.TILMedia.Internals.GasConfigurations.AnalyticDerivatives.GasObjectFunctions.prandtlNumber_pTxi .TILMedia.Internals.GasConfigurations.AnalyticDerivatives.GasObjectFunctions.prandtlNumber_pTxifunction prandtlNumber_pTxi = TILMedia.Internals.GasObjectFunctions.prandtlNumber_pTxi;