73 citations · 386 across the 43 of their papers we have counts for
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math.CT2020
Action representability of the category of internal groupoids
Marino Gran, James Richard Andrew Gray
When is a semi-abelian category, it is well known that the category of internal groupoids in is again semi-abelian. The problem o…
math.CT2020★ 8 cited
Torsion theories and coverings of preordered groups
Marino Gran, Aline Michel
In this article we explore a non-abelian torsion theory in the category of preordered groups: the objects of its torsion-free subcategory are the partially ordered groups, whereas…
math.CT2020
Unusual spectral categories
María José Arroyo Paniagua, Alberto Facchini, Marino Gran +1
The paper is devoted to a kind of `very non-abelian' spectral categories. Under strong conditions on a category , we prove, among other things, that, for a given faith…