OFFSET
1,1
LINKS
Dror Bar-Natan, The BCH series in terms of Lyndon words, MathOverflow.
Dror Bar-Natan, A BCH-Lyndon Question.
Wikipedia, Baker-Campbell-Hausdorff formula
Wikipedia, Lyndon word
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Dror Bar-Natan, communicated by Max Alekseyev, Dec 16 2012
STATUS
approved