function der_dynamicViscosity_Txi extends TILMedia.BaseClasses.PartialLiquidObjectFunction; input SI.Temperature T "Temperature"; input SI.MassFraction[:] xi "Mass fractions of the first nc-1 components"; input TILMedia.Internals.TILMediaExternalObject liquidPointer; input Real der_T "Temperature"; input Real[:] der_xi "Mass fraction"; output Real der_eta "Dynamic viscosity"; end der_dynamicViscosity_Txi;