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# Number Theory Seminar

The number theory seminar meets on Tuesdays from 11 - 11:50a.m. in Padelford C-401. The speaker and the participants usually continue their discussions over lunch immediately following the talk.

## Mailing List

Announcements of upcoming seminars are sent by e-mail to all interested participants. We use a Google groups mailing list; those interested can sign up here.

## Past Events

- How do points on plane curves generate fields? Let me count the ways. (Renee Bell, Lehman College) - April 30, 2024
- Exceptional loci on abelian varieties ( Tangli Ge, Princeton University) - April 16, 2024
- The Brauer Group of Stacky Y_0(2) (Niven Achenjang, MIT) - April 2, 2024
- Growth of Torsion of Elliptic Curves Over Imaginary Quadratic Fields with Class Number 1 (Irmak Balçik, Northwestern University) - March 5, 2024
- Unexpected quadratic points of hyperelliptic curves via Chabauty-Coleman bound for surfaces (Jerson Caro, Boston University) - February 6, 2024
- Elliptic curves with complex multiplication and abelian division fields (Asimina Hamakiotes, University of Connecticut) - January 23, 2024
- The not-so-local-global conjecture (James Rickards, University of Colorado, Boulder) - October 10, 2023
- Towards a theory of real multiplication (Alice Pozzi, University of Bristol) - June 6, 2023
- Diophantine stability for elliptic curves on average (Anwesh Ray, Université de Montréal) - April 25, 2023
- Integral points in families of elliptic curves (Stephanie Chan, SLMath (MSRI)) - April 11, 2023
- Recent development in the study of integral points of moduli spaces (Kenneth Chiu, Rice University) - April 4, 2023
- Generalised Jacobians of modular curves and their Q-rational torsion. (Mar Curcó-Iranzo, Utrecht University) - March 7, 2023
- Number Theory Seminar: Nonabelian Cohen—Lenstra heuristics in the presence of roots of unity (Yuan Liu, University of Illinois Urbana-Champaign) - February 28, 2023
- Semi-integral points and local-global principles (Sam Streeter, University of Bristol) - January 24, 2023
- How often do equations have everywhere local solutions? (Nicholas Rome, University of Michigan) - January 17, 2023
- Lattice problems and the Siegel/Rogers integral formula (Seungki Kim, University of Cincinnati) - October 4, 2022
- Markoff-type K3 Surfaces: Local and Global Finite Orbits (Matthew Litman, UC Davis) - November 30, 2021
- Fields generated by points on superelliptic curves (Lea Beneish, McGill University and Chris Keyes, Emory University) - June 8, 2021
- Explicit isogenies of prime degree over quadratic fields (Barinder Banwait, Harish-Chandra Research Institute) - June 1, 2021
- An example of a Brauer-Manin obstruction to weak approximation at a prime with good reduction (Margherita Pagano, Leiden) - May 25, 2021
- Investigating the Hasse principle for conic bundles (Sam Roven, University of Washington) - April 27, 2021
- Bertini irreducibility theorems via statistics (Bjorn Poonen, MIT) - April 13, 2021
- An Asymptotic Local-Global Principle for Integral Kleinian Sphere Packings (Edna Jones, Rutgers) - March 30, 2021
- Counting elliptic curves with prescribed torsion over imaginary quadratic fields (Allechar Serrano Lopez, University of Utah) - March 16, 2021
- Local-global principles for norms (André MacEdo, University of Reading) - March 2, 2021
- Northcott property for special values of L-functions. (Fabien Pazuki, University of Copenhagen) - February 16, 2021
- Asymptotic distribution of traces of singular moduli (Nick Andersen, Brigham Young University) - February 2, 2021
- Rational surfaces and locally recoverable codes (Anthony Várilly-Alvarado, Rice University) - January 19, 2021
- Transcendental Brauer-Manin obstructions on a Calabi-Yau threefold (Isabel Vogt, University of Washington) - November 3, 2020
- The elliptic sieve and Brauer groups (Masahiro Nakahara, University of Washington) - October 20, 2020
- Searching for the impossible Azumaya Algebra (Siddharth Mathur, Arizona/Düsseldorf) - May 19, 2020
- A geometric Euler totient function associated to non-uniform lattices in SL(2,R) (Samantha Fairchild, University of Washington) - May 12, 2020
