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Upcoming Events of this Seminar

Previous Events

20.05.25
Leonid Chekhov (Michigan State University, USA) : Symplectic groupoid: geometry, networks, and noncommutativity
20.05.25
Eugen Rogozinnikov (Korea Institute for Advanced Study) : Quaternionic splitting of Higgs bundles for the complex symplectic group
13.05.25
Bram Petri (Sorbonne Université - Campus Pierre et Marie Curie) : Bass notes of closed arithmetic hyperbolic surfaces
13.05.25
Qiongling Li (Nankai University + MPI MiS, Leipzig) : Index and total curvature of minimal surfaces in noncompact symmetric spaces and wild harmonic bundles
06.05.25
Andrea Monti (Bonn University) : A geometric boundary for the moduli space of grafted surfaces
06.05.25
Franco Vargas Pallete (IHES, France) : On the existence of minimal surfaces in infinite volume hyperbolic 3-manifolds.
29.04.25
Eric Schulz (Helmholtz Munic) : From Data to Theory with Foundation Models
29.04.25
Grace Garden (Sorbonne Université) : Character varieties and essential surfaces in arbitrary characteristic
22.04.25
Leander Stecker (Leipzig University) : Submersions from Reducible Holonomy and $3$-$(\alpha,\delta)$-Sasaki Manifolds
22.04.25
Martin Bobb (MPI MiS, Leipzig) : Affine measures and coaffine representations
15.04.25
Subhadip Dey (MPI MiS, Leipzig) : Discrete subgroups of G x G intersecting the diagonal in lattices
15.04.25
Charlie Reid (MPI MiS, Leipzig) : Spectral Radius Compactification of Hitchin Components
08.04.25
Haydee Lindo (Harvey Mudd College) : The invariant theory of the graph reconstruction conjecture.
08.04.25
Boris Springborn (TU Berlin) : The hyperbolic geometry of the worst approximable rational numbers
25.03.25
Gye-Seon Lee (Seoul National University, South Korea) : Convex real projective structures on reflection orbifolds
25.03.25
Jean-Pierre Bourguignon (IHES) : Mathematics as Metaphor
Please note the change of room.
18.03.25
Mitul Islam (MPI MiS, Leipzig) : Higher medians for higher rank spaces
18.03.25
Konstaninos Tsouvalas (MPI MiS, Leipzig) : New classes of Anosov groups
11.03.25
Nikola Sadovek (FU Berlin) : Symmetries and Chern classes: from Convex Geometry to Algebraic and Applied Topology
11.03.25
Florent Schaffhauser (Universität Heidelberg) : Hodge bundles with Galois symmetry
04.03.25
Jiajun Shi (MPI MiS, Leipzig) : Finsler metric on 1/n translation surface and geodesic current
04.03.25
Mireille Soergel (MPI MiS, Leipzig) : What is a dual Artin group?
04.03.25
Francesco Bonsante (Università degli Studi di Pavia, Italy) : Rigidity of circle packings on projective surfaces
25.02.25
Victor Jaeck (ETH Zurich) : The Real Spectrum Compactification of Character Varieties and its relationship with other compactifications.
25.02.25
Ulysse Remfort-Aurat (Aix-Marseille Université) : Commutator-Stable Representations
18.02.25
Dani Kaufman (MPI MiS, Leipzig) : Cluster Modular Groups
18.02.25
Corentin Le-Bars (MPI MiS, Leipzig) : Superrigidity in (exotic) buildings via Weyl groups
18.02.25
Nicolas Stutz (Université de Strasbourg) : Geometric structures on lightlike geodesics spaces
11.02.25
Vaibhav Gadre (University of Glasgow) : Flow, topology and applications to Lyapunov exponents
11.02.25
Martina Jørgensen (ETH Zurich, Switzerland) : Injective hulls and higher rank hyperbolicity
04.02.25
Vasilii Rogov (MPI MiS, Leipzig) : Around Kollár-Pardon Conjecture
04.02.25
Murad Alim (TU Munich, Germany, & Heriot-Watt University Edinburgh, UK) : Quantum Geometry and Resurgence of Enumerative invariants of Calabi-Yau manifolds
28.01.25
John Smillie (University of Warwick) : An Introduction to Polygonal Billiards
28.01.25
Joan Porti (Universitat Autònoma de Barcelona) : Deforming holonomy representations of projective surfaces.
