Geodesic
Two Involutions for Signed Excedance Numbers
Séminaire lotharingien de combinatoire, Tome 49 (2002-2004) 
Gérald Ksavrelof; Jiang Zeng. Two Involutions for Signed Excedance Numbers. Séminaire lotharingien de combinatoire, Tome 49 (2002-2004). http://geodesic.mathdoc.fr/item/SLC_2002-2004_49_a4/
@article{SLC_2002-2004_49_a4,
     author = {G\'erald Ksavrelof and Jiang Zeng},
     title = {Two {Involutions} for {Signed} {Excedance} {Numbers}},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {2002-2004},
     volume = {49},
     url = {http://geodesic.mathdoc.fr/item/SLC_2002-2004_49_a4/}
}
TY  - JOUR
AU  - Gérald Ksavrelof
AU  - Jiang Zeng
TI  - Two Involutions for Signed Excedance Numbers
JO  - Séminaire lotharingien de combinatoire
PY  - 2002-2004
VL  - 49
UR  - http://geodesic.mathdoc.fr/item/SLC_2002-2004_49_a4/
ID  - SLC_2002-2004_49_a4
ER  - 
%0 Journal Article
%A Gérald Ksavrelof
%A Jiang Zeng
%T Two Involutions for Signed Excedance Numbers
%J Séminaire lotharingien de combinatoire
%D 2002-2004
%V 49
%U http://geodesic.mathdoc.fr/item/SLC_2002-2004_49_a4/
%F SLC_2002-2004_49_a4

Voir la notice de l'acte provenant de la source Séminaire Lotharingien de Combinatoire website

Two involutions on permutations and derangements are constructed. They lead to a direct evaluation of some signed Eulerian polynomials on permutations and derangements. The latter formulas, combined with the exponential formula, give a new derivation of the corresponding generating functions.