Automorphisms of the Planar Tree Power Series Algebra and the Non-Associative Logarithm
Serdica Mathematical Journal, Tome 30 (2004) no. 2-3, pp. 135-158
In this note we present the formula for the coefficients of the substitution series f(g(x)) of planar tree power series g(x) into f(x).
Keywords:
Planar Rooted Tree, Planar Formal Power Series, Non-Associative Exponential Series, Substitution Endomorphisms, Automorphisms for Planar Power Series, Hopf Algebra
@article{SMJ2_2004_30_2-3_a2,
author = {Gerritzen, L.},
title = {Automorphisms of the {Planar} {Tree} {Power} {Series} {Algebra} and the {Non-Associative} {Logarithm}},
journal = {Serdica Mathematical Journal},
pages = {135--158},
year = {2004},
volume = {30},
number = {2-3},
language = {en},
url = {http://geodesic.mathdoc.fr/item/SMJ2_2004_30_2-3_a2/}
}
Gerritzen, L. Automorphisms of the Planar Tree Power Series Algebra and the Non-Associative Logarithm. Serdica Mathematical Journal, Tome 30 (2004) no. 2-3, pp. 135-158. http://geodesic.mathdoc.fr/item/SMJ2_2004_30_2-3_a2/