2 papers
math.AG2023
Formal schemes and infinitesimal neighbourhoods
Federico Bongiorno
The aim of this article is to give a rigorous geometric interpretation of the completion of a ring with respect to an ideal. To this end, we define the infinitesimal neighbourhood…
math.AG2021
On the construction of quotient spaces by algebraic foliations
Federico Bongiorno
Given a variety defined over a field of characteristic zero and an algebraically integrable foliation of corank less than or equal to two, we show the existence of a categorical qu…