2 papers
math.AG2019
On the Brauer group of bielliptic surfaces
Jonas Bergström, Eugenia Ferrari, Sofia Tirabassi +1
We provide explicit generators for the torsion of the second cohomology of bielliptic surfaces, and we use this to study pullback map between Brauer group of a bielliptic surface a…
math.AG2018
An Enriques Classification Theorem for Surfaces in Positive Characteristic
Eugenia Ferrari
We prove that a smooth projective surface over an algebraically closed field of characteristic is birational to an abelian surface if and $h^1(S,\mathca…