4 citations · 4 across the 2 of their papers we have counts for
3 papers
math.RT2021
Triangular Matrix Categories over path Categories and Quasi-hereditary Categories, as well as one point extensions by Projectives
M. Ortiz-Morales, Rafael Ochoa
In this paper, we prove that the lower triangular matrix category , where and…
math.CT2020
Gabriel localization in functor categories
Martin Ortiz-Morales, Martha Lizbeth Shaid Sandoval-Miranda, Valente Santiago-Vargas
P. Gabriel showed that for an unital ring , there exists a bijective correspondence between the set of Gabriel filters of and the set of Giraud subcategories of $\mathrm{Mod…
math.CT2019★ 4 cited
Triangular Matrix Categories I: Dualizing Varieties and generalized one-point extension
Alicia León-Galeana, Martín Ortiz-Morales, Valente Santiago Vargas
Following Mitchell's philosophy, in this paper we define the analogous of the triangular matrix algebra to the context of rings with several objects. Given two additive categories…