Séminaire Lotharingien de Combinatoire, B19a (1988), 9 pp.
[Formerly: Publ. I.R.M.A. Strasbourg, 1988, 361/S-19, p. 13-21.]

Jacques Désarménien et Michelle Wachs

Descentes des dérangements et mots circulaires

Abstract. Using two bijections by Macdonald and Gessel, we show that the set of the descents of derangements and the set of the descents of the inverse of permutations characterized by their up-down sequences have the same distribution.


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