Bonn Math Events

January 2024

• Jan 01 - Dec 30
  Entwurf HIM TP

November 2024

• Nov 21
  Illia Karabash, "Point processes and random resonances" Oberseminar Stochastics
• Nov 22
  Håvard Damm-Johnsen, "Rigid meromorphic cocycles in the case of O(2,2)" MPIM
• Nov 25
  Yao Xiao, "Equivariant Lagrangian Floer theory" MPIM
• Nov 25
  Tomáš Dohnal, "Surface Plasmon Problem: Spectral Analysis and Existence of Nonlinear Polychromatic Solutions" Oberseminar Mathematical Physics
• Nov 25
  Tobias Lenz, "Equivariant Category Theory" MPIM
• Nov 25
  Sam Hughes, "Kähler manifolds, topological rigidity, and finite quotients of groups" MPIM
• Nov 25
  Christian Kaiser, "Iwasawa Theory" MPIM
• Nov 26
  Isacco Nonino, "Classifying tight contact structures on a family of hyperbolic L-spaces" MPIM
• Nov 26
  Jeff Hicks, "Nonpositively curved Lagrangian submanifolds from Tropical Geometry" Bonn symplectic geometry seminar
• Nov 26
  Tim Kuppel, "Modular forms for $\Gamma_0(p)$ are p-adic modular forms" MPIM
• Nov 27
  Peter Patzt, "Uniform twisted homological stability of braid groups and moments of quadratic L-functions" MPIM
• Nov 27
  Nicolas Billerey, "On the modularity of reducible Galois representations" MPIM
• Nov 28
  Xun Lin, "IVHS via Kuznetsov components and categorical Torelli theorems for weighted hypersurfaces" MPIM
• Nov 28
  Shun Ming Samuel Lee, "Clasper surgery in dimensions 3 and 4" MPIM
• Nov 28
  Mayuko Yamashita, "Topological Elliptic Genera" MPIM
• Nov 28
  Pavel Tumarkin, "Quiver mutations, Coxeter groups, and hyperbolic manifolds" MPIM
• Nov 29
  Peter Scholze, "The Habiro Ring of a Number Field" MPIM
• Nov 29
  Pol van Hoften, "Igusa stacks and the cohomology of Shimura varieties" MPIM

December 2024

• Dec 02
  Tobias Lenz, "(Equivariant) commutative ring spectra and infty-categories of bispans" MPIM
• Dec 02
  Nate Bottman, "How to construct symplectic invariants by counting J-holomorphic curves" MPIM
• Dec 02
  Christian Kaiser, "Modular forms and p-adic zeta functions (following Serre)" MPIM
• Dec 03
  Victor Carmona, "AQFTs vs. Factorization Algebras: toward a higher comparison" MPIM
• Dec 03
  Nikolas Adaloglou, "Lagrangian Klein bottles in S2xS2" Bonn symplectic geometry seminar
• Dec 03
  Qi Zhu, "Stable splittings of Stiefel manifolds and the Weiss derivatives of BU and BO (after Arone)" Event canceled
• Dec 03
  Michael Hinze, "Shape optimization with Lipschitz methods" Event canceled
• Dec 03
  Oliver Fürst, "Regularized index of non-Fredholm Dirac-Schrödinger operators"
• Dec 03
  Andrii Bondarenko, "Large values of zeta and Dirichlet L-functions" MPIM
• Dec 03
  Samuel Lee, "Introduction to characteristic classes" MPIM
• Dec 04 - Dec 05
  Conference on "The Mathematics of Post-Quantum Cryptography" MPIM
• Dec 05
  Yingkun Li, "p-adic Borcherds lifts [Study group]" MPIM
• Dec 05
  Mayuko Yamashita, "Topological Elliptic Genera, II" MPIM
• Dec 05
  Dense and smooth lattices in any genus MPIM
• Dec 05
  Wessel van Woerden, "Dense and smooth lattices in any genus" MPIM
• Dec 05
  Scholze Peter, "Geometrization of real local Langlands" MPIM
• Dec 05
  Pedro Cardoso, "Linear and nonlinear fractional PDEs from interacting particle systems" Oberseminar Stochastics
• Dec 06
  Peter Scholze, "The Habiro Ring of a Number Field" MPIM
• Dec 06
  Ferdinand Wagner, "Towards a Habiro-valued Cohomology Theory" MPIM
• Dec 09
  Peter Feller, "A geometric approach to Gauss composition with applications to proper surfaces in the 4-ball" MPIM
• Dec 09
  Till Wehrhan, "Combinatorial Aspects of Bow Varieties" Promotionskolloquium
• Dec 09
  Christian Kaiser, "Iwasawa Theory II" MPIM
• Dec 11
  Mykola Matviichuk, "New examples of quantum projective spaces" MPIM
• Dec 11 - Dec 12
  Test Alena
• Dec 11
  Michael Alexander Daas, "A p-adic analogue of a formula by Gross and Zagier" MPIM
• Dec 11
  Bimit Mandal, "Ravenel-Wilson I" MPIM
• Dec 11
  Klaus Jansen, "Scheduling moldable monotone jobs" Oberseminar Discrete Optimization
• Dec 12
  Mikhail Karpukhin, "Eigenvalues and constructions of minimal surfaces" MPIM
• Dec 13
  Peter Scholze, "The Habiro Ring of a Number Field" MPIM
• Dec 13
  Tess Bouis, "Motivic cohomology of singular schemes" MPIM
• Dec 13
  MaLis Club, Tobias Marschall, "A human pan genome and methods for genome inference"
• Dec 13
  MaLis Club, Jonas Arruda, "Overcoming Selection Bias in Statistical Studies with Simulation-Based Inference"
• Dec 16
  Daniel Kasprowski, "Stably exotic 4-manifolds and fillings" MPIM
• Dec 17
  Mark Powell, "Smoothing codimension two submanifolds" MPIM
• Dec 17
  Jiawei Hu, "TBA (master's thesis talk)" Bonn symplectic geometry seminar
• Dec 18
  Håvard Damm-Johnsen, "Intersections of geodesics on Shimura curves" MPIM
• Dec 19
  Yohan Brunebarbe, "Constructing holomorphic functions on universal coverings of complex algebraic varieties" MPIM

January 2025

• Jan 06
  Ferdinand Wagner, "Elliptic genera" MPIM
• Jan 06
  Thorben Tröbst, "Cardinal-Utility Matching Markets: The Quest for Envy-Freeness, Pareto-Optimality, and Efficient Computability" Oberseminar Discrete Optimization
• Jan 07
  Zheheng Zhang, "TBA" Bonn symplectic geometry seminar
• Jan 07
  Anupam Datta, "Equivariant KK-theory and model categories" Oberseminar Global Analysis and Operator Algebras
• Jan 07
  Simona Veselá, "A universal addition theorem for genera and multiplicativity in fibrations" MPIM
• Jan 08
  Kaif Hilman, "Étale Sheaves on Light Condensed Anima" MPIM
• Jan 08
  Francesco Fournier-Facio, "Infinite simple characteristic quotients" Lecture
• Jan 08
  Francesco Fournier-Facio, "Infinite simple characteristic quotients" Geometric Group Theory Oberseminar
• Jan 09
  Frank Gounelas, "Some new results on curves on K3s - Special session of the HyperK seminar in Bonn on January 9 & 10, 2025"
• Jan 09
  Luuk Stehouwer, "The unitary cobordism hypothesis" MPIM
• Jan 09
  Kazuma Ohara, "Representations of $p$-adic groups and affine Hecke algebras" MPIM
• Jan 09
  Christian Lehn, "Lagrangian fibrations of hyperkähler varieties - Special session of the HyperK seminar in Bonn on January 9 & 10, 2025"
• Jan 09
  Georg Oberdieck, "On invariants of moduli spaces of sheaves on Enriques surfaces - Special session of the HyperK seminar in Bonn on January 9 & 10, 2025"
• Jan 10
  Ariyan Javanpeykar, "The weakly special conjecture contradicts Orbifold Mordell, and hence abc - Special session of the HyperK seminar in Bonn on January 9 & 10, 2025"
• Jan 10
  John Ottem, "Irrationality of complete intersections in projective space and Grassmannians - Special session of the HyperK seminar in Bonn on January 9 & 10, 2025"
• Jan 10
  Robert Muth, "Augmented branching rules for symmetric groups in characteristic two"
• Jan 10
  Fabian Höfer, "On the growth of Sobolev norms for the periodic focusing mass-critical nonlinear Schrödinger equation under critical Gibbs dynamics"
• Jan 13 - Apr 17
  Trimester Program "Metric Analysis" HIM Trimester Program
• Jan 13
  Thomas Blom, "On the straightening of every functor" MPIM
• Jan 13
  Lawk Mineh, "Tiling in groups with nonpositive curvature" MPIM
• Jan 13
  William Balderrama, "Postnikov towers and animation" MPIM
• Jan 13
  Akira Tominaga, "Circle-equivariant elliptic cohomology and Jacobi forms" MPIM
• Jan 13
  Christian Kaiser, "Iwasawa Theory III" MPIM
• Jan 14
  Koen van den Dungen, "Dirac-Schrödinger operators and a general Callias Theorem" Oberseminar Global Analysis and Operator Algebras
• Jan 14
  Moritz Hartlieb, "The Atiyah-Singer index theorem" MPIM
• Jan 15
  Dmitrii Adler, "Jacobi forms and modular differential equations" MPIM
• Jan 16
  Marco Maculan, "Counting rational points on varieties with large fundamental group" MPIM
• Jan 16
  Luuk Stehouwer, "The unitary cobordism hypothesis, part 2" MPIM
• Jan 16
  Hannah Dell, "MPI-Oberseminar" MPIM
• Jan 17
  Peter Scholze, "The Habiro Ring of a Number Field" MPIM
• Jan 17
  Peter Dillery, "Non-basic rigid packets for discrete L-parameters" MPIM
• Jan 17
  Tomasz Przeździecki, "Drinfeld rational functions for quantum affine symmetric pairs"
• Jan 20
  Dmitriy Rumynin, "Topological Aspects in Representation Theory of 2-Graded 2-Groups" MPIM
• Jan 20
  Ishan Levy, "The Cohen–Lenstra moments for functions fields and stable homology of Hurwitz spaces" MPIM
• Jan 20
  Britta Peis, "A Modified Greedy Algorithm for Submodular Cover" Event canceled
• Jan 21
  Xujia Chen, "Watanabe's diffeomorphism invariant, part 2" MPIM
• Jan 21
  Max Reinhold Jahnke, "A class of globally analytic hypoelliptic operators on compact Lie groups" Oberseminar Global Analysis and Operator Algebras
• Jan 21
  Milton Espinoza, "Group cohomology and lattice invariants of real quadratic fields" MPIM
• Jan 21
  Jonah Epstein, "The equivariant index and twisted operators and genera I"
• Jan 22
  Dan Wang, "Geometric quantization associated to mixed toric polarizations" MPIM
• Jan 22
  Filipp Denissov, "Strongly verbally closed groups" Geometric Group Theory Oberseminar
• Jan 22
  Michael Stoll, "Conjectural asymptotics of prime orders of points on elliptic curves over number fields" MPIM
• Jan 22
  Matilde Maccan, "Matilde Maccan "Classifying projective homogeneous varieties in positive characteritic""
• Jan 22
  Matilde Maccan, "Classifying projective homogeneous varieties in positive characteristic"
• Jan 22
  Matilde Maccan, "SAG: Classifying projective homogeneous varieties in positive characteristic"
• Jan 22
  Matilde Maccan, "SAG: Classifying projective homogeneous varieties in positive characteristic"
• Jan 23
  Abel in Bonn - Abel Symposium 2024
• Jan 23
  Jaco Ruit, "tba" MPIM
• Jan 23
  Illia Karabash, "Random acoustic boundary conditions and Weyl's law" Event canceled
• Jan 24
  Michael Rapoport, "A new basis of the spherical Hecke algebra and integral Hecke operators" MPIM
• Jan 24
  Nicole Radde, "Modeling population dynamics of synthetic epigenetic memory systems in bacteria" MaLiS Club
• Jan 24
  Theodor Rüber, "MaLiS Club - Innovations in Presurgical Epilepsy Imaging" MaLiS Club
• Jan 27 - Jan 31
  Analysis and geometry on groups and spaces - part of Trimester Program "Metric Analysis" HIM/HSM Special Topic School
• Jan 27
  Gérman Stefanich, "t-structures and Barr exactness" MPIM
• Jan 28
  André de Sousa Guimarães, "K-homology of Poincaré duality algebras" Oberseminar Global Analysis and Operator Algebras
• Jan 28
  David Aretz, "The equivariant index and twisted operators and genera II" MPIM
• Jan 29
  Hartmut Monien, "Zeta values, random matrix theory and Euler-MacLaurin summation" MPIM
• Jan 29
  Alexander Fish, "Sum-product phenomenon for sets of positive density in the integer lattice" Hausdorff Colloquium
• Jan 30
  Xian Liao, "Global-in-time regularity of the two-dimensional incompressible Navier-Stokes equations with variable viscosity coefficient"
• Jan 30
  María Inés de Frutos Fernández, "Formalizing Number Theory in Lean" MPIM
• Jan 31
  Peter Scholze, "The Habiro Ring of a Number Field" MPIM
• Jan 31
  Konradq Zhou, "Proof of the l-adic categorical Langlands conjecture for GL_n for Langlands-Shahidi type paramters" MPIM

