Talks

• Effective Computation of Hodge Cycles [ slides ]
  Columbia-CUNY-NYU number theory seminar
  April 2025
• 17T7 is a Galois group over the rationals [ slides ]
  Joint meeting of the AMS, AustMS and NZMS: Computational Number Theory
  
• Effective Computation of Hodge Cycles [ slides ]
  Computational Algebra Seminar, University of Sydney
  November 2024
• Computing L-functions [ slides code ]
  Murmurations in Arithmetic Geometry and Related Topics, SUNY
  November 2024
• AGNES Scavenger Hunt with Magma [ slides code ]
  Algebraic Geometry Northeastern Series, Dartmouth College
  November 2024
• Machine learning L-functions [ slides ]
  Mathematics and Machine Learning, Harvard
  October 2024
• Effective Computation of Picard lattices of K3 surfaces [ slides ]
  Explicit Methods in Number Theory, Oberwolfach
  September 2024
• Effective Computation of Hodge Cycles [ slides ]
  Geometry Over Non-Closed Fields, Simons Symposium, Elmau
  August 2024
• Hypergeometric L-functions in average polynomial time, II [ slides code ]
  Algorithmic Number Theory Symposium XVI, MIT
  July 2024
• Hypergeometric motives in the LMFDB [ slides ]
  Simons Collaboration on Arithmetic Geometry, Number Theory, and Computation
  May 2024
• Eichler-Shimura Construction for Hilbert Modular Forms [ slides code ]
  Simons Collaboration on Arithmetic Geometry, Number Theory, and Computation Annual Meeting
  January 2024
• A Formalizer, a Mathematician, and a Computer Algebra System Walk into a Bar: Bridging Formal and Computational Mathematics [ slides ]
  Simons Collaboration on Arithmetic Geometry, Number Theory, and Computation
  November 2023
• The L-functions and modular forms database [ slides ]
  Automated mathematics: integrating proofs, algorithms and data, Dagstuhl
  October 2023
• Computing isogeny classes of principally polarized abelian surfaces over the rationals [ slides code ]
  Leibniz Universität Hannover
  April 2023
• Computing isogeny classes of principally polarized abelian surfaces over the rationals [ slides code ]
  Simons Collaboration on Arithmetic Geometry, Number Theory, and Computation Annual Meeting
  January 2023
• Computing isogeny classes of principally polarized abelian surfaces over the rationals [ slides code ]
  Joint Mathematics Meetings
  January 2023
• Computing isogeny classes of principally polarized abelian surfaces over the rationals [ code ]
  Palmetto Number Theory Series (PANTS)
  December 2022
• Computing isogeny classes of principally polarized abelian surfaces over the rationals [ code ]
  University of Washington
  December 2023
• Counting points on smooth plane quartics [ slides ]
  Algorithmic Number Theory Symposium XV, University of Bristol
  August 2022
• Geometric invariants from counting points [ slides ]
  Connecticut Summer School in Number Theory
  June 2022
• The L-functions and modular forms database [ slides ]
  William & Mary
  December 2021
• Effective obstruction to lifting Tate classes from positive characteristic [ slides code ]
  Columbia-CUNY-NYU number theory seminar
  April 2021
• From counting points to rational curves on K3 surfaces [ slides video ]
  Vantage seminar
  January 2021
• Effective obstruction to lifting Tate classes from positive characteristic [ slides code ]
  Saarland University
  December 2020
• Bounding Picard numbers [ slides code ]
  Simons Collaboration on Arithmetic Geometry, Number Theory, and Computation
  October 2020
• From Frobenius polynomials to geometry [ slides ]
  Around Frobenius distributions and related topics
  May 2020
• Frobenius Distributions [ slides ]
  Department of Mathematics, University of California San Diego
  February 2020
• Computing central endomorphisms of an abelian variety via reductions modulo p [ slides ]
  Joint Mathematics Meetings
