Séminaire lotharingien de combinatoire, Tome 10 (1984)
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Klaus Leeb; Giuseppe Pirillo. All the shuffle-compatible graded orderings of 0-1-words. Séminaire lotharingien de combinatoire, Tome 10 (1984). http://geodesic.mathdoc.fr/item/SLC_1984_10_a18/
@article{SLC_1984_10_a18,
author = {Klaus Leeb and Giuseppe Pirillo},
title = {All the shuffle-compatible graded orderings of 0-1-words},
journal = {S\'eminaire lotharingien de combinatoire},
year = {1984},
volume = {10},
url = {http://geodesic.mathdoc.fr/item/SLC_1984_10_a18/}
}
TY - JOUR
AU - Klaus Leeb
AU - Giuseppe Pirillo
TI - All the shuffle-compatible graded orderings of 0-1-words
JO - Séminaire lotharingien de combinatoire
PY - 1984
VL - 10
UR - http://geodesic.mathdoc.fr/item/SLC_1984_10_a18/
ID - SLC_1984_10_a18
ER -
%0 Journal Article
%A Klaus Leeb
%A Giuseppe Pirillo
%T All the shuffle-compatible graded orderings of 0-1-words
%J Séminaire lotharingien de combinatoire
%D 1984
%V 10
%U http://geodesic.mathdoc.fr/item/SLC_1984_10_a18/
%F SLC_1984_10_a18
We show that up to (4 times) symmetry - left -> right and 0 -> 1 - the only shuffle-compatible graded orderings on words over {0,1} are those given by three concrete rules.
