| Fri | May 16 | 12:00 | Monthly Global Diffeology Seminar | Kathrin Welker | Shape optimization: Towards optimization techniques on diffeological spaces | |
| Fri | May 16 | 13:00 | University of Birmingham theoretical computer science seminar | Rahaleh Jalali | Skolemization and the logic of quantifier shifts | |
| Fri | May 16 | 13:15 | Symplectic zoominar | Roman Krutowski (UCLA) | Morse theory of loop spaces and Hecke algebras | |
| Fri | May 16 | 15:00 | Yeditepe Mathematics Seminars | Juan Orendain | Compositional Quantum Field Theory | |
| Fri | May 16 | 23:00 | UCSD number theory seminar | Hannah Larson | Moduli spaces of curves with polynomial point count (AG seminar) | |
| Sat | May 17 | 11:00 | QHS Lecture Series on Superconducting Phenomena and Electronics | Krzysztof Pomorski | Bogoliubov-de Gennes model of Josephson effect | |
| Sat | May 17 | 14:05 | Knots, graphs and groups | Marco Castelli | Involutive (and indecomposable) set-theoretic solutions of the Yang-Baxter equation | |
| Mon | May 19 | 02:00 | Tropical mathematics and machine learning | Geoffrey Cruttwell | An introduction to tangent categories | |
| Mon | May 19 | 10:30 | Cihan Okay | Pavel Safranov | Simple homotopy invariance of the loop coproduct | |
| Mon | May 19 | 11:15 | CAM seminar | (cancelled) David Krantz | TBA | |
| Mon | May 19 | 12:00 | Paris algebra seminar | Pierre Vogel | Regular exact categories and algebraic K-theory | |
| Mon | May 19 | 12:15 | IPhT courses | Antoine Bourget | Symmetry and topology in QFT for pedestrians | |
| Mon | May 19 | 14:00 | Geometric and functional inequalities and applications | Ruoyu Wang | Carleman inequalities for fractional Laplacians | |
| Mon | May 19 | 14:00 | Quantum Groups Seminar [QGS] | Farrokh Razavinia | TBA | |
| Mon | May 19 | 15:00 | European Non-Associative Algebra Seminar | Sue Sierra | Ideals of enveloping algebras of loop algebras | |
| Mon | May 19 | 15:30 | Knots and representation theory | Seonghyun Yu | TBA | |
| Tue | May 20 | 08:00 | BIMSA Integrable Systems Seminar | Xiaoyue Sun | Tetrahedron equation, cluster algebra and quantum field theories | |
| Tue | May 20 | 09:00 | NKUA HEP Seminars | Andreas Mantziris | Gravitational waves from a curvature-induced phase transition of a Higgs-portal dark matter sector | |
| Tue | May 20 | 13:00 | One World Combinatorics on Words Seminar | Pranjal Jain | TBA | |
| Tue | May 20 | 13:00 | ItaCa Fest 2025 | P. Lumsdaine | TBA | |
| Tue | May 20 | 13:00 | Non-local operators, probability and singularities | Nicolai Krylov | TBA | |
| Tue | May 20 | 13:00 | Vienna Geometry and Analysis on Groups Seminar | Matthew Cordes | TBA | |
| Tue | May 20 | 13:00 | VaNTAGe | Shun Ishii | Galois action on pro-p fundamental groups of punctured CM elliptic curves | |
| Tue | May 20 | 13:30 | El Journal Club más Sabroso | Luca Marsili | TBA | |
| Tue | May 20 | 13:40 | ItaCa Fest 2025 | S. Ranchod | TBA | |
| Tue | May 20 | 14:00 | Malliavin Calculus and its Applications | Kateryna Hlyniana | White noise process associated with Arratia flow | |
| Tue | May 20 | 14:00 | VaNTAGe | Benjamin Collas | Oda's problem for the arithmetic homotopy of moduli spaces of curves and stack symmetries | |
| Tue | May 20 | 14:20 | ItaCa Fest 2025 | P. Donato | TBA | |
| Tue | May 20 | 20:00 | UCLA analysis and PDE seminar | Kerrek Stinson | Variational methods in fracture mechanics | |
| Tue | May 20 | 22:00 | UCLA distinguished lecture series | Robert Lazarsfeld | How irrational is an irrational variety? | |
| Wed | May 21 | 11:15 | Gothenburg statistics seminar | Ruben Seyer | Creating non-reversible rejection-free samplers by rebalancing skew-balanced Markov jump processes | |
| Wed | May 21 | 11:30 | Prague-Hradec Kralove seminar Cohomology in algebra, geometry, physics and statistics | Martha Valentina Guarin Escudero | Globalizations of L-infinity algebras associated to dg-manifolds | |
