3 papers
math.AG2026
K3 surfaces over of degree that have Picard rank
Victor de Vries
We give examples of K3 surfaces over of degree whose geometric Picard group has rank~. These K3 surfaces are intersections in of three hyperplan…
math.AG2025
Evaluating the tame Brauer group of open varieties over local fields
Victor de Vries
In this document we let be a smooth variety of pure dimension over a local field with unit ball and residue field of characteristic …
math.AG2025
Description of the strong approximation locus using Brauer-Manin obstruction for homogeneous spaces with commutative stabilizers
Victor de Vries, Haowen Zhang
For a homogeneous space over a number field , the Brauer-Manin obstruction has been used to study strong approximation for away from a finite set of places, and know…