The "Seminar Algebra & Geometrie" takes place every Friday from 10.30 to 12.00 in the "Kleiner Hörsaal" (Mathematisches Institut, Rheinsprung 21).
For questions please contact Pierre-Marie Poloni.

Spring Semester 2013

March 1: Jérémy Blanc, Universität Basel
When is the blow-up of points or curves in the projective space a weak Fano threefold? (abstract)

March 8: Vladimir Bavula, University of Sheffield
Two 45 minutes talks
An analogue of the Conjecture of Dixmier is true for the algebra of polynomial integro-differential operators (abstract)
The group of automorphisms of the algebra of one-sided inverses of a polynomial algebra (abstract)

March 15: Christian Urech, Universität Basel
On automorphisms of the affine Cremona group as an abstract group and as an ind-group (abstract)

March 22: No Talk (Conference “BirPol 4”)

March 29: No Talk (Osterunterbruch)

April 5: Alexander Perepechko, Moscow State University and Institut Fourier (Grenoble)
Infinite transitivity on universal torsors

April 12: Antoine Ducros, Université Paris 6
Real differential forms and currents in p-adic geometry (abstract)

April 19: Jan Draisma, Technische Universiteit Eindhoven
Maximum-Likelihood duality for determinantal varieties (abstract)

April 26: Arnaud Beauville, Université de Nice
The Lüroth problem and the Cremona group (abstract)

May 3: Sergei Kovalenko, Ruhr-Universität Bochum
Transitivity of automorphism groups of Gizatullin surfaces (abstract)

May 10: No Talk (Freitag nach Auffahrt)

May 17: Susanna Zimmermann, Universität Basel
Geometry and Invariants of the Affine Group

May 24: Andrea Marinatto, Università di Udine
The Field of Definition of Point-Sets in P^1 (abstract)

May 31: Adrien Dubouloz, Université de Bourgogne
Examples of rigid surfaces with infinitely transitive cylinders (abstract)