February 2025

• Feb 03
  Samuel Lavenir, "Fiberwise extensions of localizations and colocalizations" MPIM
• Feb 03
  Volker Kaibel, "Cyclic Transversal Polytopes" Oberseminar Discrete Optimization
• Feb 04
  Shun Ming Samue Lee, "Clasper surgery and configuration space integrals, part I" MPIM
• Feb 04
  Stefano Rocca, "Second master's talk" MPIM
• Feb 05
  Hartmut Monien, "Zeta values, random matrix theory and Euler-MacLaurin summation, II" MPIM
• Feb 06
  Jacob Scholbach, "Categorical Künneth formulae" MPIM
• Feb 10
  Jaco Ruit, "Homotopy coherent companionships and conjunctions" MPIM
• Feb 11
  Shun Ming Samuel Lee, "Clasper surgery and configuration space integrals, part II" MPIM
• Feb 11
  Dennis Gaitsgory, "tba" MPIM
• Feb 12
  Dylan Johnston, "Classification of Disconnected Reductive Algebraic Groups" MPIM
• Feb 12
  Diana Mocanu, "Generalized Fermat equations over totally real fields" MPIM
• Feb 12
  Koustav Banerjee, "Jensen polynomials and inequalities related to partition statistics" MPIM
• Feb 13
  Nuno Freitas, "On the Darmon program for the Generalized Fermat equation" MPIM
• Feb 14 - Feb 15
  ARTIG 5 - Algebras and Representation Theory in Germany HCM Workshop/Conference
• Feb 17
  Mikko Salo, "Rigidity in the Lorentzian Calderón problem" Oberseminar Analysis
• Feb 18
  Danica Kosanović, "Knotted families of arcs" MPIM
• Feb 18
  Dennis Gaitsgory, "tba" MPIM
• Feb 19
  Diego Martin Duro, "Knutson's Conjecture on the Representation Ring" MPIM
• Feb 19
  Rashi Lunia, "On extreme values of L-functions of newforms" MPIM
• Feb 20
  Siarhei Finski, "Kobayashi-Hitchin correspondence for polarized fibrations" MPIM
• Feb 20
  Finski Siarhei, "Kobayashi-Hitchin correspondence for polarized fibrations" MPIM
• Feb 21
  László Végh, Sharat Ibrahimpur, "10th Colloquium of the Research Area C3" C3 Kolloquium / Colloquium of the Research Area C3
• Feb 21
  Sigiswald Barbier, "Diagram categories of Brauer type"
• Feb 25
  Shun Ming Samue Lee, "Clasper surgery and configuration space integrals, part III" MPIM
• Feb 25
  Hoang Le Truong, "Density functions for filtrations of homogeneous ideals" MPIM
• Feb 25
  Arnaud Eteve, "tba" MPIM
• Feb 26
  Johannes Linn, "Bounds for Kloosterman Sums for $\mathrm{GL}_n$" MPIM

March 2025

• Mar 04
  Toshinori Kobayashi, "Syzygies of the residue field over a local ring" MPIM
• Mar 04
  Martin Lüdtke, "CANCELLED -- Refined Chabauty–Kim for the thrice-punctured line" MPIM
• Mar 04
  Arnaud Eteve, "tba" MPIM
• Mar 05
  Kam Cheong Au, "Witten zeta function at negative integers" MPIM
• Mar 05
  Johannes Gloßner, "Model-independent lax 2-functors" MPIM
• Mar 06
  Sun Woo Park, "Rank growths of elliptic curves over some Galois extensions and Markov operators" MPIM
• Mar 10 - Mar 14
  Recent developments around joint distribution in number theory and dynamics HSM Special Topic School
• Mar 11
  Michael Daas, "Congruences and the Galois representations of classical cusp forms" MPIM
• Mar 12
  Koustav Banerjee, "Jensen polynomials and inequalities related to partition statistics" MPIM
• Mar 12
  Alfonso Garmendia, "Vector bundle and principal bundle correspondence for groupoids" MPIM
• Mar 13
  Chi Hong Chow, "Gamma class, total positivity and mirror symmetry" MPIM
• Mar 18
  Stefan Behrens, "Stable homotopy in low dimensional topology" Event canceled
• Mar 19
  Prahlad Sharma, "Sub-Weyl bound for $GL(2)$ $L$-functions" MPIM
• Mar 19
  Hugo Pourcelot, "Dioperads, Frobenius monoidal functors and integration along fibers" MPIM
• Mar 20
  Bekki Hohto, "On the homology classes defined by closed geodesics on the modular curve" MPIM
• Mar 24 - Mar 28
  Conference "Differential geometry beyond Riemannian manifolds" HIM Conference
• Mar 24
  Phuc Hung Hong, "Fine-Grained Complexity of Computing Degree-Constrained Spanning Trees" Oberseminar Discrete Optimization
• Mar 26
  Soumya Sankar, "Local-global principles for generalized Fermat equations via stacks" MPIM
• Mar 27
  Alessio Bottini, "Moduli of sheaves on hyper-Kähler manifolds" MPIM
• Mar 31
  Jugal Garg, "Constant-Factor EFX Exists for Chores" Oberseminar Discrete Optimization

April 2025

• Apr 01 - Apr 03
  Young Women in Mathematical Biology HCM Workshop/Conference
• Apr 01
  Chen Zhang, "d invariants obstruction to sliceness of a class of algebraically slice knots" MPIM
• Apr 01
  Dennis Gaitsgory, "Partial Frobeniuses via black magic" MPIM
• Apr 02
  Sander Dahmen, "Generalized Fermat equations with three distinct prime exponents" MPIM
• Apr 02
  Dennis Gaitsgory, "Introductory talk to the online seminar "A study in derived algebraic geometry"" MPIM
• Apr 03
  André Neves, "Felix Klein Lectures" (1/6) Lecture
• Apr 04
  André Neves, "Felix Klein Lectures" (2/6) Lecture
• Apr 04
  André Neves, "Felix Klein Lectures" (3/6) Lecture
• Apr 07
  André Neves, "Felix Klein Lectures" (4/6) Lecture
• Apr 08
  André Neves, "Felix Klein Lectures" (5/6) Lecture
• Apr 08
  Kalelkar Tejas, "Connecting essential triangulations" MPIM
• Apr 08
  André Neves, "Felix Klein Lectures" (6/6) Lecture
• Apr 09
  Wadim Zudilin, "May I have a dream? Numerical, of course..." MPIM
• Apr 10
  Gerard van der Geer, "SAG: Constructing modular forms geometrically"
• Apr 10
  Till Wehrhan, "The Deodhar stratification via hybrid normal forms"
• Apr 10
  Alessandro Felisi, "Compressed sensing for inverse problems"
• Apr 10
  Kyungmin Rho, "Matrix factorizations from Fukaya categories of surfaces" Bonn symplectic geometry seminar
• Apr 10
  Olgur Celikbas, "On the Homological Theory of Modules over Commutative Rings" MPIM
• Apr 11
  Janina Bernardy, "Introduction to spectral sequences: the Serre spectral sequence" MPIM
• Apr 11
  Peter Scholze, "Vorlesung Selected Topics in Algebraic Geometry: Habiro Cohomology" MPIM
• Apr 11
  Hiraku Nakajima, "Involutions on bow varieties" Oberseminar Darstellungstheorie
• Apr 11
  Ludwig, Waegemann, "MaLiS Club" MaLiS Club
• Apr 14
  Jiacheng Liang, "Higher Algebra in t-Structured Tensor Triangulated ∞-Categories" MPIM
• Apr 14
  Juan Esteban Rodriguez Camargo, "Locally Analytic Representations" MPIM
• Apr 14
  Tejas Deepak Kalelkar, "Triangulations of 3-manifolds" MPIM
• Apr 14
  Pedram Hekmati, "Aspects of Seiberg-Witten Floer theory"
• Apr 15
  Neeti Gauniyal, "Polyak-Viro type formulas for high-(co)dimensional smooth knots and links" MPIM
• Apr 15
  Tobias Schubert, "Der Spektrale Fluss unbeschränkter Operatoren" Oberseminar Global Analysis and Operator Algebras
• Apr 16
  Pedram Hekmati, "Twisted Milnor torsion for finite group actions" MPIM
• Apr 16
  Chrstopher Frei, "Orthogonality of restricted primes with nilsequences"
• Apr 16
  Dominique Maldague, "An intersection of CS and harmonic analysis: approximating matrix p to q norms." Hausdorff Colloquium
• Apr 17
  Taeuk Nam, "Tamely Ramified Geometric Langlands" MPIM
• Apr 22
  Inanc Baykur, "Geometric simple connectivity in dimension four" MPIM
• Apr 23
  Leonid Ryvkin, "Vector bundles over unordered configuration spaces" MPIM
• Apr 23
  Refined Chabauty–Kim for the thrice-punctured line MPIM
• Apr 23
  Lars Becker, "Quantum signal processing and the nonlinear Fourier transform" Graduate Colloquium
• Apr 24
  Jena Tevelev, "SAG: Semi-orthogonal decompositions of Fano varieties and moduli spaces"
• Apr 24
  Nate Bottman, "(A-infinity,2)-categories, and the role of operads in symplectic geometry" MPIM
• Apr 24
  Mykola Matviichuk:, "Deformations of log-canonical Poisson brackets with an open T-leaf"
• Apr 24
  Jean-Christophe Mourrat, "Spin glasses and the Parisi formula" Oberseminar Stochastics
• Apr 24
  Annabell Gros, Hannah Dell, Jimena Lozano Simón, Victoria Durán Fernández, "Tea Time with Women in Mathematics - Work/study-life balance in mathematics" Tea Time for Women in Math
• Apr 25
  László Végh, "Optimization And Algorithmic Game Theory"
• Apr 25
  Annika Tarnowsky, "Spectral Sequences in the context of equivariant cohomology" MPIM
• Apr 25
  Sasha Minets, "Ersatz parity sheaves and stratifications of KLR algebras"
• Apr 28 - May 02
  Follow-up Workshop to Trimester Program "The Next Horizon: Workshop on Open Problems in Harmonic Analysis and Analytic Number Theory" HIM Follow-Up Workshop
• Apr 28
  Semen Slobodianiuk, "Category O and Lie algebra cohomology" MPIM
• Apr 28
  Bernd Kawohl, "Eine Geschichtsstunde zur Familie Cohn-Vossen"
• Apr 29
  Paolo Salvatore, "tba" MPIM
• Apr 29
  Hong Wang, "Kakeya sets in R^3" Hausdorff Colloquium
• Apr 30
  Manuel Friedrich, "Linearization of variational models in brittle fracture."
• Apr 30
  Gunther Cornelissen, "Zeros of Eisenstein series for congruence groups" MPIM
• Apr 30
  Sun Woo Park, "Graph neural networks and covering spaces" Graduate Colloquium
• Apr 30
  Jakub Byszewski, "Arithmetic properties of generalised polynomials" MPIM

