Cichocki, Bogdan; Hess, Walter - In: Physica A: Statistical Mechanics and its Applications 141 (1987) 2, pp. 475-488
It is shown that the memory function of concentration fluctuations M̃(k, t), derived from the generalized Smoluchowski equation, is not a one-particle irreducible quantity. A new function M(k, t), which is one-particle irreducible, is derived and the relation between both functions is...
