Stefano Marseglia


Tahiti - 2024
Tahiti - French Polynesia - 2024.
News:
pre-AGC2T Magma workshop: Curves and abelian varieties in Magma - moduli and invariants.
Sept 2024, new preprint with Jonas Bergström and Valentijn Karemaker: Abelian varieties over finite fields with commutative endomorphism algebra: theory and algorithms.
Sept 2024: moved to Nice.
Aug 2024, new preprint with Elena Berardini and Alejandro Giangreco Maidana: Abelian surfaces over finite fields containing no curves of genus 3 or less.
July 2024: Modules over orders, conjugacy classes of integral matrices, and abelian varieties over finite fields has been accepted for publication in the Proceedings of the Sixteenth Algorithmic Number Theory Symposium ( ANTS XVI ).
May 2024: Cohen-Macaulay type of orders, generators and ideal classes has been accepted for publication in Journal of Algebra.
April 2024: Abelian varieties over finite fields and their groups of rational points , with Caleb Springer, has been accepted for publication in Algebra & Number Theory.
Feb 2024: Ideal classes of orders in quaternion algebras , with Harry Smit and an Appendix by John Voight, has been accepted for publication by the Journal of Pure and Applied Algebra.
Feb 2024: I was awarded a Marie Skłodowska-Curie Postdoctoral Fellowship.
Jan 2024: started at the Gaati Lab at UPF.
Nov 2023, new preprint: Local isomorphism classes of fractional ideals of orders in étale algebras .
Short CV:
September 2024 - current: Marie Curie Fellow at Laboratoire J.A. Dieudonné at the Université Côte d'Azur
January 2024 - August 2024: Postdoc at Gaati Lab at the University of French Polynesia
January 2021 - December 2023: VENI Postdoc at Utrecht University.
January 2019 - December 2020: Postdoc at Utrecht University, under the mentorship of Carel Faber.
September - December 2018: Postdoc at the Max Plank Institute for Mathematics in Bonn.
August 2013 - July 2018: Ph.D. student at Stockholms Universitet, under the supervision of Jonas Bergström. I have obtained my doctorate on June 28, 2018.
Full CV :
December 2024
Contacts:
E-mails: stefano.marseglia89 (at) gmail.com, Stefano.MARSEGLIA (at) univ-cotedazur.fr
Postal Address:
Laboratoire Jean Alexandre Dieudonne (LJAD/CNRS UMR7351),
Parc Valrose, 28, avenue Valrose
06108 Nice Cedex 2, FRANCE
Mathematical Interests:
Arithmetic Geometry and Number Theory, with focus on computational aspects.
More precisely, my main interests are:
Abelian varieties (especially over finite fields)
Orders in algebras (ideal class monoid, classification of modules)
Arithmetic of GLn(Z) and the conjugacy problem
Preferred Pronouns:
he/him
Links :
ORCID iD iconorcid.org/0000-0003-1648-4938
github github.com/stmar89
Find me on arXiv
AG seminar at Utrecht University old page - new page.