoefficient beta_v "Isobaric expansion coefficient of vapour phase"; end vapourIsobaricThermalExpansionCoefficient_psxi;