21.01.25
Claudio Llosa Isenrich (KIT Karlsruhe) : Profinite rigidity of Kähler groups
21.01.25
Valdo Tatitscheff (Universität Heidelberg) : Comments on cluster integrable systems
14.01.25
Julia Slipantschuk (University of Bayreuth) : Resonances for Anosov diffeomorphisms on the torus
14.01.25
Ioannis Iakovoglou (ENS Lyon, France) : Classifying Anosov flows in dimension 3 by geometric types
Please note the change of room.
17.12.24
Pierre-Louis Blayac (Université de Strasbourg) : The Teichmüller space is distorted in the Hitchin spaces
17.12.24
Alexander Thomas (Université de Lyon 1) : Deformed Virasoro algebra from Feigin-Fuks construction
10.12.24
Anna Felikson (Durham University and Max Planck Institute for Mathematics) : Hyperbolic geometry of friezes
10.12.24
Boris Springborn (TU Berlin) : The hyperbolic geometry of numbers
03.12.24
Kaitao Xie (The University of Hong Kong) : Theta Positivity in Langrangian Grassmannian
03.12.24
Nikita Safonkin (Leipzig University) : Double Poisson brackets and involutive representation spaces
26.11.24
David Xu (Université Paris Saclay, France) : Convex-cocompact representations of finitely generated groups into the isometry group of the infinite-dimensional hyperbolic space.
26.11.24
Jianrong Li (University of Vienna) : Cluster structures on spinor helicity and momentum twistor varieties
19.11.24
Andrea Seppi (Università di Torino, Italy) : Topology of convex projective four-manifolds
19.11.24
Christian El-Emam (University of Turin) : On a Bers Theorem for the SL(3,R)-Hitchin component and on its pseudo-Kähler structure
12.11.24
Xiaohan Yan (Université Paris Cité) : Quantum K-theory of flag varieties
12.11.24
Alexander Bobenko (TU Berlin) : Discrete conformality and beyond. Where geometry meets computer graphics and mathematical physics.
05.11.24
Benjamin Delarue (Paderborn University) : Axiom A flows for Anosov representations
05.11.24
Roméo Troubat (Université de Strasbourg) : Global hyperbolicity in higher signatures
29.10.24
James Farre (MPI MiS, Leipzig) : Geometry of Hyperconvex representations
29.10.24
Mingkun Liu (Sorbonne Paris North University) : Length spectra of random metric map of large genus: a Teichmüller approach.
