Prof. Dr. Joachim Escher (Leibniz Universität, Hannover)
Einige mathematische Aspekte der Navier-Stokesschen Gleichungen.
Wednesday, 23. November 2022, 17:00 in room no. WSC-S-U-4.02, campus Essen.

Dr. Lennart Gehrmann (Universität Duisburg-Essen)
$L$-Invarianten elliptischer Kurven.
Tuesday, 28. June 2022, 17:15 in room no. WSC-S-U-4.02, campus Essen.

Dr. Matthias Claus (Universität Duisburg-Essen)
Habilitationsvortrag: Ganzzahlige Bilevel-Optimierung.
Wednesday, 11. May 2022, 17:00 in room no. WSC-S-U-4.02, campus Essen.

Vincent Koziarz (Bordeaux)
Volumes of moduli spaces of flat surfaces of genus $0$ with conical singularities.
Thursday, 15. December 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Konstantin Jakob (Darmstadt)
The Deligne-Simpson problem for isoclinic $G$-connections.
Thursday, 08. December 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Anton Mellit (Wien)
The $P$=$W$ conjecture via an action of the Lie algebra of hamiltonian vector fields.
Thursday, 01. December 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Daniel Kriz (Paris Jussieu)
Supersingular main conjectures, Sylvester’s conjecture and Goldfeld’s conjecture.
Thursday, 17. November 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Ian Gleason (Universität Bonn)
The connected components of affine Deligne—Lusztig varieties in mixed characteristic.
Thursday, 10. November 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Rob de Jeu
Conjectures (and results) on Artin $p$-adic $L$-functions.
Thursday, 03. November 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Eva Viehmann (Münster)
A Harder-Narasimhan stratification of the B_dR+-Grassmannian.
Thursday, 27. October 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Piotr Pstragowski (IAS/MPI Bonn)
Synthetic spectra and motives.
Thursday, 20. October 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Rui-Jie Yang (Berlin/MPI Bonn)
Decomposition Theorem for semisimple local systems via non-abelian Hodge theory.
Thursday, 13. October 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Jeff Manning (MPI Bonn)
The Wiles-Lenstra-Diamond numerical criterion over imaginary quadratic fields.
Thursday, 14. July 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Jaclyn Lang (Temple University)
A modular construction of certain unramified p-extensions.
Thursday, 30. June 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Andrew Kresch (Universität Zürich)
Brauer groups and formal gerbes.
Thursday, 23. June 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Juan Esteban Rodriguez Camargo (ENS de Lyon)
Locally analytic completed cohomology of Shimura varieties.
Thursday, 09. June 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Martin Ulirsch (Frankfurt)
Vector bundles on Riemann surfaces and metric graphs.
Thursday, 02. June 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Sascha Orlik (Bergische Universität, Wuppertal)
Equivariant vector bundles on Drinfeld's halfspace over a finite field.
Thursday, 19. May 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Johannes Horn (Frankfurt)
Resolving rank 2 spectral covers by semi-stable curves.
Thursday, 12. May 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Alexandre Maksoud (Luxembourg)
Main conjectures and $p$-adic Stark conjectures for Artin motives.
Thursday, 28. April 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Julian Quast (Heidelberg)
The deformation space of $G$-valued pseudocharacters.
Thursday, 07. April 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Sebastian Bartling (Paris)
On the étale cohomology of the Fargues-Fontaine curve.
Thursday, 03. February 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Vasudevan Srinivas (TIFR)
On finite presentation for the tame fundamental group.
Thursday, 27. January 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Grégoire Menet (Lille)
Construction of hyperkähler orbifolds.
Thursday, 20. January 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Andrea Conti (Luxembourg)
$p$-adic interpolation of modular forms.
Thursday, 13. January 2022, 16:45 in room no. WSC-N-U-3.05, campus Essen.

Stefan Schiffer (Hausdorff Center for Mathematics, Bonn)
Differential operators, the constant rank property and Korn-type inequalities.
Thursday, 15. December 2022, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Tim Laux (Hausdorff Center for Mathematics, Bonn)
A new varifold solution concept for mean curvature flow: Convergence of the Allen-Cahn equation and weak-strong uniqueness.
Thursday, 01. December 2022, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Sergey Tikhomirov (Universität Duisburg-Essen)
Two tubes model for transverse flow equilibria in miscible displacement.
Thursday, 24. November 2022, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Jean van Schaftingen (Université catholique de Louvain)
Limiting Sobolev estimates for vector fields and cancelling differential operators.
Thursday, 17. November 2022, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Sylvia Anicic, PhD (University of Haute Alsace)
Existence theorems for nonlinearly elastic shells.
Thursday, 10. November 2022, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Jun.-Prof. Dr. Franz Gmeineder (Universität Konstanz)
Abschneidungen, differentielle Nebenbedingungen und Divsym-Quasikonvexität.
Thursday, 07. April 2022, 16:15 in room no. WSC-S-U-4.01, campus Essen.

Andreas Prohl (Universität Tübingen)
Numerical Approximation of the stochastic Cahn-Hilliard equation near sharp interface limit.
Monday, 31. January 2022, 10:15 in room no. online, campus /.

Ujjwal Koley (TIFR-Centre for Applicable Mathematics, Bangalore)
Measure valued solutions to the stochastic compressible Euler equations.
Monday, 24. January 2022, 10:15 in room no. online, campus /.

Prof. Dr. Daniela Götze (TU Dortmund)
Operationsverständnis in der Grundschule darstellungsvernetzt und sprachbewusst fördern.
Monday, 12. December 2022, 16:45 in room no. WSC-S-U-2.01, campus Essen.

