Number Theory 2015-16

Unless otherwise specified, the seminars are held on Mondays at 15:00 in Room B3.03 – Mathematics Institute

2015-16, Term 3

Organiser: Marc Masdeu

April 25	Jack Lamplugh (UCL) A 3-variable main conjecture for the Rankin-Selberg convolution of two CM modular forms
May 2	NO SEMINAR (Bank Holiday)
May 9	Peng Xu (Warwick) Local converse problem for $p$-adic $\mathrm{GL}_n(F)$
May 16	Simon Myerson (Oxford) Real and rational systems of forms
May 23	Christian Wuthrich (Nottingham) Numerical modular symbols for elliptic curves
May 30	NO SEMINAR (Bank Holiday)
June 6	Przemyslaw Chojecki (Oxford) Overconvergent modular forms and perfectoid Shimura curves
June 13	Daniel Kohen (U. Buenos Aires / IMAS) Some Heegner point constructions
June 20	Florian Bouyer (Warwick) On the arithmetic of a family of quartic K3 surfaces
June 27 29	Chris Williams (Warwick) Overconvergent modular symbols over number fields

2015-16, Term 2

Organiser: Marc Masdeu

11 January 2016	Martin Dickson (Warwick) Explicit refinements of Boecherer's conjecture for Siegel modular forms of square-free level
18 January 2016	Tobias Berger (Sheffield) Oddness of residually reducible Galois representations
25 January 2016	Rachel Newton (Reading) The Hasse norm principle for abelian extensions
1 February 2016	Samuele Anni (Warwick) Congruences
8 February 2016	Yiwen Ding (Imperial) Companion points and locally analytic socle for GL2(L)
15 February 2016	Haluk Sengun (Sheffield) Cohomology of arithmetic groups via Noncommutative Geometry
22 February 2016	Xavier Guitart (Barcelona) Fields of definition of elliptic k-curves with CM and Sato-Tate groups of abelian surfaces
29 February 2016	Olivier Taïbi (Imperial) Arthur's multiplicity formula for automorphic representations of certain inner forms of special orthogonal and symplectic groups
7 March 2016	Thomas Oliver (Bristol) Vanishing Order of Automorphic L-Functions
14 March 2016	Paloma Bengoechea (York) Badly approximable numbers in Twisted Diophantine Approximation

2015-16, Term 1

Organiser: Marc Masdeu

5 October 2015	Santiago Molina (CRM Barcelona) Anti-cyclotomic p-adic L-functions and the exceptional zero phenomenon
12 October 2015	Robert Kurinczuk (Bristol) Local L-functions, local factors, and their reductions modulo-l
19 October 2015	Fred Diamond (King's College) Serre weights and wild ramification in two-dimensional Galois representations
26 October 2015	James Maynard (Oxford) Polynomials representing primes
2 November 2015	Kevin Buzzard (Imperial College) Pre-adic and adic spaces
9 November 2015	Giovanni Rosso (Cambridge) Eigenvarieties for non-cuspidal Siegel modular forms
16 November 2015	Guhan Venkat (UCL / Warwick) Darmon cycles and the Kohnen-Shintani lifting
23 November 2015	Jennifer Balakrishnan (Oxford) Variations on quadratic Chabauty
30 November 2015	Adam Morgan (Warwick) Parity of Selmer ranks in quadratic extensions
7 December 2015	Alberto Cámara (Nottingham) On the reciprocity law for p-adic Green functions