22.10.24
Magali Jay (MPI MiS, Leipzig) : Tiling billiards and interval exchange transformations
22.10.24
Samuel Bronstein (MPI MiS, Leipzig) : Almost-Fuchsian representations and holomorphic immersions in complex hyperbolic space
22.10.24
Alex Moriani (University of Nice Cote d'Azur) : Polygonal surfaces in pseudo-hyperbolic spaces
15.10.24
Stephan Stadler (Max Planck Institute for Mathematics) : Isoperimetric gaps in CAT(0) spaces
15.10.24
Arnaud Maret (Sorbonne Université Paris, France) : Finite mapping class group orbits on character varieties
01.10.24
Claudio Meneses (Kiel University, Germany) : Analytic invariants for stability variations on moduli of parabolic bundles
23.07.24
Leonid Ryvkin (Université Lyon 1, France) : Universal central extensions of the Lie algebra of volume- preserving vector fields
23.07.24
Motiejus Valiunas (University of Wrocław) : Free-by-cyclic groups are equationally Noetherian
09.07.24
Hans-Bert Rademacher (Leipzig University) : Closed geodesics and orthogonal geodesic chords without self-intersections
02.07.24
Aaron Calderon (University of Chicago) : Curve graphs for flat surfaces
02.07.24
Hector Jardon Sanchez (Leipzig University) : Geometric obstructions to measured Property (T)
25.06.24
Eugen Rogozinnikov (Max Planck Institute for Mathematics in the Sciences) : Non-commutative (quasi-)Poisson structure for marked surfaces
13.06.24
Helge Frerichs (Augsburg University) : Scalar curvature deformations with non-compact boundaries
11.06.24
Florestan Martin-Baillon (University of Rennes) : Random dynamics on character varieties
11.06.24
Alan Pinoy (KTH Royal Institute of Technology) : At the boundary of asymptotically complex hyperbolic manifolds
04.06.24
Bill Goldman (University of Maryland) : Dynamical systems arising from the classification of geometric structures
04.06.24
Adam Chalumeau (University of Strasbourg) : Proper divisible domains of the Einstein universe
28.05.24
Nick Ovenhouse (Yale University) : Networks and Noncommutative Integrable Systems
28.05.24
Colin Davalo (University of Heidelberg) : Fibrations by pencils of quadrics and maximal representations
21.05.24
Leonid Chekhov (Michigan State Uiversity) : Cluster algebras: geometry of Riemann surfaces and symplectic groupoid
14.05.24
Celia Hacker (MPI MiS, Leipzig) : Simplicial Representation Learning with Neural k-Forms
14.05.24
Leonid Chekhov (Michigan State Uiversity) : Cluster algebras: geometry of Riemann surfaces and symplectic groupoid
07.05.24
Jean-Philippe Burelle (University of Sherbrooke) : Fundamental domains in photon space
07.05.24
Rachel Skipper (University of Utah) : Braiding groups of homeomorphisms of the Cantor set
30.04.24
Judith Brinkschulte (Leipzig University) : Dynamical aspects of holomorphic foliations with ample normal bundle
30.04.24
Anja Randecker (Heidelberg University) : Topological behaviour of conjugacy classes of big mapping class groups
23.04.24
Freya Jensen (University of Heidelberg) : Distributed Persistent Homology for 2D Alpha Complexes
23.04.24
Naomi Bredon (University of Fribourg) : On the classification of hyperbolic Coxeter polyhedra
16.04.24
Sam Panitch (Yale University) : 3d Quantum Trace Map
16.04.24
John Wilson (MPI MiS, Leipzig + University of Oxford) : Profinite Groups with Few Conjugacy Classes
09.04.24
Paul Norbury (University of Melbourne, Australia) : Measures on the moduli space of curves and super volumes.
09.04.24
Selim Ghazouani (University College London) : Real affine structures on surfaces, moduli spaces and dynamics
02.04.24
Stefan Suhr (Bochum University) : The Theorem of Lusternik&Schnirelmann for reversible Finsler metrics
02.04.24
Boris Apanasov (University of Oklahoma) : Rigidity of locally Hermitian symmetric rank one manifolds of infinite volume
