TY - MGZN
AU - Galvez, M.
AU - Kock, J.
AU - Tonks, A.
T2 - Advances in mathematics
Y1 - 2014
VL - 254
SP - 79
EP - 117
DO - 10.1016/j.aim.2013.12.015
UR - http://www.sciencedirect.com/science/article/pii/S0001870813004623
AB - We prove a Faa di Bruno formula for the Green function in the bialgebra of P-trees, for any polynomial endofunctor P. The formula appears as relative homotopy cardinality of an equivalence of groupoids. (C) 2013 Elsevier Inc. All rights reserved.
AB - We prove a FaĆ di Bruno formula for the Green function in the bialgebra of P-trees, for any polynomial endofunctor P. The formula appears as relative homotopy cardinality of an equivalence of groupoids.
TI - Groupoids and Faa di Bruno formulae for Green functions in bialgebras of trees
ER -