Almost split sequences for comodules

W Chin, M Kleiner, D Quinn - Journal of Algebra, 2002 - Elsevier
Let Γ be a coalgebra over a field k. We introduce an operator Tr that takes a right quasi-
finitely copresented Γ-comodule M to a left quasi-finitely copresented Γ-comodule Tr M. If M …

Almost Split Sequences for Comodules

W Chin, M Kleiner, D Quinn - Journal of Algebra, 2002 - infona.pl
Let Γ be a coalgebra over a field k. We introduce an operator Tr that takes a right quasi-
finitely copresented Γ-comodule M to a left quasi-finitely copresented Γ-comodule Tr M. If M …

[PDF][PDF] Almost Split Sequences for Comodules

W Chin, M Kleiner, D Quinn - Journal of Algebra, 2002 - core.ac.uk
Throughout the paper, k is a fixed field and D= Homk k. Almost split sequences were
discovered by Auslander and Reiten for finitely generated modules over a finite-dimensional …

Almost split sequences for comodules

W Chin, M Kleiner, D Quinn - Journal of Algebra, 2002 - experts.syr.edu
Let Γ be a coalgebra over a field k. We introduce an operator Tr that takes a right quasi-
finitely copresented Γ-comodule M to a left quasi-finitely copresented Γ-comodule Tr M. If M …