  January 2020
• Variation of Néron-Severi ranks of reductions of K3 surfaces [ slides ]
  Joint Mathematics Meetings
  January 2020
• Rigorous computation of the endomorphism ring of a Jacobian [ slides code ]
  University of New South Wales
  November 2019
• Variation of Néron-Severi ranks of reductions of K3 surfaces [ slides ]
  The University of Tennessee, Knoxville
  May 2019
• Frobenius Distributions [ slides ]
  Department of Mathematics, University of Washington
  April 2019
• Upper bounds for the endomorphism algebra of an abelian variety [ slides ]
  Joint Mathematics Meetings
  January 2019
• Randomness in number theory [ slides ]
  Department of Mathematics, Colorado Sate University
  November 2018
• Frobenius Distributions [ slides ]
  Colóquio de Geometria e Aritmética Rio de Janeiro
  October 2018
• Frobenius Distributions [ slides ]
  Massachusetts Institute of Technology
  September 2018
• Computing zeta functions of nondegenerate hypersurfaces in toric varieties [ slides code ]
  Algorithmic Number Theory Symposium XIII, University of Wisconsin, Madison
  July 2018
• Distributions in arithmetic geometry [ slides ]
  Communicating Mathematics Effectively, University of Washington
  June 2018
• Computing zeta functions of nondegenerate hypersurfaces in toric varieties [ slides code ]
  Birational Geometry and Arithmetic, ICERM, Brown University
  May 2018
• Computing zeta functions of nondegenerate toric hypersurfaces [ slides code ]
  Department of Mathematics & Statistics, Boston University
  December 2017
• Computing zeta functions of nondegenerate toric hypersurfaces [ slides code ]
  Maine-Québec Number Theory Conference
  October 2017
• Computing zeta functions of nondegenerate toric hypersurfaces [ slides video code ]
  Banff International Research Station, $p$-adic Cohomology and Arithmetic Applications
  October 2017
• Toric point counting and applications [ slides video code ]
  Banff International Research Station, New Trends in Arithmetic and Geometry of Algebraic Surfaces
  March 2017
• Toric point counting and applications [ code ]
  Department of Mathematics & Statistics, University of Vermont
  February 2017
• Counting points on curves [ slides ]
  Université Laval, Québec, Québec-Maine Number Theory Conference
  October 2016
• Counting points on curves [ slides ]
  University of New South Wales
  July 2016
• Zeta functions of quartic K3 surfaces over $\mathbf{F}_3$ [ slides ]
  Sage Days 71: Explicit p-adic methods in number theory, Oxford University
  March 2016
• Equidistributions in arithmetic geometry [ slides ]
  Dartmouth College
  January 2016
• Equidistributions in arithmetic geometry [ slides ]
  Instituto Superior Técnico
  December 2015
• Effective computations of Hasse-Weil zeta functions [ slides ]
  Explicit Methods for Modularity of K3 Surfaces and Other Higher Weight Motives, ICERM, Brown University
  October 2015
• Effective computations of Hasse-Weil zeta functions
  Courant Institute of Mathematical Sciences, NYU
  May 2015
• Variation of Néron-Severi ranks of reductions of algebraic surfaces
  Department of Mathematics, Rice University
  February 2015
• Variation of Néron-Severi ranks of reductions of algebraic surfaces
  School of Mathematics and Statistics, UNSW
  October 2014
• Variation of Néron-Severi ranks of reductions of algebraic surfaces
  Courant Institute of Mathematical Sciences, NYU
  October 2014
• The point counting problem
  Courant Institute of Mathematical Sciences, NYU
  December 2012
• Faster deterministic integer factorization
  Courant Institute of Mathematical Sciences, NYU
  January 2012
• Étale Cohomology
  Courant Institute of Mathematical Sciences, NYU
  March 2011
• Étale Cohomology
  Departamento de Matemática, Instituto Superior Técnico
  July 2010