function der_relativeHumidity_pThumRatioxidg extends TILMedia.BaseClasses.PartialGasObjectFunction; input SI.AbsolutePressure p "Pressure"; input SI.Temperature T "Temperature"; input Real humRatio "Humidity ratio"; input SI.MassFraction xi_dryGas[:] "Mass fraction of dry gas"; input TILMedia.Internals.TILMediaExternalObject gasPointer; input Real der_p "Pressure"; input Real der_T "Temperature"; input Real der_humRatio "Humidity ratio"; input Real der_xi_dryGas[:] "Mass fraction of dry gas"; output Real der_phi "Relative humidity"; // annotation (inverse(humRatio=TILMedia.Internals.GasObjectFunctions.humRatio_pTphixidg(p,T,phi,xi_dryGas,gasPointer))); end der_relativeHumidity_pThumRatioxidg;