Oberseminar
Das Oberseminar des IAG findet in unregelmäßigen Abständen dienstags, 13 Uhr statt. Zu den Vorträgen sind alle Interessierten herzlich eingeladen.
Übersicht der Vorträge
| 25. November 2025 |
Aida Maraj |
folgt | |
| 18. November 2025 |
Fritz Grimpen |
Relative homological algebra for upper set modules | Abstract |
| 21. Oktober 2025 |
Laura Jotschke |
KI-Kompetenzen angehender Mathematiklehrkräfte - Eine Einstellungs- und Nutzungsanalyse mit Ausblick | Abstract |
| 3. Juni 2025 |
Boulos El Hilany |
The polyhedral type of a complex polynomial map on the plane | Abstract |
| 20. Mai 2025 |
Timo de Wolff |
Recent Developments in Sparse Polynomial Optimization |
Abstract |
| 13. Mai 2025 |
Zhuang He |
Reflexive polytopes and the Picard ranks of Gorenstein Fano toric varieties Dieser Vortrag beginnt 14 Uhr! |
Abstract |
| 6. Mai 2025 |
Charlene Weiß |
Codes and Designs | Abstract |
| 29. April 2025 |
Johannes Hofscheier |
Complexity in Birational Geometry and the Generalised Mukai Conjecture | Abstract |
| 10. Dezember 2024 |
Christian Haase |
Exploring the Fine adjunction spectrum |
Abstract |
| 5. November 2024 |
Barbara Betti |
Proudfoot-Speyer degenerations of scattering equations |
Abstract |
| 15. Oktober 2024 |
Fabian Lenzen |
Multiparameter persistent cohomology and local duality | Abstract |
| 2. Juli 2024 |
Mario Bauer |
Chow ring of complete quadrics | Abstact |
| 28. Mai 2024 |
Max Schulz |
The Recursive Behaviour of the Number of Irreducible Polynomials with Certain Properties over Finite Fields |
Abstract |
| 23. Januar 2024 |
Gabriele Balletti |
Computer-assisted Ehrhart theory | Abstract |
| 16. Januar 2024 |
Alex Constantinescu |
Cotangent Cohomology for Matroids |
Abstract |
| 19. Dezember 2023 |
Maximilian Wiesman |
Quantum Graphical Models | Abstract |
| 12. Dezember 2023 |
David Ploog |
The heart fan of an abelian category | Abstract |
| 4. Dezember 2023 |
Waltraud Lederle |
Boomerang subgroups |
Abstract |
| 14. Nobember 2023 |
Janina Krawitz James Morgan |
Mathematisches Modellieren und Problem Posing
On the complexity of two-bridge link complements |
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| 24. Oktober 2023 |
Mireille Soergel |
tba | |
| 17. Oktober 2023 |
Julia Heller |
Conformal Dimension of the Boundary for Hyperbolic Coxeter Groups | Abstract |
| 4. Juli 2023 |
Angela Carnevale |
Matrices, board games, and orbits | Abstract |
| 27. Juni 2023 |
Tanka Nath Dhamala |
Insights on Efficient Evacuation Planning Issues | Abstract |
| Do! 22. Juni 2023 |
Lorenzo Baldi |
Non-negative Polynomials on Real Plane Curves | Abstract |
| 20. Juni 2023 |
Paul Zellhofer |
Ein geometrischer Zugang zur Konstant-Konvexität | Abstract |
| 13. Juni 2023 |
Anke Lindmeier und Birke Weber |
"Lehramtsaufgaben" in Übungen zu fachwissenschaftlichen Vorlesungen - ein Mittel zur Adressierung der zwei Diskontinuitäten? | Abstract |
| 6. Juni 2023 |
Jacinta Torres |
Atoms and charge beyond type A | Abstract |
| 1. Juni 2023 |
Robert Zeier |
Lie-algebraic symmetry analysis for quantum computing | Abstract |
| 30. Mai 2023 |
Vadym Kurylenko |
Thin Simplices via Modular Arithmetic | Abstract |
| 23. Mai 2023 |
Robin Schabert |
Linear slices of hyperbolic polynomials | Abstract |
| 18. April 2023 |
Ben Hollering |
Toric Ideals of Characteristic Imsets via Quasi-Independence Gluing | Abstract |
| 4. April 2023 |
Hany Ibrahim |
Edge Contraction and Forbidden Induced Subgraphs | Abstract |
