Geodesic
Ribbon tableaux, Hall-Littlewood functions and unipotent varieties
Séminaire lotharingien de combinatoire, Tome 34 (1995) 
Alain Lascoux; Bernard Leclerc; Jean-Yves Thibon. Ribbon tableaux, Hall-Littlewood functions and unipotent varieties. Séminaire lotharingien de combinatoire, Tome 34 (1995). http://geodesic.mathdoc.fr/item/SLC_1995_34_a6/
@article{SLC_1995_34_a6,
     author = {Alain Lascoux and Bernard Leclerc and Jean-Yves Thibon},
     title = {Ribbon tableaux, {Hall-Littlewood} functions and unipotent varieties},
     journal = {S\'eminaire lotharingien de combinatoire},
     year = {1995},
     volume = {34},
     url = {http://geodesic.mathdoc.fr/item/SLC_1995_34_a6/}
}
TY  - JOUR
AU  - Alain Lascoux
AU  - Bernard Leclerc
AU  - Jean-Yves Thibon
TI  - Ribbon tableaux, Hall-Littlewood functions and unipotent varieties
JO  - Séminaire lotharingien de combinatoire
PY  - 1995
VL  - 34
UR  - http://geodesic.mathdoc.fr/item/SLC_1995_34_a6/
ID  - SLC_1995_34_a6
ER  - 
%0 Journal Article
%A Alain Lascoux
%A Bernard Leclerc
%A Jean-Yves Thibon
%T Ribbon tableaux, Hall-Littlewood functions and unipotent varieties
%J Séminaire lotharingien de combinatoire
%D 1995
%V 34
%U http://geodesic.mathdoc.fr/item/SLC_1995_34_a6/
%F SLC_1995_34_a6

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

We introduce a new family of symmetric functions, which are defined in terms of ribbon tableaux and generalize Hall-Littlewood functions. We present a series of conjectures, and prove them in two special cases.