current seminar web page
Seminar organizer: Ronald van Luijk
current seminar web page
Seminar organizer: Ronald van Luijk
Location: Snellius building, room 312, unless mentioned otherwise (map and directions).
Time: 16:00 to 17:00, unless mentioned otherwise.
Schedule 2010-2012: here.
23/6/2014 (Mon) Sn412(?) | 10:30-17:15 10:30-11:15 11:30-12:15 13:30-14:15 14:30-15:15 15:30-16:15 16:30-17:15 |
Masters thesis presentations Niels uit de Bos: Deriving general (non-additive) functors Raymond van Bommel: Almost all hyperelliptic Jacobians have a bad semi-abelian prime Giulio Orecchia: Torsion-free rank one sheaves on a semi-stable curve Rosa Winter: Concurrent exceptional curves on del Pezzo surfaces of degree one Andrea Pasquali: Representations of SL_{2} and GL_{2} in defining characteristic Riccardo Ferrario: Galois closures for monogenic degree-4 extensions of rings |
2/6/2014 (Mon) | 16:00-17:00 | Dijana Kreso (Graz) Rational function decomposition and Diophantine equations |
26/5/2014 (Mon) | 16:00-17:00 | Ziyang Gao (Orsay/Leiden) The Ax-Lindemann theorem for the universal family of abelian varieties |
22/5/2014 (Thu) | 11:00-12:00 Sn 412? |
Daniel Loughran (Hannover) Good reduction of complete intersections |
19/5/2014 (Mon) | 17:00-18:00 | Jon Gonzalez Sanchez (Bilbao) From p-groups to pro-p groups and back |
19/5/2014 (Mon) | 15:45-16:45 | Mima Stanojkovski (Leiden) Evolving groups and intensity |
14/4/2014 (Mon) | 16:00-17:00 | Rostislav Devyatov (Berlin-Leiden) Equivariant infinitesimal deformations of a special class of three-dimensional T-varieties |
8/4/2014 (Tue) | 14:15-16:00 Sn 412 |
Jan Bouw (Leiden) An algorithm to compute norm residue symbols |
24/3/2014 (Mon) | 16:00-17:00 | Niels Lindner (Berlin-Leiden) Density of quasismooth hypersurfaces in simplicial toric varieties |
17/3/2014 (Mon) | 16:00-17:00 | Giulia Battiston (Berlin-Leiden) The monodromy of stratified bundles in positive characteristic |
10/3/2014 (Mon) | 16:00-17:00 | Owen Biesel (Leiden) A New Definition of Discriminant Algebra |
6/3/2014 (Thu) | 16:00-17:00 | Elmar Grosse Klönne (Berlin) A partial generalization of Colmez' functor |
3/3/2014 (Mon) | 16:00-17:00 | Dirk Basson (Leiden) Drinfeld modular forms of higher rank |
10/2/2014 (Mon) | 16:00-17:00 | José Ignacio Burgos Gil (Madrid) The singularities of the invariant metric of the sheaf of Jacobi forms on the universal elliptic curve. |
25/11/2013 (Mon) | 16:00-17:00 | Rachel Newton (Bonn) Computing transcendental Brauer groups of products of CM elliptic curves |
21/11/2013 (Thu) | 16:00-17:00 Sn 312 |
Guillermo Mantilla (Lausanne) Weak arithmetic equivalence of number fields |
18/11/2013 (Mon) | 16:00-17:00 B03 |
Ekaterina Amerik (Moscow, Paris) Some remarks about the dynamical Hasse principle |
11/11/2013 (Mon) | 16:00-17:00 | Sorina Ionica (Paris) Isogeny graphs with real multiplication |
4/11/2013 (Mon) | 16:00-17:00 | Marco Streng (Leiden) Computing endomorphism rings of abelian varieties using class groups (joint work with Gaetan Bisson) |
24/10/2013 (Thu) | 15:45-16:45 Sn 312 |
Gabor Wiese (Luxembourg) On Galois representations and the Inverse Galois Problem |
14/10/2013 (Mon) | 16:00-17:00 | Markus Perling (Bielefeld) Exceptional collections on (rational) surfaces |
7/10/2013 (Mon) | 16:00-17:00 | David Holmes (Leiden) Rational points on Kummer varieties and ranks of elliptic curves |
19/9/2013 (Thu) | 11:00-12:00 (!) Sn B3 |
Martin Bright (Beirut) Brauer groups of singular del Pezzo surfaces |
16/9/2013 (Mon) | 16:00-17:00 | Tzanko Matev (Bayreuth) Algebraic dependencies of the multiplicative group |
18/2/2013 (Mon) | 16:00-17:00 | David Holmes (Leiden) Distribution of rational points on Kummer varieties |
4/3/2013 (Mon) | 16:00-17:00 | Owen Biesel (Princeton) G-closures for ring extensions |
7/3/2013 | 16:00-17:00 | Cecília Salgado (Universidade Federal do Rio de Janeiro) Unirationality of del Pezzo surfaces of degree two |
14/3/2013 | 16:00-17:00 | Alex Bartel (Warwick University) The difference between rational representations and permutation representations of a finite group |
18/3/2013 (Mon) | 16:00-17:00 | Hendrik Lenstra (Leiden) Lattices with symmetry, I |
21/3/2013 | 15:45-17:30 | Hendrik Lenstra (Leiden) Lattices with symmetry, II |
25/3/2013 (Mon) | 16:00-17:00 | Jan Steffen Müller (Hamburg) Canonical heights on Jacobians of hyperelliptic curves |
28/3/2013 | 16:00-17:00 | No seminar, but colloquium |
11/4/2013 | 16:00-17:00 | No seminar, but colloquium |
18/4/2013 | 16:00-17:00 | No seminar, but colloquium |
8/5/2013 (Wed) | 16:00-17:00 | Kloosterman lecture |
13/5/2013 (Mon) | 16:00-18:00 16:00-16:50 17:10-18:00 |
Algant pre-defense (Duong Hoang Dung defends his PhD thesis on May 14) Andrea Lucchini (Padova): Boundedly generated subgroups of finite groups Christopher Voll (Bielefeld): Zeta functions of groups and rings |
16/5/2013 | 16:00-17:00 | Paloma Bengoechea (Collège de France) From quadratic polynomials and continued fractions to modular forms |
25/6/2013 (Tue) Sn 402 | 13:45-14:45 15:15-16:15 16:30-17:30 |
Olivier Wittenberg (ENS Paris, CNRS) On the cycle class map for zero-cycles over local fields Jinbi Jin (Leiden): Classification of torsors over curves David Madore (ENST Paris): Church-Turing computability of étale cohomology |
26/6/2013 (Wed) Sn 402 | 15:00-17:15 | Bhargav Bhatt (IAS Princeton) Crystalline and de Rham cohomology 1 & 2 |
3/7/2013 (Wed) Sn 402 | 15:00-17:15 | Bhargav Bhatt (IAS Princeton) Crystalline and de Rham cohomology 3 & 4 |
4/7/2013 | 16:00-17:00 | Wei Ho (Columbia) Families of lattice-polarized K3 surfaces |