| 21. März 2023 |
Lars Bügemannskemper |
Functional equation for local (pro-isomorphic) zeta functions of groups and Igusa functions | Abstract |
| 16. Februar 2023 (Do) |
Tomasz Kowalczyk |
Sums of even powers of k-regulous functions | Abstract |
| 14. Februar 2023 |
Luis Paris |
Dyer groups | Abstract |
| 24. Januar 2023 |
Bianca Marchionna |
Double-coset zeta functions for groups acting on trees | Abstract |
| 17. Januar 2023 |
Pierpaola Santarsiero |
On the symmetric geometric rank of tensors | Abstract |
| 13. Dezember 2022 | Alex Black UC Davies, CA, USA |
Smooth Torus Orbit Closures in Flag Varieties | Abstract |
| 6. Dezember 2022 | Lara Beßmann Universität Münster |
Uniqueness of universal groups for right-angled buildings | Abstract |
| 29. November 2022 | Tobias Boege MPI Leipzig |
Polynomial systems in information theory | Abstract |
| 1. November 2022 | Sebastian Debus OvGU Magdeburg |
The even Vandermonde map and sums of squares at infinity | Abstract |
| 18. Oktober 2022 | Khanh Nguyen Duc University at Albany, U.S. |
Newton polytope of good symmetric functions | |
| 19. Juli 2022 | Armin Weiß Universität Stuttgart |
The isomorphism problem for virtually free groups | Abstract |
| 12. Juli 2022 | Marcel Celaya ETH Zürich, CH |
Patchworking Oriented Matroids | Abstract |
| 5. Juli 2022 | Yulia Alexandr UC Berkeley |
Combinatorics of logarithmic Voronoi cells | Abstract |
| 21. Juni 2022 | Michael Schein Bar-Ilan University, Israel |
An application of model theory to a counting problem in algebra: the effect of central amalgamation on normal subgroup growth in nilpotent groups | Abstract |
| 14. Juni 2022 | Alexander Salle Universität Osnabrück |
Herleitung von Grundvorstellungen als normative Leitlinien | Abstract |
| 7. Juni 2022 | Sofia Garzon Mora FU Berlin |
Fine Polyhedral Adjunction Theory | Abstract |
| 31. Mai 2022 | Philip Möller Universität Münster |
Automorphisms of graph products: Normal subgroups, the center and automatic continuity | Abstract |
| 24. Mai 2022 | Ederson Dutra Sao Carlos / Regensburg |
Nielsen equivalence in Fuchsian groups | Abstract |
| 26. April 2022 | Max Hoffmann Universität Paderborn |
Konzeption professionsorientierter Fachvorlesungen: Ein Praxisbericht zur "Geometrie für Lehramtsstudierende" | Abstract |
| 19. April 2022 | Raphael Appenzeller ETH Zürich, CH |
Axiomatics of Lambda-trees | Abstract |
| 5. April 2022 | Eliana Duarte Universidade do Porto, Portugal |
Representation of Context-Specific Causal models | Abstract |
| 25. Januar 2022 | Matthias Mohr LMU München |
Die Entwicklung von Erwartungs- und Wertüberzeugungen | Abstract |
| 18. Januar 2022 | Sebastian Bischof Justus-Liebig-Universität Gießen |
On the Extension theorem for twin buildings | Abstract |
| 11. Januar 2022 | Beatrice Pozzetti Universität Heidelberg |
The real spectrum compactification of character varieties | Abstract |
| 30. November 2021 | Tan Nhat Tran Ruhr-Universität Bochum |
Characteristic and Ehrhart quasi-polynomials for root systems | Abstract |
| 23. November 2021 | Hendrik Süß Friedrich-Schiller-Universität Jena |
Mahler volumes and normalised volumes of singularities | Abstract |
| 16. November 2021 | Joshua Maglione Universität Bielefeld |
Zeta functions and flag Hilbert-Poincaré series of hyperplane arrangements | Abstract |
| 19. Oktober 2021 | Ivan Soprunov Cleveland State University |
Zeros of sparse polynomials over finite fields | Abstract |
