Stellenbosch University (Stellenbosch University
Private Bag X1,
Matieland, 7602,
Stellenbosch, South Africa - South Africa)
Abstract : For words of length n, generated by independent geometric random variables, we study the average initial and end heights of the first descent in the word. In addition we compute the average initial and end height of the first descent for a random permutation of n letters.
Arnold Knopfmacher, Helmut Prodinger. The first descent in samples of geometric random variables and permutations. Discrete Mathematics and Theoretical Computer Science, DMTCS, 2006, Vol. 8, pp.215-234. ⟨10.46298/dmtcs.363⟩. ⟨hal-00961110⟩