May 2025

• May 02
  David Aretz, "The homotopy fixed point spectral sequence" MPIM
• May 02
  Peter Scholze, "Habiro Cohomology" MPIM
• May 02
  Juan Esteban Rodríguez Camargo, "The p-adic monodromy theorem" MPIM
• May 02
  Alexis Langlois-Rémillard, "Quotients of affine and periodic Temperley-Lieb algebras and construction of their Jones--Wenzl idempotents"
• May 05 - Aug 15
  Trimester Program "Probabilistic methods in quantum field theory" HIM Trimester Program
• May 05
  Conference on "Asymptotic counting and L-functions", May 5 - 9, 2025 MPIM
• May 05
  HCM Board of Directors Meeting
• May 05
  Lambert A'Campo, "Equivariant sheaves on partial flag varieties" MPIM
• May 06
  Paolo Salvatore, "Kontsevich integrals and configuration spaces" MPIM
• May 06
  Maxim Braverman, "Secondary Z_2 valued index invariants" Oberseminar Global Analysis and Operator Algebras
• May 08
  Dario Faro, "SAG: Gaussian maps for curves on Enriques surfaces"
• May 08
  Simon Vialaret, "Systolic inequalities for S1-invariant contact forms" MPIM
• May 08
  Oleksandr Mitsiats, "Linear Elastic Models of Shape Memory Alloys: Variational Perspective"
• May 08
  Yuansi Chen, "Regularized Dikin Walks for Sampling Truncated Logconcave Measures, Mixed Isoperimetry and Beyond Worst-Case Analysis" Oberseminar Stochastics
• May 09
  Qi Zhu, "The Hopf Invariant One Problem and the Adams Spectral Sequence" MPIM
• May 09
  Peter Scholze, "Habiro Cohomology" MPIM
• May 09
  Benjamin Moore, "A survey on Selmer schemes" MPIM
• May 09
  Duncan Laurie, "Tensor products, q-characters and R-matrices for quantum toroidal algebras"
• May 12 - May 16
  School "Probabilistic methods in quantum field theory" HIM/HSM Special Topic School
• May 12
  Conference on "Quantum Topology", May 12 - 16, 2025 MPIM
• May 12
  Heinz Schumann, "Klassifizierung von Polyedern nach Isomorphie"
• May 12
  Efthymios Sofos, "Lecture course "Sieving in algebra and geometry"" (1/4) MPIM
• May 12
  Thomas Rothvoß, "The Subspace Flatness Conjecture and Faster Integer Programming" Oberseminar Discrete Optimization
• May 13
  Koen van den Dungen, "Dirac-Schrödinger operators and a Toeplitz index theorem" Oberseminar Global Analysis and Operator Algebras
• May 13
  Efthymios Sofos, "Lecture course "Sieving in algebra and geometry"" (2/4)
• May 14
  Ben Davison, "Vanishing cycle cohomology in geometry and representation theory"
• May 14
  Danylo Radchenko, "Interpolation formulas and extremal problems in Fourier analysis"
• May 14
  Imin Chen, "Generalized Fermat Equations" MPIM
• May 14
  Efthymios Sofos, "Lecture course "Sieving in algebra and geometry"" (3/4)
• May 15
  Hsueh-Yung Lin, "SAG: The duality map on symplectic moduli spaces of sheaves"
• May 15
  Frank Werner, "Statistical Inverse Problems - Regularization and Inference" Oberseminar Analysis
• May 15
  Efthymios Sofos, "Lecture course "Sieving in algebra and geometry"" (4/4)
• May 15
  Marie-Christin Bormann, "Geometric analysis for Brownian motion on manifolds with non-standard boundary behaviour" Oberseminar Stochastics
• May 15
  Mathematischer Salon with Lillian Pierce Public Event
• May 16
  Kostiantyn Tolmachov, "Around the centrality property of character sheaves on a reductive group" Oberseminar Darstellungstheorie
• May 16
  Ben Davison, "Counting coloured 3d partitions using Jacobi algebras" Oberseminar Darstellungstheorie
• May 19 - May 23
  Workshop "Random geometry and its connections to QFT" HIM Workshop
• May 19
  David Gepner, "Lax higher category theory" MPIM
• May 19
  Guido Bosco, "Geometric Sen theory and locally analytic Shimura varieties" MPIM
• May 19
  Carlo Pagano, "Hilbert 10 via additive combinatorics" Oberseminar Logik
• May 20
  Csaba Nagy, "Classifying 8-dimensional E-manifolds" MPIM
• May 20
  Olgur Celikbas, "On a conjecture of Auslander and Reiten, I" MPIM
• May 20
  Johannes Ebert, "Coarse family index theory" Oberseminar Global Analysis and Operator Algebras
• May 21
  Olgur Celikbas, "On a conjecture of Auslander and Reiten, II" MPIM
• May 21
  Florian Fürnsinn, "Galois Groups of D-finite Series modulo Primes" MPIM
• May 21
  Andrew Ng, "What geometric group theory has to do with your area of interest" Graduate Colloquium
• May 22
  Xi Chen, "SAG: Rationally Inequivalent Points on Generic Hypersurfaces"
• May 22
  Chiara Esposito, "Global Homotopies for HKR Theorems in Differential Geometry" MPIM
• May 22
  Dorel Fetcu, "Biharmonic and biconservative surfaces in Thurston geometries" MPIM
• May 22
  Joscha Henheik, "Zigzag strategy for random matrices"
• May 22
  Gunther Cornelissen, "General introduction and transfer between rings (Lecture 1)" MPIM
• May 23
  Lilian B. Pierce, "Counting integral points in thin sets"
• May 23
  Jelena Ivancic, "Basics on D-modules" MPIM
• May 23
  Peter Scholze, "Habiro Cohomology" MPIM
• May 23
  Dawid Kielak, "Virtual fibring for manifolds and Poincaré-duality groups"
• May 23
  Yutaro Mikami, "Cohomology of ($\phi$, $\Gamma$)-modules and duality" MPIM
• May 23
  Viktor Levandovskyy, "Computer algebra: algorithms and implementations for associative algebras" Oberseminar Darstellungstheorie
• May 23
  Amandine Véber, "Stochastic models for the growth of filamentous fungi" MaLiS Club
• May 23
  Carolin Schneider, "Using big data for prevention of metabolic (liver) disease" MaLiS Club
• May 26
  Paolo Salvatore, "Higher differentials in the cohomology spectral sequence for long knots" MPIM
• May 26
  Dmitry Rudenko, "From D-modules on flag varieties to automorphic sheaves" MPIM
• May 26
  Lory Aintablian, "Differentiation of higher groupoid objects in tangent categories" MPIM
• May 26
  Pengcheng Zhang, "Coefficients of modular forms modulo (powers of) primes" MPIM
• May 26
  Philip Welch, "When cardinals determine the power set: inner models and strong definability logics" Oberseminar Logik
• May 27
  Ryo Ishizuka, "Approximation of perfectoid rings by Noetherian rings and prisms" MPIM
• May 27
  David Hokken, "The Galois group of random reciprocal polynomials" MPIM
• May 27
  David Gepner, "Elliptic cohomology and dualizability, I" MPIM
• May 28
  Olgur Celikbas, "On Modules Detecting the Finiteness of Homological Dimensions" MPIM
• May 28
  Jungwon Lee, "Limit theorems for quantum modular forms on Fuchsian groups" MPIM
• May 28 - Jun 04
  2. TP 2025 - Junior Research Seminar Series
• May 28
  Abstract homotopy theory seminar (informal session) MPIM
• May 28
  László Székelyhidi, "Dissipation and mixing: from turbulent flows to weak solutions" Hausdorff Colloquium
• May 28
  David Gepner, "Elliptic cohomology and dualizability, II" MPIM
• May 28
  Stefan Hainz, "Mathe macht! Mathematiker in der Unternehmensberatung" Public Event
• May 30
  Maximilian Hauk, "6-functor formalism for D-modules via the deRham Stack" MPIM
• May 30
  Kazuma Ohara, "On Hecke algebras for $p$-adic groups" MPIM
• May 30
  Andrew Snowden, "Oligomorphic groups and tensor categories" Oberseminar Darstellungstheorie

June 2025

• Jun 02
  Alexander Vitanov, "Higher structures of embeddings of varieties" MPIM
• Jun 02
  Felix Zillinger, "Higher Coleman theory" MPIM
• Jun 02
  Dan Wang, "Quantization on Kähler manifolds with T-Symmetry" MPIM
• Jun 02
  Alfonso Garmendia, "Ordered Basis for vector space groupoids" MPIM
• Jun 02
  David Gepner, "Elliptic cohomology and dualizability, III" MPIM
• Jun 02
  Miriam Ruß, Tingxiang Zou, "Tea Time with Women in Mathematics - Different paths in academia" Tea Time for Women in Math
• Jun 02
  Guochuan Zhang, "Solving Subset Sum via additive combinatorics" Oberseminar Discrete Optimization
• Jun 03
  Stein Meereboer, "Quantum spherical functions and Macdonald polynomials, beyond the trivial character" MPIM
• Jun 03
  Oliver Fürst, "Higher order spectral shift and Callias operators" Oberseminar Global Analysis and Operator Algebras
• Jun 03
  Sampa Dey, "A Hyperelliptic Statistics on Moduli Spaces of vector bundles" MPIM
• Jun 03
  Marios Voskou, "Arithmetic Applications of Hyperbolic Lattice Counting" MPIM
• Jun 03
  Marios Voskou, "An Annoyingly Simple Open Problem on Lattice Counting" MPIM
• Jun 04
  Wilmer Smilde, "Relative algebroids and classification problems for geometric structures" MPIM
• Jun 04
  Sander Zwergers, "An elementary approach to the group law on elliptic curves" MPIM
• Jun 04
  Elliot Kaplan, "Nullstellensätze and model-theoretic embeddings" Graduate Colloquium
• Jun 04 - Jun 11
  2. TP 2025 - Research Seminar Series
• Jun 04 - Jun 11
  2. TP 2025 - Minicourse Series
• Jun 04
  Michael Ching, "Differential bundles in Goodwillie calculus" MPIM
• Jun 05
  Alfonso Garmendia, "E-symplectic and almost regular Poisson manifolds" MPIM
• Jun 05
  Claude LeBrun, "Einstein Constants and Differential Topology" MPIM
• Jun 05
  Gunther Cornelissen, "General introduction and transfer between rings (Lecture 1)" MPIM
• Jun 05
  Meredith Shea, "Split Two-Periodic Aztec Diamond" Oberseminar Stochastics
• Jun 06
  Jonah Epstein, "The Riemann-Hilbert correspondence" MPIM
• Jun 10
  Simona Veselá, "Obstruction theory for the existence of 4-dimensional $\xi$-fillings of 3-manifolds" MPIM
• Jun 11
  Inkang Kim, "Minimum covolume of quaternionic lattices" MPIM
• Jun 12 - Jun 13
  Functional Data Analysis–A Workshop in Honor of Alois Kneip HCM Workshop/Conference
• Jun 12
  Yakov Savelyev, "Hamiltonian elements in algebraic K-theory" MPIM
• Jun 12
  Gunther Cornelissen, "Asymptotic Mahler measure of Gaussian periods" MPIM
• Jun 12
  Celebrating Women in Mathematics Public Event
• Jun 13
  Moritz Hartlieb, "Riemann-Hilbert Correspondence and Perverse sheaves" MPIM
• Jun 16 - Jun 20
  Statistical mechanics of spin glasses, neural networks and learning HSM Special Topic School
• Jun 16
  HCM Board of Directors Meeting
• Jun 16
  Alexander Lindermayr, "Non-Clairvoyant Scheduling: Proportional Fairness and Progress Bars" Oberseminar Discrete Optimization
• Jun 16
  Katrin Wehrheim, "What connects Symplectic Geometry so deeply with Algebraic Geometry and Low Dimensional Topology?" MPIM
• Jun 16
  Jelena Ivancic, "Eichler-Shimura theory" MPIM
• Jun 16
  Michele Serra, "Generalised power series determined by linear recurrence relations." Oberseminar Logik
• Jun 17
  Robert Schneiderman, "Linking of 2-spheres in 4-space" MPIM
• Jun 17
  Michael Joachim, "Twisted spin cobordism and D-brane homology" Oberseminar Global Analysis and Operator Algebras
• Jun 18
  Maxim Braverman, "Secondary $\mathbb{Z}_2$ index invariants and their applications" MPIM
• Jun 18
  Tim Kuppel, "The Cousin maps and relation with the Sen operator" MPIM
• Jun 18
  Saurabh Singh, "Counting special points on quadratic surfaces" MPIM
• Jun 18
  Luuk Stehouwer, "The K-theory of graded rings" MPIM
• Jun 18
  Tangente trifft Tresen - Das große Mathe-Pubquiz Public Event
• Jun 20
  Daniel Bermudez, "Beilinson-Bernstein localization via examples" MPIM
• Jun 20
  Peter Scholze, "Habiro Cohomology" MPIM
• Jun 20
  Jacob Matherne, "Kazhdan–Lusztig functions and Chow functions of partially ordered sets" Oberseminar Darstellungstheorie
• Jun 20
  Zachary Gardner, "Moduli of prismatic $(\mathcal{G},\mu)$-apertures" MPIM
• Jun 20
  Tom Braden, "Perverse sheaves on symmetric products of the plane, Schur algebras and K-theory" Oberseminar Darstellungstheorie
• Jun 23 - Jun 27
  Particles in Flow HSM Special Topic School
• Jun 23 - Jun 27
  Workshop "Integrable QFT: conformal bootstrap, bosonization, near-critical perturbations, and Coulomb gas" HIM Workshop
• Jun 23
  Jaco Ruit, "Double ∞-categories" MPIM
• Jun 23
  Mykola Matviichuk, "Deformations of log-symplectic forms" MPIM
• Jun 23
  Soham Chanda, "Local to Global results in Floer theory from neck-stretching" MPIM
• Jun 24
  Jilly Kevo, "Trace and Regularized Index of Callias Operators on Hyperbolic Space" Oberseminar Global Analysis and Operator Algebras
• Jun 24
  Cozy Queer Picnic Equity & Diversity
• Jun 25
  Alexander Vitanov, "Global formality for embeddings of varieties" MPIM
• Jun 25
  Marius Leonhardt, "The affine Chabauty method" MPIM
• Jun 25
  Habib Ammari, "Wave localization at subwavelength scales" Hausdorff Colloquium
• Jun 26
  Ziquan Yang, "SAG: A simple intrinsic proof of the Tate conjecture for K3's of finite height"
• Jun 26
  Carlo Pagano, "Hilbert’s Tenth Problem for finitely generated rings and ranks of elliptic curves, I" MPIM
• Jun 26
  Katrin Wehrheim, "Q&A on Lagrangians, Quilts, and Moduli Spaces" MPIM
• Jun 26
  Carlo Pagano, "Hilbert’s Tenth Problem for finitely generated rings and ranks of elliptic curves, II" MPIM
• Jun 26
  Ivan Veselić, "Null-controllability for the heat equation with equi-distributed and randomly distributed sensors"
• Jun 26
  Inkang Kim, "Free group actions on symmetric spaces-hyperbolic geometry and Atiyah-Singer index theory" MPIM
• Jun 27
  Johannes Lin, "Examples of knot invariants using Skein relations" MPIM
• Jun 27
  Stefan Kolb, "The Letzter map for quantum symmetric pairs" Oberseminar Darstellungstheorie
• Jun 27
  Sophie Fischer-Holzhause, "MaLis Club" MaLiS Club
• Jun 27
  Behnam Javanmardi, "MaLis Club" MaLiS Club
• Jun 30
  Twinned conference on "Quantum Field Theory and Topological Phases via Homotopy Theory and Operator Algebras", June 30 - July 11, 2025 MPIM
• Jun 30
  David Rowe, Renate Tobies, "Felix-Klein-Tag" Public Event
• Jun 30
  Tim Kuppel, "The Cousin maps and relation with the Sen operator" MPIM
• Jun 30
  Mariana Vicaria, "Orthogonal types to the value group and descent" Oberseminar Logik
• Jun 30
  Thekla Hamm, "A Framework for Approximating Solutions Rather than Solution Values Parameterized by Treewidth" Oberseminar Discrete Optimization