26.03.24
Jeff Phillips (University of Utah) : Coresets for Integral Probability Metrics
26.03.24
Érika Roldán (MPI MiS, Leipzig) : Topology and Geometry of Random Cubical Complexes
Attention: this event is cancelled
19.03.24
Xian Dai (Ruhr University Bochum) : Best Lipschitz maps in variable negatively curved manifolds
19.03.24
Tianqi Wang (École Normale Supérieure (Paris)/National University of Singapore) : Extended positive representations
18.03.24
Arielle Leitner (Afeka College of Engineering) : Chabauty Limits of Subgroups in SL(n, Qp)
12.03.24
Kenneth Blakey (MIT) : The Lagrangian PSS stable homotopy equivalence
12.03.24
Nicolas Vaskou (University of Bristol) : Artin groups and quasi-isometric rigidity
06.03.24
Suzanne Schlich (Université Grenoble Alpes Institut Fourier) : Primitive-stable and Bowditch actions on hyperbolic spaces
06.03.24
Rym Smai (IRMA-University of Strasbourg) : Enveloping space of a globally hyperbolic conformally flat spacetime
27.02.24
Antoine Ablondi (École Normale Supérieure de Lyon, France, + MPI MiS, Leipzig) : The Equivariant Affine Minkowski Problem
27.02.24
Martin Blufstein (University of Copenhagen) : Artin groups and systolic-by-function complexes
20.02.24
Xenia Flamm (ETH Zürich) : Hitchin representations over real closed fields
20.02.24
Laura Lankers (MPI MiS, Leipzig) : Cauchy hypersurfaces, cosmological time and crowns in GH-regular domains in Anti-de Sitter space
16.02.24
Karin Melnick (Universite du Luxembourg) : Compact, Lorentzian conformally flat manifolds
06.02.24
Claudio Llosa Isenrich (Karlsruhe Institute of Technology) : Finiteness properties of coabelian subgroups of hyperbolic groups
06.02.24
Thi Dang (Laboratoire de Mathématique d’Orsay) : Equidistribution of Periodic Tori
02.02.24
Laura Wakelin (MPI for Mathematics) : Characterising slopes for knots of hyperbolic type
30.01.24
León Carvajales (Universidad de la República Uruguay) : Domains of discontinuity for Anosov representations
30.01.24
Andrea Guidolin (KTH Royal Institute of Technology) : Computing relative Betti diagrams of persistence modules over finite posets using Koszul complexes
23.01.24
Christian Weiß (Hochschule Ruhr West) : Real and p-adic equidistribution
23.01.24
Bei Wang Phillips (University of Utah, USA + MPI MiS, Leipzig) : Reeb Graphs and Their Measure Theoretic Variants: Theory and Applications
16.01.24
Gabriele Viaggi (Università di Roma La Sapienza) : Length bounds for hyperbolic Heegaard splittings
16.01.24
Felix Pogorzelski (University of Leipzig) : Entropy equipartition along almost geodesics in negatively curved groups
09.01.24
Julien Boulanger (Institut Fourier, Grenoble) : Algebraic intersection on Veech surfaces
09.01.24
Andrea Bianchi (MPI for Mathematics) : Mapping class group actions on the homology of configuration spaces of surfaces
19.12.23
Ilia Smilga (University of Oxford) : Properness criteria for affine actions of Anosov groups
19.12.23
Magali Jay (Universite Aix-Marseille) : Tiling billiards and interval exchange transformations with flips
18.12.23
Alexander Thomas (Ruprecht-Karls-Universität Heidelberg) : Fock bundles and the Hitchin component
12.12.23
Zhenghao Rao (Brown University) : Surface Subgroups of Cocompact Kleinian Groups
12.12.23
Daniel Spitz (MPI MiS, Leipzig) : Persistent homology for detecting the dynamics of topological defects
12.12.23
Bernhard Reinke (MPI MiS, Leipzig) : Dynamical approximations of postsingularly finite entire maps
05.12.23
Eduardo Reyes (University of California, Berkeley) : Approximating hyperbolic lattices by cubulations
05.12.23
Nathaniel Sagman (University of Luxembourg) : Minimal surfaces in symmetric spaces
28.11.23
