... J.L.Snell, Finite Markov Chains, Springer Verlag, 1976.[6] J.Jaworski, A Random Bipartite Mapping, Annals of Discrete Math., 28 137–158 (1985).[7] V.F.Kolchin, Random Mappings, Optimization Software, ... o(1)) as n →∞.We should mention that there is a standard approach to our problem using thetransition matrix P and linear algebra. Let Q be the matrix that is obtained fromP by striking out ... ).It is natural to restate the problem as a question about a Markov chain. Thestate space is S = {s1,s2, ,sn}.Fort>0andr ∈ [n], we are in state srif andonly if gthas exactly r elements...