July 2025

• Jul 01
  Eduardo Fernandez, "Non-flexible loops of loose Legendrians in 3 dimensions" MPIM
• Jul 01
  Nikhil Savale, "The eta invariant of a circle bundle on a Fano manifold" Oberseminar Global Analysis and Operator Algebras
• Jul 02
  Luca Poensgen, "A Graphic Novel on How Computers Learn to Solve Nonlinear Problems"
• Jul 03
  Andrew Mathas, "Cyclotomic KLR algebras of affine type C" Oberseminar Darstellungstheorie
• Jul 03
  BIGS Poster Session
• Jul 03
  Thick points of the GFF and CLE nesting fields Oberseminar Stochastics
• Jul 04
  Ferdinand Wagner, "Reshetikhin-Turaev invariants" MPIM
• Jul 04
  Peter Scholze, "Habiro Cohomology" MPIM
• Jul 04
  Lambert A'Campo, "Local-global compatibility at l = p over CM fields" MPIM
• Jul 04
  BIGS Poster Session
• Jul 07
  Juan Esteban Rodríguez Camargo, "A sketch of the proof of modularity of abelian surfaces" MPIM
• Jul 07
  Nadja Hempel, "Groups and Fields in higher classification theory" Oberseminar Logik
• Jul 08
  Bento Natura, "A Unified Analytical Approach to Strongly Polynomial Algorithms for Structured Linear Programs" Oberseminar Discrete Optimization
• Jul 08
  Ahmad Reza Haj Saeedi Sadegh, "A Fixed-point Formula for Non-elliptic Dirac Operators" Oberseminar Global Analysis and Operator Algebras
• Jul 09
  HCM Members' Assembly
• Jul 09
  Andreas Thom, "Equations over Groups" Hausdorff Colloquium
• Jul 10
  Luigi Martinelli, "SAG: On the exceptional locus of O’Grady’s nonsymplectic resolutions"
• Jul 10
  Yan Fyodorov, "Kac-Rice inspired approach to non-Hermitian random matrices" Oberseminar Stochastics
• Jul 11
  Lukas Bonfert, "Quantum groups and recovering Jones and HOMFLY" MPIM
• Jul 11
  Peter Scholze, "Habiro Cohomology" MPIM
• Jul 11
  Lucas Mann, "Hyperbolic Localization and Second Adjointness" MPIM
• Jul 11
  Alexei Davydov, "Witt group of modular categories" Oberseminar Darstellungstheorie
• Jul 14
  Inkang Kim, "Positivity of Gromov simplicial volume of non-positively curved 4-manifolds." MPIM
• Jul 14
  Britta Peis, "On the Approximability of Train Routing and the MinMax Disjoint Paths Problem" Oberseminar Discrete Optimization
• Jul 15
  Ivan Yakovlev, "Metric ribbon graphs" MPIM
• Jul 16
  Hao Xu, "Condensable TopologicalDefects in 4D Dijkgraaf-Witten models—Classification of Fusion 2-Categorical Symmetries" MPIM
• Jul 16
  Marios Voskou, "Hyperbolic Counting and Equidistribution" MPIM
• Jul 17
  Qiuyu Ren, "Khovanov skein lasagna modules with 1-dimensional inputs" MPIM
• Jul 17
  Yao XIao, "Non-displaceable Lagrangians in certain Hamiltonian TT-manifolds" MPIM
• Jul 17
  Dan Wang, "Degeneration of Kähler polarisations associated to imaginary-time flow" MPIM
• Jul 17
  Heinz Schumann, "Klassifizierung von Polyedern nach Isomorphie" Toeplitz Colloquium
• Jul 17
  Pablo Suarez-Serrato, "Zero entropy on entire Grauert tubes" MPIM
• Jul 17
  Xiaolin Zeng, "Recurrence and Scaling Limits in Vertex Reinforced Jump Processes on Dyson Hierarchical Lattices" Oberseminar Stochastics
• Jul 17
  Catherine Searle, "On Fixed-Point Sets of $Z_2$-Tori in Positive Curvature" MPIM
• Jul 17
  Sugata Mondal, "Spectral stability of finite Riemannian coverings" MPIM
• Jul 18
  Bill Cook, Luise Puhlmann, "11th Colloquium of the Research Area C3" C3 Kolloquium / Colloquium of the Research Area C3
• Jul 18
  Samuel Lee, "Quantum Knot Invariants via Perturbative Chern Simons Theory" MPIM
• Jul 21
  Conference on "Progress and Emergent Theories in Zeta and L-Functions" (PRETZL), July 21-25, 2025 MPIM
• Jul 21
  Joakim Blikstad, "Maximum Flow by Augmenting Paths in $n^{2+o(1)}$ Time" Oberseminar Discrete Optimization
• Jul 22
  Rafael Torres, "Smooth structures on Q-homology real projective 4-spaces" MPIM
• Jul 23 - Jul 25
  Queer and Trans Mathematicians in Algebra and Representation Theory HCM Workshop/Conference
• Jul 23
  Honglei Lang, "Multiplicative vector fields and forms on Lie groupoids" MPIM
• Jul 23
  David Gepner, "The Gray tensor product of infinity categories and basic tensor-enriched category theory" MPIM
• Jul 23
  Daniel Tubbenhauer, "Mathematics, algebra and AI" Public Event
• Jul 24
  Roland Bauerschmidt, "Die Mathematik der Quantenfeldtheorie" Public Event
• Jul 28 - Aug 01
  Workshop "Gauge theories and spin systems: Yang-Mills theory, continuous symmetry, and disorder" HIM Workshop
• Jul 28
  Joseph Leung, "Second Moment of GL(3) L-functions" MPIM
• Jul 29
  Ilya Shkredov, "On some results of Korobov and Larcher" MPIM
• Jul 30
  Ahmad Reza Haj Saeedi Sadegh, "A new approach to geometric quantization of b-symplectic manifolds" MPIM
• Jul 30
  Frederik Broucke, "Beurling zeta functions" MPIM
• Jul 31
  Freddy Saia, "A volcanic approach to torsion of CM elliptic curves" MPIM

August 2025

• Aug 05
  Karim Ritter von Merkl, "Computing colored Khovanov homology" MPIM
• Aug 05
  Don Zagier, "The power of partitions and partitions into powers" MPIM
• Aug 06
  Zohreh Ravanpak, "tba" MPIM
• Aug 06
  Freddy Saia, "Explicit surjectivity for Galois representations of products of elliptic curves over function fields" MPIM
• Aug 07
  Sam Raskin, "Recent progress in geometric Langlands" MPIM
• Aug 07
  Simon Myerson, "Variations on the circle method" MPIM
• Aug 11
  Conference in Memory of Yuri Manin, August 11 - 15, 2025 MPIM
• Aug 11
  Pragya Shukla, "System dependent random matrix ensembles: an unavoidable tool for many body theories" MPIM
• Aug 14
  Nuno Freitas, "The Fermat equation $x^13+y^13=3z^7$" MPIM
• Aug 14
  Ignasi Sánchez Rodríguez, "Comparing residually reducible semisimple Galois representations" MPIM
• Aug 18 - Aug 22
  Follow-up WS to TP "Logic and Algorithms in Group Theory" HIM Follow-Up Workshop
• Aug 19
  Don Zagier, "Algebraic K-theory, modular forms, and quantum invariants" MPIM
• Aug 20
  Alfonso Garmendia, "Tepui fibration: Fibrations whose fibers jump dimension and with a notion of smoothness" MPIM
• Aug 21
  Christopher Lp Kuo, "Riemann-Hilbert on contact manifolds" MPIM
• Aug 28
  Lei Shi, "On the center conjecture for the cyclotomic Hecke algebras and cyclotomic KLR algebras" MPIM
• Aug 31 - Sep 05
  Kopp Summer School: Discrete Directions in Harmonic Analysis HCM Workshop/Conference

