.TILMedia.BaseClasses.PartialVLEFluidObjectFunctions.densityDerivativeWRTspecificEnthalpy_psxi .TILMedia.BaseClasses.PartialVLEFluidObjectFunctions.densityDerivativeWRTspecificEnthalpy_psxipartial function densityDerivativeWRTspecificEnthalpy_psxi = TILMedia.BaseClasses.PartialVLEFluidObjectFunctionPrototypes.densityDerivativeWRTspecificEnthalpy_psxi;