Mathematisches Institut

Göttingen-Hannover Number Theory Workshop


22nd meeting

Göttingen, 2nd July 2024

  • Riccardo Pengo (Hannover University)
    • Diophantine properties of special values of L-functions
  • Kannan Soundararajan (Stanford University)
    • Covering integers by binary quadratic forms

    21st meeting

    Göttingen, 20th November 2023

  • Stephanie Chan (ISTA)
    Integral points in families of elliptic curves
  • Joerg Bruedern (Universität Göttingen)
    Various problems of Waring's type

    20th meeting

    Hannover, 14th June 2023

  • Jean-Louis Colliot-Thélène (CNRS / Université Paris-Saclay)
    Arithmetic upon intersection of two quadrics
  • Leonhard Hochfilzer (Universität Göttingen)
    Diagonal cubic forms over Fq(t)

    19th meeting

    Online, 30th May 2022

  • Tim Browning (IST Austria)
    Rational points on Fano varieties: freeness and counting
  • Rainer Dietmann (London Royal Holloway)
    Recent work on van der Waerden’s conjecture

    18th meeting

    Online, 12 July 2021

  • Philipp Habegger (Universität Basel)
    Uniformity for the Number of Rational Points on a Curve, Part I
  • Ziyang Gao (CNRS and Institut de Mathématiques de Jussieu-Paris Rive Gauche)
    Uniformity for the Number of Rational Points on a Curve, Part II

    • 17th meeting

    Online, 14 June 2021

  • Trevor Wooley (Purdue University)
    My PhD (thesis) problem
  • Masahiro Nakahara (University of Washington)
    Elliptic divisibility sequences and the elliptic sieve

    • 16th meeting

    Göttingen, 22 January 2020

  • Valentin Blomer (Bonn):
    A symplectic restriction problem
  • Kannan Soundararajan (Stanford)

    15th meeting

    Göttingen, 14 June 2019

  • Steffen Müller (Groningen):
    Quadratic Chabauty and the split Cartan modular curve of level 13
  • Jörg Jahnel (Siegen):
    On integral points on open degree four del Pezzo surfaces

    • 14th meeting

    Hannover, 21 January 2019

  • Damaris Schindler (Utrecht):
    Diophantine inequalities for ternary diagonal forms
  • Kevin Destagnol (IST Austria):
    Rational points and prime values of polynomials

    • 13th meeting

    Göttingen, 15 January 2018

  • Jan-Christoph Schlage-Puchta (Rostock):
    The number of normal subgroups in finitely generated groups
  • Evelina Viada (Göttingen):
    Explicit methods for torsion anomalous intersections

    • 12th meeting

    Göttingen, 13 November 2017

  • Florian Wilsch (Hannover):
    Counting integral points on a certain log Fano threefold
  • Raphael Steiner (Bristol):
    Equidistribution of rational points on shrinking sets of S3:
    A juxtaposition of an automorphic and a circle method approach

    • 11th meeting

    Göttingen, 2 June 2017

  • Valentin Blomer (Göttingen):
    Spectral reciprocity and moments of L-functions
  • Matthias Schütt (Hannover):
    Elliptic surfaces in geometry and arithmetic

    • 10th meeting

    Hannover, 22 January 2017

  • Davide Lombardo (Hannover):
    Reductions of points of infinite order on algebraic groups
  • Valentin Blomer (Göttingen):
    The Manin-Peyre formula for a certain biprojective threefold
  • Ulrich Derenthal (Hannover):
    Manin's conjecture for a family of singular quartic del Pezzo surfaces

    • 9th meeting

    Göttingen, 2 November 2016

  • Valentin Blomer (Göttingen):
    Higher order divisor problems
  • Giuliano Gagliardi (Hannover):
    Manin's conjecture for some spherical threefolds
  • Harald Helfgott (Göttingen):
    The sieve of Eratosthenes in less space

    • 8th meeting

    Göttingen, 6 June 2016

  • Maryna Viazovska (Berlin):
    The sphere packing problem in dimensions 8 and 24
  • Alisa Sedunova (Göttingen):
    On the Bombieri-Pila method over function fields
  • Emmanuel Kowalski (Zürich):
    Mixing algebra and analysis over finite fields



    • 7th meeting

    Hannover, 8 March 2016

  • Christopher Frei (Graz):
    The Hasse norm principle for abelian extensions
  • Kathrin Bringmann (Köln):
    Fourier coefficients of meromorphic modular forms
  • Michael Stoll (Bayreuth):
    The Generalized Fermat Equation x2 + y3 = z11

    • 6th meeting

    Göttingen, 1 February 2016

  • Lilian Matthiesen (Hannover):
    Evaluating certain correlations of eigenvalues of holomorphic cusp forms
  • Lasse Grimmelt (Göttingen):
    Representation of squares by cubic forms
  • Jörg Brüdern (Göttingen):
    Differenced cubes and diophantine approximation

    • 5th meeting

    Göttingen, 7 December 2015

  • Jim Parks (Hannover):
    An asymptotic result for the number of amicable pairs of elliptic curves on average
  • Berke Topacogullari (Göttingen):
    On a certain additive divisor problem
  • Jörg Brüdern (Göttingen):
    Zhao's trick

    • 4th meeting

    Hannover, 9 July 2015

  • Lilian Matthiesen (Hannover)
    Multiplicative functions and nilsequences
  • Jörg Brüdern (Göttingen):
    Sums of two like powers
  • Yonatan Harpaz (École Normale Superieure):
    The Hasse principle for generalized Kummer varieties

    • 3rd meeting

    Göttingen, 25 April 2015

  • Julia Brandes (Göttingen):
    Simultaneous additive equations: repeated and differing degrees
  • Dan Loughran (Hannover):
    The Hasse principle for lines on cubic surfaces
  • Vita Kala (Göttingen):
    Number fields without n-ary universal quadratic forms

    • 2nd meeting

    Göttingen, 6 February 2015

  • Marta Pieropan (Hannover):
    Rational points as lattice points
  • Berke Topacogullari (Göttingen):
    The shifted convolution of divisor functions
  • Olivier Robert (St. Etienne):
    On the abc conjecture and nuclear numbers

    • 1st meeting

    Göttingen, 21 November 2014

  • Péter Maga (Göttingen):
    Subconvexity for supnorms of automorphic forms on PGL(n)
  • Christopher Frei (Hannover):
    Forms of differing degrees over number fields
  • Oscar Marmon (Göttingen):
    Random Thue and Fermat equations