September 2025

• Sep 01 - Dec 12
  Trimester Program "Definability, decidability, and computability" HIM Trimester Program
• Sep 01
  David Aleman Espinosa, "Unsplittable Flows in Planar Graphs" Oberseminar Discrete Optimization
• Sep 03
  Debmalya Basak, "Surfaces Associated to Zeros of Automorphic L-functions" MPIM
• Sep 04
  Carolina Tamborini, "Non-tautological double cover cycles" MPIM
• Sep 10
  Chris Bourne, "A C*-module framework for discrete quantum systems" Oberseminar Global Analysis and Operator Algebras
• Sep 10
  Esti Yeger-Lotem, "MaLiS Club - Enhancing rare disease diagnosis via interpretable machine learning" MaLiS Club
• Sep 10
  Tal Shay, "MaLiS Club - Identifying Patterns of Change in the Number of Exons Across the Phylogenetic Tree" MaLiS Club
• Sep 11
  Ade Irma Suriajaya, Junghun Lee, "The pair correlation method of zeros of the Riemann zeta-function and the Alternative Hypothesis, without RH" MPIM
• Sep 15 - Sep 19
  School "Definability, Decidability, and Computability" HIM/HSM Special Topic School
• Sep 15
  Ryan Hayward, "A Proof of the Albert-Grossman-Nowakowski-Wolfe Alternating Linear Clobber Conjecture" Oberseminar Discrete Optimization
• Sep 17
  Yuri Zarkhin, "Torsion points of small order on superelliptic curves" MPIM
• Sep 18
  David Kern, "Codiscrete cofibrations vs iterated discrete fibrations for (∞,ℓ)-congruences" MPIM
• Sep 18
  Daniel Hartman, "A combinatorial approach to studying families of embedded 2-spheres in 4-manifolds" MPIM
• Sep 18
  Jaya Iyer, "Period index questions for hyperelliptic curves" MPIM
• Sep 22 - Sep 26
  Optimality of adaptive finite element methods HSM Special Topic School
• Sep 22 - Sep 26
  Massive Data Models and Computational Geometry II
• Sep 24
  Linghu Fan, "Euler characteristic of crepant resolutions for a certain class of modular quotient singularities" MPIM
• Sep 26
  Ioannis Alexopoulos, "MaLiS Club - Light Microscopy: The road to a successful imaging experiment" MaLiS Club
• Sep 26
  Daniel Galvis, "MaLiS Club - tba" MaLiS Club
• Sep 29
  Alexandra Lassota, "Integer Programs through the Lens of Fixed-Parameter Tractability" Oberseminar Discrete Optimization

October 2025

• Oct 01
  Badri Vishal Pandey, "Mock Eisenstein series associated to partition ranks" MPIM
• Oct 02
  Fang Yang, "Quantum cluster algebras associated to weighted Projective line" MPIM
• Oct 06
  HCM Board of Dictors Meeting Commitee Meetings
• Oct 06
  Léo Schelstraete, "A survey on odd Khovanov homology" MPIM
• Oct 08
  Giulio Belletti, "Finiteness of Kauffman bracket skein modules" MPIM
• Oct 08
  HSM General Assembly Commitee Meetings
• Oct 08
  Cihan Sabuncu, "Prime structures in sums of two squares" MPIM
• Oct 09
  Jaya Iyer, "Regulators of flat connections and their variations" MPIM
• Oct 10
  "Kleine AT" workshop, October 10, 2025 MPIM
• Oct 13
  Csaba Nagy, "The smooth classification of 4-dimensional complete intersections" MPIM
• Oct 13
  Xiyan Zhong, "Prym representations and twisted cohomology of the mapping class group with level structures" MPIM
• Oct 13
  Ismael Morales, "Fibrations of 3-manifolds from Novikov homology" MPIM
• Oct 13
  Ryoga Mahara, "Existence of Fair and Efficient Allocation of Indivisible Chores" Oberseminar Discrete Optimization
• Oct 14
  Devarshi Mukherjee, "Bivariant K-Theory for Bornological Algebras" Oberseminar Global Analysis and Operator Algebras
• Oct 15
  Anupam Datta, "tba" MPIM
• Oct 15
  Mahadi Ddamulira, "Concatenations of distinct repdigits in various linear recurrence sequences" MPIM
• Oct 15
  James Wright, "Recent progress in pointwise ergodic theory" Hausdorff Colloquium
• Oct 15
  Tea Time with Women in Mathematics - Freshwomen Networking Equity & Diversity
• Oct 16
  Weite Pi, "SAG: Mumford relations and the cohomology of Le Potier moduli spaces"
• Oct 16
  Léo Schelstraete, "The word problem in linear monoidal categories and applications" MPIM
• Oct 17
  Ko Aoki, "A 2-rigid 2-category of 2-motives" MPIM
• Oct 17
  Peter Scholze, "Vorlesung "Geometry and higher category theory"" MPIM
• Oct 17
  Hjørdis Schlüter, "GS Advanced Topics in PDE: Boundary determination in anisotropic elasticity"
• Oct 17
  Qingyuan Bai, Martin Ortez, and Paul Boisseau, "Short postdoc talks" Arithmetic Geometry and Representation Theory Research Seminar
• Oct 20 - Oct 24
  Workshop "Definability in Number Theory and Arithmetic Geometry" HIM Workshop
• Oct 20
  Hadrian Heine, "Homological invariants of higher categories" MPIM
• Oct 20
  Yunpeng Niu, "Monoidal Structures on Fukaya Categories" MPIM
• Oct 20
  Filippos Sytilidis, "Presentations of Bordism Categories" MPIM
• Oct 21
  Malte Leimbach, "Spectral truncations, operator systems and compact quantum metric spaces in noncommutative geomtery" Oberseminar Global Analysis and Operator Algebras
• Oct 21
  Giuliano Romeo, "Properties of continued fractions in the field of p-adic numbers" MPIM
• Oct 21
  Jan Bohr, "Nonlinear X-ray transforms" CRC 1720: Early Career Seminar
• Oct 22
  Adam Dauser, "Higher categorical methods" MPIM
• Oct 22
  David Aretz, "Functoriality of Lie groupoid convolution algebras" MPIM
• Oct 22
  Elia Fioravanti, "Automorphisms of virtually special groups" Geometric Group Theory Oberseminar
• Oct 22
  tba tba, "Odd Khovanov homology: properties" MPIM
• Oct 22
  Jessica Alessandri, "Integral solutions of a Fermat near miss" MPIM
• Oct 22
  Michel Alexis, "Calculus teachers hate him because of this one weird trick, find out why!!" Graduate Colloquium
• Oct 23
  Jonah Epstein, "Category of Kernels 1" MPIM
• Oct 23
  Peter Scholze, "Analytic de Rham stacks: Introduction and distribution of talks" MPIM
• Oct 23
  Christopher Kuo, "tba" MPIM
• Oct 23
  David Gay, "Messing around in the 1-2 subgroup of the smooth mapping class group of S^4" MPIM
• Oct 23
  Qi Zhu, "Slice Filtration and K-Theory" MPIM
• Oct 23
  Joseph Baine, "An introduction to the modular representation theory of algebraic groups" MPIM
• Oct 23
  Ismael Morales, "Tame complexes, L2-invariants and the Hanna Neumann conjecture" MPIM
• Oct 23
  Jonas Nehme, "Periplectic and Isomeric Lie superalgebras, KLR algebras and Categorification" MPIM
• Oct 24
  Peter Scholze, "Vorlesung "Geometry and higher category theory"" MPIM
• Oct 24
  Rose Berry, "joint with Oberseminar Darstellungstheorie DIFFERENT LOCATION" Arithmetic Geometry and Representation Theory Research Seminar
• Oct 24
  Rose Berry, "The Derived l-modular Unipotent Block of p-adic GLn" Oberseminar Darstellungstheorie
• Oct 27
  Lukas Bonfert, "Silting t-Structures, P-Objects, and Weyl Groupoids" MPIM
• Oct 27
  Jonte Gödicke, "A new perspective on Hecke algebroids" MPIM
• Oct 27
  Naageswaran Manikandan, "Khovanov homology and positivity notions" MPIM
• Oct 27
  Aaron Hofer, "On the relationship between two-dimensional conformal field theories and three-dimensional topological field theories" MPIM
• Oct 28
  Stefan Oberdörster, "Mixing of Markov chain Monte Carlo methods via Couplings" CRC 1720: Early Career Seminar
• Oct 28
  Eva-Maria Hekkelman, "The Joys of MOIs" Oberseminar Global Analysis and Operator Algebras
• Oct 28
  Filippo Fila-Robattino, "The Reduced Corner Structure of General Relativity in the First Order Formalism" MPIM
• Oct 29
  Andrew Ng, "Fibring hyperbolic Coxeter groups with finitely presented kernel" Geometric Group Theory Oberseminar
• Oct 29
  Shun Ming Samuel Lee, "On the functoriality of odd Khovanov homology" MPIM
• Oct 29
  Edgar Assing, "On Isogenies of CM elliptic curves" MPIM
• Oct 30
  Maurice Duits, "Patterns in Random tilings" Oberseminar Stochastics
• Oct 30
  Lucas Piessevaux, "tba" MPIM
• Oct 30
  Jaco Ruit, "Two-dimensional homotopical effectivity" MPIM
• Oct 30
  Stefanie Zbinden, "Using strong contraction to obtain hyperbolicity" MPIM
• Oct 30
  Mathematischer Salon with Sebastian Hensel Public Event
• Oct 31
  Hyeonhee Jin, "Embedding calculus, Goodwillie calculus, and link invariants" MPIM
• Oct 31
  Peter Scholze, "Vorlesung "Geometry and higher category theory"" MPIM
• Oct 31
  Alexandre Maksoud, Thibaud van den Hove, Peter Dillery, "short postdoc talks" Arithmetic Geometry and Representation Theory Research Seminar
• Oct 31
  Joe Baine, "Towards a Soergel functor for algebraic groups" Oberseminar Darstellungstheorie