| 1. September 2021 | Ismael Gutierrez Garcia Universitdad del Norte Barranquilla, Kolumbien |
t-Graph over finitely generated Groups and grid Codes | Abstract |
| 6. Juli 2021 | Lutz Warnke Georgia Institute of Technology |
The density of Costas arrays decays exponentially | Abstract |
| 29. Juni 2021 | Julius Giesler Universität Tübingen |
Lattice polytopes and hypersurfaces in toric 3-folds | Abstract |
| 22. Juni 2021 | Andriy Regeta Friedrich-Schiller-Universität Jena |
When is a variety determined by its group of automorphisms? | Abstract |
| 15. Juni 2021 | Sam Corson University of Bristol |
Groups with finitary behaviour | Abstract |
| 8. Juni 2021 | Khanh Nguyen Duc Université Claude Bernard, Lyon |
On the shifted Littlewood-Richardson coefficients and the Littlewood-Richardson coefficients | Abstract |
| 1. Juni 2021 | Tobias Rolfes IPN Kiel |
Früher war alles besser!? Mathematikleistungen von Abiturient/innen im Rückblick | Abstract |
| 2. Februar 2021 | Janina Krawitz WWU Münster |
Negative effect of the drawing strategy on problem solving-What are the reasons? | Abstract |
| 19. Januar 2021 | Aida Maraj MPI-MiS Leipzig |
(Reciprocal) Maximum Likelihood Degree of some Phylogenetic Models | Abstract |
| 12. Januar 2021 | Jane Coons North Carolina State University |
Toric Geometry of the Cavender-Farris-Neyman Model with a Molecular Clock | Abstract |
| 22. Dezember 2020 | Christopher Voll North Carolina State University |
Groups, graphs and hypergraphs - counting conjugacy classes of p-groups and averaging generic matrices with support constraints | Abstract |
| 15. Dezember 2020 | Michael Dougherty Swarthmore College, Pennsylvania USA |
Geometric Combinatorics for Polynomials | Abstract |
| 8. Dezember 2020 | Carlos Amendola Ceron Technische Universität München |
Likelihood Geometry of Correlation Models | Abstract |
| 1. Dezember 2020 | Annette Karrer Technion Haifa |
Contracting boundaries of right-angled Coxeter groups | Abstract |
| 17. November 2020 | Lukas Kühne MPI-MiS Leipzig |
The Resonance Arrangement | Abstract |
| 10. November 2020 | Michael Kallweit Ruhr-Universität Bochum |
STACK Aufgaben in Moodle | Abstract |
| 27. Oktober 2020 | Xiangying Chen FU Berlin |
Matroids, Chow rings and log-concavity | Abstract |
| 8. Mai 2019 | Dawid Kielak Uni Bielefeld |
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| 30. April 2019 | Benjamin Brück Uni Bielefeld |
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| 23. April 2019 | Silke Neuhaus OVGU |
Proof comprehension of undergraduate students | |
| 16. April 2019 | Alessandro Oneto OVGU |
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| 9. April 2019 | Giulia Codenotti FU Berlin |
Hollow polytopes of large width | Abstract |
| 29. Januar 2019 | Liam Solus KTH Stockholm |
Real zeros and the alternatingly increasing property in algebraic combinatorics | Abstract |
| 22. Januar 2019 | Julia Heller KIT |
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| 15. Januar 2019 | Lena Walter FU Berlin |
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| 8. Januar 2019 | Daniel Hättig Uni Tübingen |
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| 11. Dezember 2018 | Daniele Agostini HU Berlin |
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| 20. November 2018 | Heidemarie Bräsel Magdeburg |
Führung durch Ausstellung "Aus der Ebene in den Raum" von Bräsels & Co. in der Universitätsbibliothek Magdeburg |