The Igusa-Todorov function for comodules
Representation Theory
2011-09-07 v4 K-Theory and Homology
Abstract
We define the Igusa-Todorov function in the context of finite dimensional comodules and prove that a coalgebra is left qcF if and only if it is left semiperfect and its Igusa-Todorov function on each right finite dimensional comodule is zero.
Cite
@article{arxiv.1106.4285,
title = {The Igusa-Todorov function for comodules},
author = {Haim Mariana and Lanzilotta Marcelo and Mata Gustavo},
journal= {arXiv preprint arXiv:1106.4285},
year = {2011}
}