November 2025

• Nov 03
  Roland Bauerschmidt, "The massless sine-Gordon model - from solitons to integrability and spontaneous symmetry breaking" Oberseminar Stochastics
• Nov 03
  Remy van Dobben de Bruyn, "Constructible sheaves and exodromy" MPIM
• Nov 03 - Nov 07
  Bonn Workshop on Combinatorial Optimization - commemorating Bernhard Korte – HCM Workshop/Conference
• Nov 03
  Shay Ben Moshe, "Algebraic K-theory and the redshift conjecture" MPIM
• Nov 03
  Noah Porcelli, "Floer theory and its coefficients"
• Nov 03
  Alexander Glazman, "Phase transitions and scaling limits" Oberseminar Stochastics
• Nov 04
  Nikolaos Zygouras, "Integrable and Critical Random Surfaces" Oberseminar Stochastics
• Nov 04
  Robin Koytcheff, "Milnor invariants and thickness of spherical links" MPIM
• Nov 04
  Gihyun Lee, "Vector-valued oscillatory integrals and $(\rho,\delta)$-type pseudodifferential calculus" Oberseminar Global Analysis and Operator Algebras
• Nov 04
  Hendrik Weber, "A new approach to weak KPZ universality" Oberseminar Stochastics
• Nov 05
  Anna Gusakova, "Random tessellations" Oberseminar Stochastics
• Nov 05
  Motiejus Valiunas, "Means on groups and degrees of commutativity" Geometric Group Theory Oberseminar
• Nov 05
  Tomás Mejía-Gómez, "Odd Khovanov stable homotopy type: Part 1" MPIM
• Nov 05
  Xinchen Miao, "Petersson trace formula over newforms and subconvexity for triple product L-functions in cubic level" MPIM
• Nov 06
  Maria Stroe, "Category of Kernels 2" MPIM
• Nov 06
  Maximilian Hauck, "Recollections on Serre and Cartier Duality" MPIM
• Nov 06
  Nathanael Skrepek, "Well-posedness of linear spatially multidimensional port-Hamiltonian systems" Oberseminar Analysis
• Nov 06
  Paul Boisseau, "The Gan-Gross-Prasad conjectures for unitary groups" MPIM
• Nov 06
  Lassi Rainio, "Attainment of conformal dimension on symmetric Laakso-type fractal spaces" MPIM
• Nov 07
  Daniel Bermudez, "Introduction to compact Lie groups and their representations" MPIM
• Nov 07
  Andrew Mathas, "Cellular bases for cyclotomic KLR algebras" Oberseminar Darstellungstheorie
• Nov 07
  Syn Schmitt, "MaLiS Club - Autonomous muscle-driven motion in neue-mechanics and biorobotics" MaLiS Club
• Nov 07
  Nadine Scholten, "MaLiS Club - Introduction to Health Care Services Research and Methodology" MaLiS Club
• Nov 10
  Aaron Calderon, "Pants decompositions and dynamics on moduli spaces" Lecture
• Nov 10
  David Urbanik, "Special Varieties and where to Find Them" Lecture
• Nov 10
  Sahana Vasudevan, "Knot distortion and the geometry of surfaces" Lecture
• Nov 10
  HCM Board of Directors Meeting Commitee Meetings
• Nov 10
  Yu Fu, "How Do Generic Properties Spread?" MPIM
• Nov 11
  Sorrachai Yingchareonthawornchai, "Recent Advances in Vertex Connectivity Problems" Lecture
• Nov 11
  Sam Hughes, "Kähler manifolds, rigidity, and finite quotients" MPIM
• Nov 11
  Raphael Steiner, "Structure amidst complexity" Lecture
• Nov 11
  Amanda Hirschi, "Moduli spaces in symplectic topology" MPIM
• Nov 11
  Alp Muyesser, "Probabilistic methods in group theory" Lecture
• Nov 11
  Kevin Lin, "Categorical trace and the Eisenstein spectrum" MPIM
• Nov 11
  Lennart Ronge, "The equivariant index theorem on Lorentzian spacetimes" Oberseminar Global Analysis and Operator Algebras
• Nov 11
  Juan Munoz-Echaniz, "Mapping Class Groups of 4-Manifolds and Gauge Theory" MPIM
• Nov 12
  Jean Raimbault, "Arithmetic link complements" Geometric Group Theory Oberseminar
• Nov 12
  Robin Zhang, "A Lie-theoretic trichotomy in Diophantine geometry and arithmetic dynamics" MPIM
• Nov 12
  Martina Zizza, "On incompressible flows in discrete networks and Shnirelman’s inequality" Lecture
• Nov 12
  Naageswaran Manikandan, "Odd Khovanov stable homotopy type: Part 2" MPIM
• Nov 12
  Konstantinos Tsouvalas, "Robust quasi-isometric embeddings and limits of Anosov representations" MPIM
• Nov 13
  Gabriel Ong, "Six-Functor Formalism on Condensed Anima" MPIM
• Nov 13
  Kateryna Pozharska, "Multivariate function recovery from incomplete data and related problems" Lecture
• Nov 13
  Jonas Heintze, "Gelfand Rings" MPIM
• Nov 13
  Charlotte Dietze, "Spectral theory for singular Riemannian metrics" Lecture
• Nov 13
  Thomas Blom, "Transfers and Motivic Cohomology" MPIM
• Nov 13
  Partha Ghosh, "Extremal Process of Last Progeny Modified Branching Random Walks" Oberseminar Stochastics
• Nov 13
  Jean Raimbault, "Topological complexities of hyperbolic manifolds" MPIM
• Nov 14
  Filip Pietrzak, "Peter-Weyl theorem and finite-dimensional representations" MPIM
• Nov 14
  Peter Scholze, "Vorlesung "Geometry and higher category theory"" MPIM
• Nov 14
  Kyungmin Rho, "A symplectic view of matrix factorizations" Oberseminar Darstellungstheorie
• Nov 17
  Alina Ostafe, "On the Skolem Problem for parametric families of linear recurrences" MPIM
• Nov 17
  Edgar Assing, Jens Vygen, Julius Mann, Michael Rothgang, Richard Schubert, "Equity in math - an event for men" Equity & Diversity
• Nov 17
  Mads Christensen, "Automorphic forms, arithmetic, and geometry" MPIM
• Nov 18
  Peter Koymans, "An overview of arithmetic statistics" MPIM
• Nov 18
  Nathanael Arkor, "Towards higher formal category theory" MPIM
• Nov 18
  Marco Cicalese, "Concentration Phenomena in the Variational Analysis of Magnetic Lattice Models" Colloquium CRC 1720
• Nov 18
  Yuezhao Li, "The spectral localiser via E-theory" Oberseminar Global Analysis and Operator Algebras
• Nov 19
  Martin Markl, "Homotopy algebras, model structures, and transfers. Part 1" MPIM
• Nov 19
  Waltraud Lederle, "Invariant random subgroups, elementwise conservative actions and boomerang subgroups" Geometric Group Theory Oberseminar
• Nov 19
  Advika Rajapakse, "Odd Khovanov stable homotopy type: Part 3" MPIM
• Nov 19
  Mario Ohlberger, "Reduced Order Surrogate Models for PDE-Constrained Optimization and Inverse Problems" Hausdorff Colloquium
• Nov 19
  Rachita Guria, "On Quadratic Forms Representing Integers" MPIM
• Nov 20
  Qi Zhu, "Applications to Representation Theory" MPIM
• Nov 20
  Yuxin Chen, "Arc- and Gelfand Stacks" MPIM
• Nov 20
  David Wiedermann, "The Motivic Steenrod Algebra" MPIM
• Nov 20
  Daniel Boutros, "Onsager-type conjectures for boundary-driven and geophysical flows" Oberseminar Analysis
• Nov 20
  Davide Donati, "A matrix-valued measure associated to the derivatives of a function of generalised bounded deformation" Oberseminar Analysis
• Nov 20
  Corentin Faipeur, "Glauber dynamics of the FK percolation and new bound on the critical point for q<1" Oberseminar Stochastics
• Nov 21
  Julius Mann, "Introduction to representations of non-compact Lie groups" MPIM
• Nov 21
  Peter Scholze, "Vorlesung "Geometry and higher category theory"" MPIM
• Nov 21
  Josh Lam, "Non-abelian cohomology, differential equations, and p-curvatures" Arithmetic Geometry and Representation Theory Research Seminar
• Nov 21
  Tudor Padurariu, "Cohomology of symmetric stacks" Oberseminar Darstellungstheorie
• Nov 21
  Jack Thompson, "The halfspace theorem for nonlocal minimal surfaces." Oberseminar Analysis
• Nov 21
  Jonas Peteranderl, "An almost-almost-Schur lemma: Yamabe-type inequalities in quantitative form." Oberseminar Analysis
• Nov 24
  Fernando Abellán, "(∞,2)-Topoi and descent" MPIM
• Nov 24
  Marina Prokhorova, "Index theory for unbounded Fredholm operators" MPIM
• Nov 24
  Qingyuan Bai, "Invertible Intervals" MPIM
• Nov 24
  Remy Dobben de Bruyn, "An introduction to exodromy" MPIM
• Nov 25
  Michel Alexis, "How to represent a function in a quantum computer" CRC 1720: Early Career Seminar
• Nov 25
  Marina Prokhorova, "Index theory for unbounded Fredholm operators" Oberseminar Global Analysis and Operator Algebras
• Nov 26
  Martin Markl, "Homotopy algebras, model structures, and transfers. Part 2" MPIM
• Nov 26
  Ian Leary, "Comparing commutator subgroups of right-angled Artin and Coxeter groups (joint work with Nansen Petrosyan)" Geometric Group Theory Oberseminar
• Nov 26
  Khovanov stable homotopy type: examples and discussions MPIM
• Nov 26
  María Inés de Frutos Fernández, "What is... mathematical formalization?" Graduate Colloquium
• Nov 27
  Christian Kremer, "Sheaves and Cosheaves" MPIM
• Nov 27
  Philipp Schmale, "Analytic de Rham stacks" MPIM
• Nov 27
  Lucas Piessevaux, "Operations in Motivic Cohomology" MPIM
• Nov 27
  Volodymyr (Vova) Riabov, "The Zigzag Strategy for Random Band Matrices" Oberseminar Stochastics
• Nov 27
  Sugata Mondal, "tba" MPIM
• Nov 27
  Gunther Cornelissen: To boldly go where no (wo)man has gone before: Julia Robinson und die Grenzen der Mathematischen Beweiskraft Public Event
• Nov 28
  Johannes Linn, "Working example: representations of SL(2, R)" MPIM
• Nov 28
  Peter Scholze, "Vorlesung "Geometry and higher category theory"" MPIM
• Nov 28
  Aleksander Horawa, "The arithmetic of Fourier coefficients of automorphic forms on G2" Arithmetic Geometry and Representation Theory Research Seminar
• Nov 28
  Aleksander Horowa, "tba" MPIM
• Nov 28
  Lei Shi, "On the generalized graded cellular bases for cyclotomic quiver Hecke-Clifford algebras" Oberseminar Darstellungstheorie
• Nov 28
  Mathenacht aus Berlin, Bonn und Münster Public Event

December 2025

• Dec 01
  Martin Markl, "Kernels, decalage, and operadic categories" MPIM
• Dec 01
  Adrian Vladu, "Breaking the Barrier of Self-Concordant Barriers: Faster Interior Point Methods for M-Matrices" Oberseminar Discrete Optimization
• Dec 02
  Florian Naef, "Rational Embedding calculus via Frobenius algebras" MPIM
• Dec 02
  Chris Kapulkin, "Cubical sets - a crash course" MPIM
• Dec 02
  Samuel Weidemaier, "Neural geometric PDEs on neural implicit surfaces" CRC 1720: Early Career Seminar
• Dec 02
  Remy van Dobben de Bruyn, "The étale and pro-étale exodromy theorems" MPIM
• Dec 02
  Caner Nazaroglu, "Statistics for random representations of Lie algebras" MPIM
• Dec 03
  Edgar Assing, "Über die Darstellbarkeit von 33 als Summe von drei Kuben" Public Event
• Dec 03
  Koen van den Dungen, "Die Knoteninvariante von Jones" Public Event
• Dec 03
  Léo Schelstraete, "Super extended TQFTs and odd Khovanov homology" MPIM
• Dec 03
  Tasho Kaletha, "Die Symmetrie der Zahlen" Public Event
• Dec 03
  Willam Cook, "The Traveling Salesman Problem: Amazon Deliveries, Pub Walks, and Astro Tours" Public Event
• Dec 03
  Rainer Kaenders, "Der Wein der Weisheit – Omar Chayyām als Begründer des modernen Zahlbegriffs und als Poet der Lebenslust" Public Event
• Dec 03
  Giles Gardam, "How I learned to stop worrying and love NP-complete problems" Public Event
• Dec 04
  Anupam Datta, "Verdier Duality" MPIM
• Dec 04
  Julius Mann, "Analytic de Rham stacks II: Arc-descent" MPIM
• Dec 04
  Sven van Nigtevecht, "Algebraic Cobordism and LEFT" MPIM
• Dec 04
  Ismael Morales, "Automorphisms, fixed points and division rings" MPIM
• Dec 04
  Panagiotis Zografos, "Domino tilings of the Aztec diamond in random environment" Oberseminar Stochastics
• Dec 04
  Sugata Mondal, "What is the hot spots conjecture in differential geometry?" MPIM
• Dec 05
  Janina Bernardy, "Introduction to Hochschild homology, Hochschild chain complex and bar resolution" MPIM
• Dec 05
  Peter Scholze, "Geometry and higher category theory" MPIM
• Dec 05
  Mick Gielen, "The canonical dimension: using the Bruhat-Tits building to investigate the wavefront set" Arithmetic Geometry and Representation Theory Research Seminar
• Dec 05
  Peter Fiebig, "A chromatic decomposition of the cohomology of Grassmannians" Oberseminar Darstellungstheorie
• Dec 08 - Dec 12
  Conference "Definability and Computability" HIM Conference
• Dec 08
  David Gepner, "Factorizations and filtrations in $(\infty,\infty)$-category theory" MPIM
• Dec 08
  Daniel Bermudez, "Even and odd arc algebras" MPIM
• Dec 08
  Mama Foupouagnigni, "Approximation by Interpolation: The Chebyshev Nodes"
• Dec 09
  Filippos Ilarion Sytilidis, "Towards a finite presentation of the 3-dimensional bordism bicategory" MPIM
• Dec 09
  Alexandre Maksoud, "Families of modular forms and applications to Iwasawa theory" MPIM
• Dec 09
  Min Liu, "Last passage percolation with thick boundaries" CRC 1720: Early Career Seminar
• Dec 09
  Marina Prokhorova, "Index theory for unbounded Fredholm operators II" Oberseminar Global Analysis and Operator Algebras
• Dec 10
  Martin Markl, "Homotopy algebras, model structures, and transfers. Part 3" MPIM
• Dec 10
  Naomi Andrew, "The Farrell­–Tate K-theory of Out(Fn)" Geometric Group Theory Oberseminar
• Dec 10
  Bjorn Poonen, "Cohomological obstructions to rational points" Hausdorff Colloquium
• Dec 11
  Emma Brink, "Six-Functor Formalism on Topological Spaces" MPIM
• Dec 11
  Jefferson Baudin, "SAG: On the Euler characteristic of ordinary irregular varieties" Lecture
• Dec 11
  Jefferson Baudin, "SAG: On the Euler characteristic of ordinary irregular varieties" Public Event
• Dec 11
  Yiming Tang, "Six functors on analytic de Rham stacks I: proper and smooth maps" MPIM
• Dec 11
  Fabio Neugebauer, "Cohomology of Algebraic Cobordism" MPIM
• Dec 11
  Qingyuan Bai, "Morse homology via the stack of broken lines" MPIM
• Dec 11
  Lawk Mineh, "Realising quasi-isometry groups" MPIM
• Dec 12
  Jochen Kursawe, "Oscillations as windows into cell behaviour and cell mechanics" MaLiS Club
• Dec 12
  Paul-Christian Bürkner, "Amortized Mixture and Multilevel Models" MaLiS Club
• Dec 12
  Moritz Hartlieb, "Cyclic homology" MPIM
• Dec 12
  Peter Scholze, "Geometry and higher category theory" MPIM
• Dec 12
  Ben Heuer, "Hodge-Tate theory for p-adic character varieties" Arithmetic Geometry and Representation Theory Research Seminar
• Dec 15
  Rune Haugseng, "Unfolding of symmetric monoidal (∞,n)-categories" MPIM
• Dec 16
  Naageswaran Manikandan, "Khovanov homology and positivity notions" MPIM
• Dec 16
  Merlin Christ, "Perverse schobers for filtered categories I" Oberseminar Darstellungstheorie
• Dec 16
  Christoph Smoch, "Elastic Plates: Modelling, Numerics, Origami"
• Dec 16
  Remy van Dobben de Bruyn, "The étale and pro-étale exodromy theorems, III" MPIM
• Dec 17
  Merlin Christ, "Perverse schobers for filtered categories II" Oberseminar Darstellungstheorie
• Dec 17
  Casey Blacker, "Geometric and algebraic reduction of multisymplectic manifolds" MPIM
• Dec 17
  Alessandro Sisto, "Towards geometric finiteness in mapping class groups" Geometric Group Theory Oberseminar
• Dec 17
  Dean Spyropoulo, "odd Khovanov homology via odd arc algebras" MPIM
• Dec 17
  David Aretz, "A Brief History of Going in Circles: From Belts to Bott" Graduate Colloquium
• Dec 18
  Analytic Manifolds MPIM
• Dec 18
  Yun Shi, "SAG: Stability of line bundles and vector bundles on some surfaces" Seminar Algebraic Geometry (SAG)
• Dec 18
  Tim Kuppel, "Six functors on analytic de Rham stacks II: more properties" MPIM
• Dec 18
  Illia Karabash, "Random acoustic boundary conditions and Weyl's law" Oberseminar Analysis
• Dec 18
  Emma Brink, "The Hopkins-Morel Equivalence" MPIM
• Dec 18
  Kyungmin Rho, "Homological mirror symmetry via tensor-triangulated geometry" MPIM
• Dec 18
  Uwe Semmelmann, "Integrability of infinitesimal Einstein deformations on Kähler manifolds and symmetric spaces" MPIM
• Dec 18
  Joscha Henheik, "Convergence behaviour of unadjusted kinetic Langevin sampler" Oberseminar Stochastics
• Dec 19
  Samuel Lee, "Chern characters with values in the zeroth cyclic homology group" MPIM
• Dec 19
  Peter Scholze, "Geometry and higher category theory" MPIM
• Dec 19
  HCM Board of Directors Meeting Commitee Meetings