- Number of points on abelian varieties over finite fields (Borys Kadets (MIT)) - April 28, 2020
- Equidistribution techniques in arithmetic dynamics: past and present (Nicole Looper, Brown University) - March 3, 2020
- Torsion points on curves of the form $y^n = x^d + 1$ (Vishal Arul, MIT) - February 18, 2020
- Supersingular Loci of Some Unitary Shimura Varieties (Maria Fox (Oregon)) - February 4, 2020
- Counting elliptic curves with an N-rational isogeny (Soumya Sankar, University of Wisconsin, Madison) - January 28, 2020
- Restriction of Scalars, Chabauty's method, and P1 minus 3 points (Nicholas Triantafillou, University of Georgia) - November 19, 2019
- Average size of the automorphism group of smooth projective hypersurfaces (Vlad Matei, University of California, Irvine) - November 5, 2019
- On the Yui-Zagier conjecture (Tonghai Yang, University of Wisconsin, Madison) - October 15, 2019
- Number theory video seminar: Point counting and topology - October 8, 2019
- Newton polygons in the Torelli locus (Yunqing Tang, Princeton) - May 28, 2019
- Kostant’s partition function (Pamela Harris, Williams College) - May 14, 2019
- Brauer and Homotopy Obstructions to Rational Points (David Corwin, UC Berkeley) - May 7, 2019
- Frobenius distributions (Edgar Costa, MIT) - April 23, 2019
- The Artin-Tate pairing on the Brauer group of a surface. (Tony Feng (Stanford)) - April 16, 2019
- The arithmetic puncturing problem (David McKinnon, University of Waterloo) - March 12, 2019
- Rational distance sets and Lang’s Conjecture (Amos Turchet, University of Washington) - February 26, 2019
- Conductors and minimal discriminants of hyperelliptic curves (Padmavathi Srinivasan, Georgia Institute of Technology) - November 20, 2018
- Exceptional splitting of abelian surfaces over global function fields. ( Ananth Shankar, MIT) - November 13, 2018
- Explicit Plancherel Measures and Counting L-functions (David Roberts, University of Minnesota Morris) - October 30, 2018
- A local-global principle for isogenies of elliptic curves (Isabel Vogt, MIT) - October 16, 2018
- p-adic Gross-Zagier formula at critical slope and a conjecture of Perrin-Riou (Kazim Buyukboduk, Koc University) - May 22, 2018
- NT Seminar: Explicit modularity in genus 2 (John Voight, Dartmouth College) - April 17, 2018
- Higher Eisenstein Congruences (Cathy Hsu, University of Oregon) - December 5, 2017
- Unlikely intersections in families of abelian varieties and generalized Pell equations in polynomials (Laura Capuano, Oxford) - November 21, 2017
- A tale of two congruences: The Fermat-Wilson-Derivatives-Zeta connection. (Dinesh Thakur, Rochester) - November 16, 2017
- Malle's conjecture for compositum of number fields (Jiuya Wang, University of Wisconsin, Madison) - November 14, 2017
- NT seminar: Dynamics and small points in families of elliptic curves (Myrto Mavraki, UBC) - October 31, 2017
- Explicit Methods in Abelian Varieties Seminar: The orbit intersection problem for linear spaces and semiabelian varieties (Khoa Nguyen, University of British Columbia) - October 19, 2017
- Number theory seminar: A p-adic Stark conjecture in the context of quadratic fields (Joseph Ferrara, University of California, Santa Cruz) - October 17, 2017
- Number theory seminar (Dijana Kreso, UBC) - October 10, 2017
- Fitting ideals in equivariant Iwasawa theory (Takenori Kataoka, University of Tokyo) - May 30, 2017
- Equidistribution of shapes of cubic fields of fixed quadratic resolvent (Robert Harron, University of Hawaii) - May 23, 2017
- Greatest common divisors and Diophantine approximation (Aaron Levin, Michigan State University) - May 9, 2017
- Super-isolated elliptic curves and abelian surfaces in cryptography (Travis Scholl, University of Washington) - May 2, 2017
- Anticyclotomic p-adic L-functions and Ichino's formula (Dan Collins, University of British Columbia) - April 18, 2017
- The Big Ell monodromy of families of G-covers (Lalit Jain, University of Michigan) - April 4, 2017
- Primes in short intervals on curves over finite fields (Efrat Bank, University of Michigan) - March 28, 2017
- Ralph Greenberg, UW - January 24, 2017