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20172024
most citedCoxeter diagrams and the Köthe's problem

3 citations · 3 across the 6 of their papers we have counts for

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math.RT2024

The rigidity of filtered colimits of n-cluster tilting subcategories

Ziba Fazelpour, Alireza Nasr-Isfahani

Let be an artin algebra and be an n-cluster tilting subcategory of -mod with . From the viewpoint of higher homological algebra, a question that natura…

math.RT2024

Locally finitely presented Grothendieck categories and the pure semisimplicity conjecture

Ziba Fazelpour, Alireza Nasr-Isfahani

In this paper, we investigate locally finitely presented pure semisimple (hereditary) Grothendieck categories. We show that every locally finitely presented pure semisimple (resp.,…

math.RT2022

Finiteness and purity of subcategories of the module categories

Ziba Fazelpour, Alireza Nasr-Isfahani

In this paper, by using functor rings and functor categories, we study finiteness and purity of subcategories of the module categories. We give a characterisation of contravariantl…

math.RT2021

Auslander correspondence for kawada rings

Ziba Fazelpour, Alireza Nasr-Isfahani

We study the Auslander ring of a basic left Köthe ring and give a characterization of basic left Köthe rings in terms of their Auslander rings. We also study the functor catego…

math.RT2021

Morita equivalence and Morita duality for rings with local units and subcategory of projective unitary modules

Ziba Fazelpour, Alireza Nasr-Isfahani

We study Morita equivalence and Morita duality for rings with local units. We extend the Auslander's results on the theory of Morita equivalence and the Azumaya-Morita duality theo…

math.RT2018★ 3 cited

Coxeter diagrams and the Köthe's problem

Ziba Fazelpour, Alireza Nasr-Isfahani

A ring is called right Köthe if every right -module is a direct sum of cyclic modules. In this paper, we give a characterization of basic hereditary right Köthe rings in ter…