January 2026

• Jan 07
  Xiyan Zhong, "Prym Representations and Twisted Cohomology of the Mapping Class Group with Level Structures" Geometric Group Theory Oberseminar
• Jan 08
  Miguel Moreira, "SAG: Wall-Crossing for K-theoretic Invariants via Non-Abelian Localization" Seminar Algebraic Geometry (SAG)
• Jan 08
  Kaif Hilman, "Étale Sheaves on Light Condensed Anima" MPIM
• Jan 08
  Adam Dauser, "de Rham stacks of Fargues-Fontaine curves" MPIM
• Jan 08
  Christian Kremer, "Motivic Spectra" MPIM
• Jan 08
  Qingyuan Jiang, "Derived Grassmannians and Instantons on Surface Blowups" MPIM
• Jan 09
  Peter Scholze, "Geometry and higher category theory" MPIM
• Jan 09
  Michael Rapoport, "Integral models of Shimura varieties beyond parahoric level" Arithmetic Geometry and Representation Theory Research Seminar
• Jan 09
  Catharina Stroppel, "RAFH algebras" Oberseminar Darstellungstheorie
• Jan 12 - Apr 17
  Junior Trimester Program "Computational multifidelity, multilevel, and multiscale methods" HIM Trimester Program
• Jan 12
  Hannes Thiel, "Generator problems in operator algebras" Lecture
• Jan 12
  Ieke Moerdijk, "The complete graph operad" MPIM
• Jan 12
  Anne Weiss, Marilou Boddé, Vera Weber, "Tea Time with Women in Mathematics - Networking and Career Paths" Tea Time for Women in Math
• Jan 13
  Paul Apisa, "Billiards, dynamics, and the moduli space of Riemann surfaces" Lecture
• Jan 13
  Jonte Gödicke, "Which 2-Segal spaces induce Multi-fusion categories?" MPIM
• Jan 13
  Shao Liu, "Singular stochastic nonlinear wave equations and the hyperbolic O(N) linear sigma model" CRC 1720: Early Career Seminar
• Jan 13
  Lashi Bandara, "Trace, Regularity, Fredholmness: the story of non-compact boundary for first-order elliptic operators" Oberseminar Global Analysis and Operator Algebras
• Jan 13
  Remy Dobben de Bruyn, "The étale and pro-étale exodromy theorems, IV" MPIM
• Jan 14
  Samuel Lee, "Chern characters with values in the zeroth cyclic homology group" MPIM
• Jan 14
  Merlin Christ, "Perverse schobers for exceptional collections III" Oberseminar Darstellungstheorie
• Jan 14
  Piotr Mirzeka, "tba" Geometric Group Theory Oberseminar
• Jan 14
  Mikhail Borovoi, "The power operation in the Galois cohomology of a reductive group over a number field" MPIM
• Jan 14
  Helge Holden, "What are the compact sets in Lebesgue spaces?" Hausdorff Colloquium
• Jan 15
  Martin Gallauer, "The modular singularity category" Lecture
• Jan 15
  Qaasim Shafi, "SAG: Hilbert schemes of points, quantum cohomology and tropical curves" Seminar Algebraic Geometry (SAG)
• Jan 15
  Fabio Neugebauer, "Six Functor Formalism for Étale Sheaves" MPIM
• Jan 15
  Martin Ortiz, "The p-adic monodromy theorem I: construction" MPIM
• Jan 15
  Sayan Kundu, "Moduli of Vector Bundles" MPIM
• Jan 15
  Helge Holden, "The Abel Prize : one of the most prestigious prizes in mathematics" Oberseminar Analysis
• Jan 15
  Diana Mocanu, "Local points on twists of X(p) and Diophantine equations" MPIM
• Jan 15
  Brune Massoulié, "From the lifted TASEP to true self-avoiding walks" Oberseminar Stochastics
• Jan 15
  Marina Prokhorova, "Spectral flow and family index for Dirac operators on surfaces with boundary" MPIM
• Jan 16
  Oleksandr Kharchenko, "Definition of norm maps for finite groups and Tate construction" MPIM
• Jan 16
  Peter Scholze, "Geometry and higher category theory" MPIM
• Jan 16
  Ko Aoki, "Realizations of Berkovich Motives via 2-Categories" Arithmetic Geometry and Representation Theory Research Seminar
• Jan 16
  Henning Krause, "The Boolean spectrum of a Grothendieck category" Oberseminar Darstellungstheorie
• Jan 16
  Equilibrium fluctuations for a multi-species particle system with long jumps Oberseminar Stochastics
• Jan 16
  Pedro Cardoso, "Equilibrium fluctuations for a multi-species particle system with long jumps" Oberseminar Stochastics
• Jan 17
  Julius Mann, "Basics of schematic group actions and their quotients" MPIM
• Jan 19 - Jan 23
  Winter School "Bridging multiscale, limited information, and low regularity in computational mathematics" HIM/HSM Special Topic School
• Jan 19
  Peter Koymans, "An overview of arithmetic statistics" Lecture
• Jan 19
  Cornelia Druțu, "Non-positive curvature of fundamental groups and (coarse) topology of manifolds" MPIM
• Jan 19
  Wyatt Reeves, "Introduction to the Geometric Langlands Equivalence" MPIM
• Jan 19
  Henning Heller, "Die Richertsche Gymnasialreform 1924/25 aus der Sicht des Mathematikers Otto Toeplitz" Toeplitz Colloquium
• Jan 19
  Bruno Vallette, "Introduction to algebraic operads and homotopical algebra" Oberseminar Darstellungstheorie
• Jan 20
  Tudor Padurariu, "BPS cohomology and BPS categories" Lecture
• Jan 20
  Fernando Abellán, "Complexes of stable ∞-categories and higher Segal conditions" MPIM
• Jan 20
  Bruno Vallette, "Introduction to algebraic operads and homotopical algebra" Oberseminar Darstellungstheorie
• Jan 20
  Daniel Peterseim, "Quantum Algorithms for Numerical PDEs" Colloquium CRC 1720
• Jan 20
  Malte Leimbach, "Convergence of spectral truncations of tori and compact quantum groups" Oberseminar Global Analysis and Operator Algebras
• Jan 21
  Bruno Vallette, "Introduction to algebraic operads and homotopical algebra" Oberseminar Darstellungstheorie
• Jan 21
  Harald Helfgott, "Optimal bounds for sums of arithmetic functions" MPIM
• Jan 21
  Annabell Gros, "Extrema of branching Brownian motion" Graduate Colloquium
• Jan 22
  James Farre, "Geodesics, horocycles, and twist tori" Lecture
• Jan 22
  Shay Ben-Moshe, "Duality for p-adic Lie Groups" MPIM
• Jan 22
  Lyalya Guseva, "SAG: Homological Projective Duality for Grassmannian Gr(3,6)" Arithmetic Geometry and Representation Theory Research Seminar
• Jan 22
  Bruno Vallette, "Introduction to algebraic operads and homotopical algebra" Oberseminar Darstellungstheorie
• Jan 22
  Qingyuan Bai, "Projective Bundle Formula" MPIM
• Jan 22
  Lola Thompson, "Mahler measure and manifolds" MPIM
• Jan 22
  Jacob Dittmer, "The Berger conjecture for three dimensional manifolds" MPIM
• Jan 23
  Julius Mann, "Construction of THH as cyclotomic spectrum and definition of TC for ring spectra" MPIM
• Jan 23
  Peter Scholze, "Geometry and higher category theory" MPIM
• Jan 23
  Bruno Vallette, "Integration of Lie type algebras." Oberseminar Darstellungstheorie
• Jan 23
  Inge Wortel, "MaLiS Club" MaLiS Club
• Jan 23
  Anna Cord, "MaLiS Club" MaLiS Club
• Jan 26
  Sven van Nigtevecht, "From topological to synthetic modular forms" MPIM
• Jan 26
  Shay Ben-Moshe, "Constructing and (Not) Computing Algebraic K-Theory" MPIM
• Jan 26
  Sayan Bhattacharya, "Vizing's Theorem in Near-Linear Time" Oberseminar Discrete Optimization
• Jan 27
  Léo Schelstraete, "Diagrammatic rewriting for category theorists" MPIM
• Jan 27
  Francis Lörler, "Non-reversible Markov chain Monte Carlo and hypocoercivity" CRC 1720: Early Career Seminar
• Jan 27
  Ksenia Fedosova, "Convolution identities for divisor functions" Oberseminar Global Analysis and Operator Algebras
• Jan 28
  Holger Kammeyer, "Profiniteness of higher rank volume" Geometric Group Theory Oberseminar
• Jan 28
  Shun Ming Samuel Lee, "Spectral sequences from odd Khovanov to Heegaard Floer homology: Part 1" MPIM
• Jan 28
  Rashi Lunia, "Counting integral ideals in number fields" MPIM
• Jan 29
  Andrea Fanelli, "SAG: Iskovskikh’s Theorem for Regular Surfaces over Imperfect Fields" Seminar Algebraic Geometry (SAG)
• Jan 29
  Roman Sauer, "On an uncountable family of simple Kazhdan groups in dimension 16" MPIM
• Jan 29
  Semen Slobodianiuk, "Universality of K-Theory" MPIM
• Jan 29
  Matthias Roeger, "Variational models for biomembranes: confined elastic structures" Oberseminar Analysis
• Jan 29
  Csaba Nagy, "Homotopy equivalence and simple homotopy equivalence of manifolds" MPIM
• Jan 29
  Martin Bridson, "Common finite covers and quasitrees" MPIM
• Jan 29
  Aleksandra Korzhenkova, "Vector-valued Gaussian free field conditioned to avoid a ball: Entropic repulsion of the norm and Freezing of spins"
• Jan 30
  Fabio Neugebauer, "Computations of topological Hochschild homology of Z/p^n" MPIM
• Jan 30
  Peter Scholze, "Geometry and higher category theory" MPIM
• Jan 30
  Martin Bridson, "Groups and their Spaces" Lecture

