.TILMedia.BaseClasses.PartialLiquidObjectFunctions.der_prandtlNumber_Txi .TILMedia.BaseClasses.PartialLiquidObjectFunctions.der_prandtlNumber_Txipartial function der_prandtlNumber_Txi = TILMedia.BaseClasses.PartialLiquidObjectFunctionPrototypes.der_prandtlNumber_Txi;