Prof. Dr. Rolf Biehler (Universität Paderborn)
Entwicklungen in Data Science und Künstlicher Intelligenz als Herausforderungen für den Mathematikunterricht.
Monday, 04. July 2022, 16:15 in room no. WSC-S-U-2.01, campus Essen.

Dr. Cathleen Heil (Leuphana Universität Lüneburg)
„Papa, jetzt haben wir selbst in Mathe noch Geografie!” - Das Potential von Karten für die Fachdidaktische Forschung und den Geometrieunterricht der Grundschule.
Monday, 10. January 2022, 16:15 in room no. online, campus /.

Prof. Dr. Paul Manns (TU Dortmund)
Mixed-integer PDE-constrained optimization with total variation regularization: stationarity and trust-region algorithms.
Thursday, 17. November 2022, 11:15 in room no. WSC-O-4.65, campus Essen.

Thomas van Belle (Universität Duisburg-Essen)
The consensus time of the voter model on Erdös-Rényi graphs.
Tuesday, 15. November 2022, 16:15 to 17:15 in room no. online, campus /.

Barbara Rüdiger-Mastandrea (Bergische Universität, Wuppertal)
The Boltzmann–Enskog process.
Tuesday, 05. July 2022, 16:15 to 17:15 in room no. WSC-S-U-3.01, campus Essen.

Katharina Pohl (Universität Duisburg-Essen)
On existence and uniqueness properties for solutions of stochastic fixed point equations with gradient-dependent nonlinearities.
Tuesday, 21. June 2022, 16:15 to 17:15 in room no. WSC-S-U-3.01, campus Essen.

Josué Nussbaumer (Université Gustave Eiffel)
Algebraic two-level measure trees.
Tuesday, 31. May 2022, 16:15 to 17:15 in room no. online, campus /.

Tobias Werner (Universität Kassel)
Deep neural networks overcome the curse of dimensionality in the numerical approximation of semilinear partial differential equations.
Tuesday, 24. May 2022, 16:15 to 17:15 in room no. WSC-S-U-3.03, campus Essen.

Steffen Dereich (Universität Münster)
On the existence of optimal shallow networks.
Tuesday, 17. May 2022, 16:15 to 17:15 in room no. WSC-S-U-3.03, campus Essen.

Stefan Ankirchner (Universität Jena)
Approximating stochastic gradient descent with diffusions: error expansions and impact of learning rate schedules.
Tuesday, 12. April 2022, 16:15 to 17:15 in room no. online, campus /.

Kristin Kirchner (TU Delft)
A new class of spatiotemporal statistical models based on fractional stochastic PDEs.
Tuesday, 18. January 2022, 16:15 to 17:15 in room no. online, campus /.

Julia Ackermann (Justus-Liebig-Universität, Gießen)
Càdlàg semimartingale strategies for optimal trade execution in stochastic order book models.
Tuesday, 11. January 2022, 16:15 to 17:15 in room no. online, campus /.

Vasudevan Srinivas (TIFR)
Grothendieck-Lefschetz and Noether-Lefschetz for the divisor class group III.
Thursday, 24. November 2022, 10:15 in room no. WSC-N-U-3.05, campus Essen.

Vasudevan Srinivas (TIFR)
Grothendieck-Lefschetz and Noether-Lefschetz for the divisor class group II.
Thursday, 17. November 2022, 10:15 in room no. WSC-N-U-3.05, campus Essen.

Vijaylaxmi Trivedi (TIFR)
Rings of invariants for some three dimensional modular representations.
Friday, 11. November 2022, 15:00 in room no. WSC-S-U-3.03, campus Essen.

Vasudevan Srinivas (TIFR)
Grothendieck-Lefschetz and Noether-Lefschetz for the divisor class group I.
Thursday, 03. November 2022, 10:15 in room no. WSC-N-U-3.05, campus Essen.

Jarod Alper (University of Washington, Seattle)
Applications to the moduli of vector bundles on a curve.
Thursday, 14. July 2022, 10:15 in room no. WSC-N-U-3.05, campus Essen.

Jarod Alper (University of Washington, Seattle)
Existence of moduli spaces.
Thursday, 07. July 2022, 10:15 in room no. WSC-N-U-3.05, campus Essen.

Jarod Alper (University of Washington, Seattle)
Equivariant Artin algebraization and local structure theorems.
Thursday, 30. June 2022, 10:15 in room no. WSC-N-U-3.05, campus Essen.

Jarod Alper (University of Washington, Seattle)
Tannaka duality for algebraic stacks.
Thursday, 23. June 2022, 10:15 in room no. WSC-N-U-3.05, campus Essen.

Jarod Alper (University of Washington, Seattle)
Coherent completeness in positive characteristic.
Monday, 20. June 2022, 16:15 in room no. WSC-S-U-3.02, campus Essen.

Dr. Dimitri Drapkin (d-fine GmbH, Düsseldorf)
Optimierungsprojekte: Ein Bericht aus der beruflichen Praxis.
Thursday, 09. June 2022, 12:15 in room no. WSC-S-U-4.02, campus Essen.

Narasimha Chary Bonala (Ruhr-Universität, Bochum)
Intersection cohomology and torus actions of complexity one.
Friday, 11. March 2022, 14:30 to 15:30 in room no. WSC-N-U-3.05, campus Essen.

Josias Reppekus (Bergische Universität, Wuppertal)
Local dynamics and parabolic Fatou components in $\mathbb{C}^2$.
Friday, 11. March 2022, 11:45 to 12:45 in room no. WSC-N-U-3.05, campus Essen.

Matteo Costantini (Universität Duisburg-Essen)
On the Kodaira dimension of moduli spaces of Abelian differentials.
Friday, 11. March 2022, 10:30 to 11:30 in room no. WSC-N-U-3.05, campus Essen.