February 2026

• Feb 02 - Feb 06
  Workshop "Multifidelity Methods for Stochastic and Uncertain Problems" HIM Workshop
• Feb 02
  Christian Carrick, "Techniques in filtered and synthetic homotopy theory" MPIM
• Feb 02
  Sun Woo Park, "A gentle introduction to Selmer groups of elliptic curves" MPIM
• Feb 03
  Clémence Chanavat, "The diagrammatic model of (∞,n)-categories" MPIM
• Feb 03
  Moritz Kappes, "Higher Order Regularization for the Inverse Problem in Electrocardiographic Imaging" CRC 1720: Early Career Seminar
• Feb 03
  Aritram Dhar, "On partitions with bounded largest part and fixed integral GBG-rank modulo primes" MPIM
• Feb 04
  Dave Carchedi, "Foundations of Derived Differential Geometry. Part 2" MPIM
• Feb 04
  Cornelia Drutu, "Isoperimetric inequalities in CAT(0) spaces" Geometric Group Theory Oberseminar
• Feb 04
  Luca Marchiori, "Spectral sequences from odd Khovanov to Heegaard Floer homology: Part 2" MPIM
• Feb 04
  Lajos Hajdu, "The Prouhet-Tarry-Escott problem, decomposability of polynomials and Diophantine equations" MPIM
• Feb 04
  Noa Bihlmaier, "Some Homotopical Aspects of Ergodic Structure Theory" Graduate Colloquium
• Feb 04
  Claudia Schoemann, "Tamagawa numbers in positive characteristc: an elementary proof of invariance under passing to inner forms" MPIM
• Feb 05
  Sven van Nigtevecht, "Chromatic Applications" MPIM
• Feb 05
  Robert Tijdeman, "Extensions of the theorem of Julia-Ritt for polynomials" MPIM
• Feb 05
  Ignacio Vergara, "Lipschitz free spaces and actions on $l^1$" MPIM
• Feb 05
  Dennis Gaitsgory, "Geometric Langlands Seminar" MPIM
• Feb 06
  Qi Zhu, "Trace Methods & Localization Sequences" MPIM
• Feb 06
  Jonas Antor, "Categorification with unequal parameters" Oberseminar Darstellungstheorie
• Feb 06
  Speaker tba, "Arithmetic Geometry and Representation Theory Research Seminar" Arithmetic Geometry and Representation Theory Research Seminar
• Feb 09
  Jack Davies, "The actual computation" MPIM
• Feb 09
  Eva-Maria Hekkelman, "Non-noncommutative geometry" MPIM
• Feb 10
  Christian Carrick, "Foundations of G-spectra and the Real bordism spectrum"
• Feb 10
  Don Zagier, "Finite multiple zeta values and the poor man's adele ring" MPIM
• Feb 10
  Don Zagier, "Finite multiple zeta values and the poor man's adele ring II" MPIM
• Feb 11
  Christian Blohmann, "Higher generalized morphisms and Morita equivalence of geometric ∞-groupoids" MPIM
• Feb 11
  Chen Zhang, "Plane Floer homology and the odd Khovanov homology of 2-knots" MPIM
• Feb 11
  Youness Lamzouri, "Real zeros of $L'(s, \chi_d)$" MPIM
• Feb 13
  Vladimir Mitankin, "Local-global principles for semi-integral points on Markoff orbifold pairs" MPIM
• Feb 17
  Christian Carrick, "Higher real K-theories and the Detection theorem"
• Feb 18
  Dave Carchedi, "Foundations of Derived Differential Geometry. Part 3" MPIM
• Feb 18
  Alan Filipin, "On Triangular Diophantine Sets" MPIM
• Feb 19
  Eva-Maria Hekkelman, "The C*-algebra of sequin fabric" MPIM
• Feb 19
  Dennis Gaitsgory, "tba" MPIM
• Feb 23 - Feb 27
  Modern Methods in the Calculus of Variations HSM Special Topic School
• Feb 23 - Feb 27
  Workshop "Optimal approximation spaces for multiscale problems" HIM Workshop
• Feb 23
  Piotr Mizerka, "Kazhdan's property (T)" MPIM
• Feb 24
  Christian Carrick, "The Slice theorem and the Reduction theorem"
• Feb 24
  Maryna Viazovska, "Hirzebruch Lecture" Public Event
• Feb 25
  Kina Katsumi, "Multiple $\wp$-functions and the associated multiple Eisenstein series" MPIM
• Feb 26
  Aaron Hofer, "A biased introduction to two-dimensional conformal field theory" MPIM
• Feb 26
  Dennis Gaitsgory, "Geometric Langlands Seminar" MPIM
• Feb 27
  Valentin Blomer, "Math meets Music: Covering a curve" Public Event

March 2026

• Mar 02
  Martin Frankland, "Enriched model categories and the Dold-Kan correspondence" MPIM
• Mar 02
  Qingyuan Bai, "Geometric function theory (after Ben-Zvi)" MPIM
• Mar 03
  Martin Frankland, "Shoptalk on "Enriched model categories and the Dold-Kan correspondence"" MPIM
• Mar 03
  Christian Carrick, "The slice spectral sequence and the Periodicity & Gap theorems"
• Mar 03
  Madhavan Venkatesh, "Point counting" MPIM
• Mar 04
  Kyunming Rho, "$A_\infty$-schemes and their derived categories" MPIM
• Mar 04
  The quantitative isoperimetric inequality: A calibration argument Oberseminar Analysis
• Mar 04
  Gerard van der Geer, "Tautological modular forms" MPIM
• Mar 04
  Antonella Perucca, "A closed formula for the density in Artin's primitive root conjecture over number fields" MPIM
• Mar 05
  André Nusser, Antonia Ellerbrock, "12th Colloquium of Research Area C3" C3 Kolloquium / Colloquium of the Research Area C3
• Mar 05
  Jonathan Fruchter, "Virtual homological torsion in low dimensions" MPIM
• Mar 05
  Ivan Yakovlev, "Random surfaces" MPIM
• Mar 05
  Dennis Gaitsgory: Geometric Langlands Seminar MPIM
• Mar 09 - Mar 13
  Workshop "Taming the PDEs: Tailored Methods, Multiscale Approaches, and Real-World Application" HIM Workshop
• Mar 09
  Noah Porcelli, "tba" MPIM
• Mar 10
  Jaco Ruit, "Day convolution for algebraic patterns" MPIM
• Mar 10
  Christian Carrick, "The slice spectral sequence and the Periodicity & Gap theorems"
• Mar 11
  Alexei Skorobogatov, "The Hasse principle for quartic del Pezzo and Kummer surfaces" MPIM
• Mar 12
  Ko Aoki, "Berkovich 2-motives and normed ring stacks" MPIM
• Mar 12
  Martin Frankland, "Quillen cohomology of divided power algebras over an operad" MPIM
• Mar 14
  13. Bonner Mathenacht Public Event
• Mar 17
  Christian Carrick, "Real-oriented homotopy theory since HHR and future directions"
• Mar 18
  Stevan Gajovic, "Infinitely many rank 2 hyperelliptic curves" MPIM
• Mar 19
  Rose Berry, "The Derived l-modular unipotent block of p-adic GLn" MPIM
• Mar 23
  Filippos Sytilidis, "An introduction to skein lasagna modules" MPIM
• Mar 23
  Paul Boisseau, "The Mackey analogy" MPIM
• Mar 25
  Mounir Hajani, "A Probabilistic Approach to Generalized Skewes Numbers" MPIM
• Mar 26
  Wolfgang Lück, "$L^2$-invariants and fibering over $S^1$: aspherical counterexamples and new secondary obstructions" MPIM
• Mar 26
  Jonte Gödicke, "On the Hall algebra construction" MPIM
• Mar 31
  Jilly Kevo, "Trace and Regularized Index of Callias Operators on Hyperbolic Space" Oberseminar Global Analysis and Operator Algebras

April 2026

• Apr 01
  Gianna Götzmann, "Γ-Convergence of Higher Order Phase Transition Models." Oberseminar Analysis
• Apr 02
  Introductory talk for the seminar "The category of l-modular representations of p-adic groups" MPIM
• Apr 07
  Wadim Zudilin, "A discriminated problem about discriminants" MPIM
• Apr 08
  Berend Jan Ringeling, "Mahler Measures, Random Walks, and Asymptotics" MPIM
• Apr 09
  Kaitlin Ragosta, "Marking graphs and finite-type Artin groups" MPIM
• Apr 09
  Hadrian Heine, "-- CANCELLED -- Homology in a world without inverses" MPIM
• Apr 09
  Michael Temkin, "New techniques in resolution of singularities" MPIM
• Apr 13
  David Carchedi, "3D Chern-Simons and Shifted Geometric Quantization" MPIM
• Apr 13
  Pengcheng Zhang, "A Habiro formalism for CM points" MPIM
• Apr 14
  Timothy Logvinenko, "The Heisenberg category of a category" MPIM
• Apr 14
  Sabrina Gernholt, "Decoupling and decay of two-point functions in a two-species TASEP" CRC 1720: Early Career Seminar
• Apr 14
  Jelena Ivancic, "Infinitesimal action on completed cohomology for GL_n over a CM field" Arithmetic Geometry and Representation Theory Research Seminar
• Apr 14
  Jelena Ivancic, "Infinitesimal action on completed cohomology for GL_n over a CM field" MPIM
• Apr 15
  Gunther Cornelissen, "Orbit statistics for algebraic group endomorphisms" MPIM
• Apr 16
  Dominique Mattei, "SAG: Twisting abelian fibrations on hyperkähler manifolds" Seminar Algebraic Geometry (SAG)
• Apr 16
  Gabriel Pallier, "Dehn functions of solvable Lie groups" MPIM
• Apr 16
  Xiyan Zhong, "Rigidity of the period map up to finite covers" MPIM
• Apr 16
  Fang Yang, "Degenerations in graded quiver varieties and derived categories of Dynkin quivers" Oberseminar Algebra und Darstellungstheorie
• Apr 16
  Juan Souto, "Some examples of (big) mapping classes and their mapping tori" MPIM
• Apr 17
  Zhixuan Chen, "Definition and basic propertiesof Khovanov homology" MPIM
• Apr 17
  Alistair Savage, "Understanding quantum symmetric pairs through diagrams" Oberseminar Darstellungstheorie
• Apr 20 - Apr 24
  Follow-up WS to TP "Discrete Optimization" HIM Follow-Up Workshop
• Apr 20
  HSM Executive Committee Commitee Meetings
• Apr 21
  Ed McDonald, "Connes' trace theorem on Carnot manifolds" Oberseminar Global Analysis and Operator Algebras
• Apr 21
  Xavier Ros-Oton, "Regularity theory for PDE and free boundary problems" Colloquium CRC 1720
• Apr 21
  Michael Temkin, "Wild Hurwitz spaces and level structures" Arithmetic Geometry and Representation Theory Research Seminar
• Apr 22
  Kam Cheong Au, "$q$-analogues of Ramanujan's $1/\pi$-type formulas" MPIM
• Apr 23
  Chenjing Bu, "SAG: Intrinsic Donaldson–Thomas theory" Seminar Algebraic Geometry (SAG)
• Apr 23
  Timothy Logvinenko, "SAG: Perverse schobers and the McKay correspondence" Seminar Algebraic Geometry (SAG)
• Apr 23
  Ido Grayevsky, "On the sublinear classification and rigidity of lattices in semisimple Lie groups" MPIM
• Apr 23
  Anastasija Pesic, "Interpolation Inequalities and Pattern Formation in Variational Models for Membranes" new Oberseminar Analysis
• Apr 23
  Carolin Hartung, "Projective Presentations over quasicompact algebras" new Oberseminar Algebra und Darstellungstheorie
• Apr 24
  Zbigniew Wojciechowski, "Infinite sequences via Lie algebra actions for oligomorphic groups" Oberseminar Darstellungstheorie
• Apr 24
  Alexander Volberg, "GS Advanced Topics in PDE: The Boolean surface area of polynomial threshold function" new Oberseminar Analysis
• Apr 24
  Laurent Côté, "Informal learning seminar on mathematics and AI" new

April 2026