2 papers
math.AG2025
A note on the moduli spaces of free algebras of rank 2
Sophie Marques
In this paper, we present a formulation of the moduli problem for rank-2 algebras over general base rings in functorial terms, providing presentations as presheaf quotients of affi…
math.AG2024
A characterization of ramification groups via Taylor morphism
Sophie Marques, Luigi Pagano
In this paper, we present a functorial method to define ramification groups, identifying them as inertia groups of an induced action on composite jet algebras. This framework lays…