2 papers
math.GR2005
Quadratic envelope of the category of class two nilpotent groups
Mamuka Jibladze, Teimuraz Pirashvili
We exhibit an extension of the category of class two nilpotent groups. It has the same objects but, unlike the latter, its morphisms are closed under pointwise addition of maps. At…
math.CT2004
Comparison of Abelian categories recollements
Vincent Franjou, Teimuraz Pirashvili
We give a necessary and sufficient condition for a morphism between recollements of abelian categories to be an equivalence.