Sami Douba (IHES) : On Shalen’s method for combining linear groups
28.11.23
Martin Bobb (MPI MiS, Leipzig) : The Torelli group and reducible representations to PSL(2,R)
28.11.23
Mitul Islam (MPI MiS, Leipzig) : Rigidity of lattice actions on boundaries
28.11.23
Merik Niemeyer (MPI MiS, Leipzig) : Non-commutative cluster algebras of generalized surface type
21.11.23
Tommaso Cremaschi (University of Luxembourg) : Big and small surfaces and Nielsen-Thurston classification problems
21.11.23
Diaaeldin Taha (MPI MiS, Leipzig) : Graph Representation Learning Beyond Hyperbolic Geometry
21.11.23
Enya Hsiao (MPI MiS, Leipzig) : Hecke transformation on the Higgs moduli space
21.11.23
Irina Bobrova (MPI MiS, Leipzig) : Non-Abelian Painleve equations and related monodromy surfaces
02.11.23
Ilya Gekhtman (Technion) : Stationary random subgroups and injectivity radius of hyperbolic manifolds
24.10.23
Max Riestenberg (MPI MiS, Leipzig) : Dirichlet-Selberg domains for Anosov subgroups
24.10.23
Fernando Camacho Cadena (MPI MiS, Leipzig) : Hamiltonian flows on character varieties
24.10.23
James Farre (MPI MiS, Leipzig) : Horocycles, lipschitz maps, and laminations
24.10.23
Zack Greenberg (MPI MiS, Leipzig) : Cluster algebras and Anosov representations
24.10.23
Konstantinos Tsouvalas (MPI MiS, Leipzig) : On regular subgroups of SL_3(R)
19.10.23
Pengfei Huang (MPI MiS, Leipzig) : Twisted wild character varieties
19.10.23
Fernando Al Assal (MPI MiS, Leipzig) : Limits of asymptotically Fuchsian surfaces in a closed hyperbolic 3-manifold
19.10.23
Martin Mion-Mouton (MPI MiS, Leipzig) : Regularity of invariant distributions and rigidity of partially hyperbolic diffeomorphisms
19.10.23
Teddy Weisman (MPI MiS, Leipzig) : Anosov representations of cubulated hyperbolic groups
19.10.23
Mireille Soergel (MPI MiS, Leipzig) : An introduction to Dyer groups
10.10.23
Daniel Douglas (MPI MiS, Leipzig) : Quantum higher Teichmüller theory
10.10.23
Jiajun Shi (MPI MiS, Leipzig) : Generalization of Thurston's asymmetric metric
10.10.23
Francesca Tombari (MPI MiS, Leipzig) : A topological model for (partial) equivariance in deep learning
10.10.23
Samantha Fairchild (MPI MiS, Leipzig) : The transcendental divide: from Riemann Surfaces to Algebraic Curves
10.10.23
Filippo Mazzoli (MPI MiS, Leipzig) : Pleated surfaces in higher rank
26.09.23
Johannes Schwab (Goethe University Frankfurt) : Compactification of linear manifolds and applications
26.09.23
Felix Günther (TU Berlin) : Exploring Convergence and Symmetry of Discrete Period Matrices
19.09.23
Anthony Sanchez (University of California San Diego) : Effective equidistribution of large dimensional measures on the moduli space of translation surfaces
22.10.19
Cheng-bo Zhu (National University of Singapore) : From invariant polynomials to invariant distributions
11.07.19
Enno Keßler (Center of Mathematical Sciences and Applications, Harvard University, USA) : Super J-holomorphic curves
25.01.18
Christian Rose (TU Chemnitz, Germany) : Heat kernels and integral Ricci curvature bounds
25.01.18
Florentin Münch (Universität Potsdam, Germany) : Perpetual cutoff method and discrete Ricci curvature
23.01.18
Wei Zhang (Universität Hannover, Germany) : Asymptotics for Fully Nonlinear Equations with Isolated Singularities
23.01.18
Daniel Luckhardt (Universität Augsburg, Germany) : Benjamini-Schramm convergence of normalized characteristic numbers
11.03.11
07.12.09
Léonard Todjihounde (Institut de Mathématiques et de Sciences Physiques, Porto-Novo, Bénin, & MPI MiS Leipzig) : Non-geodesic biharmonic curves in four-dimensional Damek- Ricci spaces
12.08.09
18.09.08
18.08.08
08.08.08
14.11.07
07.11.07
24.10.07
Georges Habib (MPI MiS Leipzig) : New lower bound for eigenvalues of the Dirac operator
17.10.07