| Wed | May 21 | 12:00 | European Quantum Algebra Lectures (EQuAL) | Cesar Galindo | Zestings for Hopf algebras | |
| Wed | May 21 | 12:00 | Online Seminar on Probabilistic and Geometric Group Theory | Jorge Fariña Asategui | Torsion elements in branch pro-p groups | |
| Wed | May 21 | 15:00 | Input-to-State Stability and its Applications | Torbjørn Cunis | Characterizations of Input-to-State Stability in Nonlinear Optimization Algorithms | |
| Wed | May 21 | 15:00 | London number theory seminar | Katerina Santicola | Sharp interpolation of rational points and post-quantum cryptography | |
| Wed | May 21 | 16:00 | Metagovernance Seminar | Daniel Kronovet | Chore Wheel - Onboarding community and use cases | |
| Wed | May 21 | 16:20 | Geometry of differential equations seminar | Maxim Grigoriev | Background fields and symmetries in the gauge PDE approach | |
| Wed | May 21 | 19:00 | Noncommutative geometry in NYC | Isaac Goldbring | Minicourse: Applications of model theory to operator algebras, III | |
| Wed | May 21 | 22:00 | UCLA distinguished lecture series | Robert Lazarsfeld | Measures of association between algebraic varieties | |
| Wed | May 21 | 23:00 | New York City Category Theory Seminar | Thiago Alexandre. | Topological Derivators --- Part two. | |
| Wed | May 21 | 23:00 | UCSD number theory seminar | Joe Kramer-Miller | On the diagonal and Hadamard grades of hypergeometric functions | |
| Thu | May 22 | 08:00 | Autocatalysis in reaction networks | Eugenia Franco | The property of adaptation in systems out of equilibrium | |
| Thu | May 22 | 08:30 | Autocatalysis in reaction networks | Kanstantsin Siniuk | TBA | |
| Thu | May 22 | 11:00 | (ED-3S) Essex Data Science Seminar Series | Dr Mengchu Li | TBA | |
| Thu | May 22 | 13:15 | Real and complex Geometry | Tim Gräfnitz | Enumerative geometry of quantum periods | |
| Thu | May 22 | 13:30 | IUT seminar in Geometry, Topology and PDE (IGTP) | Panagiotis Gianniotis | Splitting maps in Type I Ricci flows | |
| Thu | May 22 | 14:30 | Gothenburg PhD seminar | Mathis Rost | A Brief Introduction to Spatial Point Processes | |
| Thu | May 22 | 15:00 | Number Theory Web Seminar | Carlo Pagano | Hilbert 10 via additive combinatorics II | |
| Thu | May 22 | 15:00 | Rocky Mountain Rep Theory Seminar | Hao Zhang | The sewing-factorization theorem for $C_2$-cofinite VOAs | |
| Thu | May 22 | 17:00 | Coloquio Latinoamericano de Teoría de Números | Marc Hindry | Producto de enteros consecutivos y pontos enteros sobre curvas elípticas | |
| Thu | May 22 | 17:00 | Topos Institute Colloquium | Dario Stein | Random Variables, Independence Structures and Dagger Categories of Relations | |
| Thu | May 22 | 22:00 | SFU Mathematics of Computation, Application and Data ("MOCAD") Seminar | David Palmer | From Geometry Processing to Topological Defects and Beyond | |
| Thu | May 22 | 22:00 | UCLA distinguished lecture series | Robert Lazarsfeld | Further developments and open problems | |
| Fri | May 23 | 08:00 | SEU Yau Center Theoretical Physics Seminars | Haitang Yang | TBA | |
| Fri | May 23 | 08:00 | IPhT courses | Antoine Bourget | Symmetry and topology in QFT for pedestrians | |
| Fri | May 23 | 13:00 | Algebraic and Combinatorial Perspectives in the Mathematical Sciences | Valentine Soto | TBA | |
| Fri | May 23 | 13:00 | University of Birmingham theoretical computer science seminar | Sayan Bhattacharya | TBA | |
| Fri | May 23 | 13:15 | Symplectic zoominar | Joé Brendel (ETH) | Markov staircases | |
| Fri | May 23 | 16:00 | GEOTOP-A seminar | Dante Chialvo | Life at the edge | |
| Fri | May 23 | 17:00 | Geometry Webinar AmSur /AmSul | Brian Grajales | Inhomogeneous Einstein metrics on complex projective spaces | |
| Sat | May 24 | 11:00 | QHS Lecture Series on Superconducting Phenomena and Electronics | Krzysztof Pomorski | Different architectures of superconducting qubits | |
| Sat | May 24 | 14:05 | Knots, graphs and groups | Louis Kauffman | Multiple Virtual Knot Theory | |
| Mon | May 26 | 07:00 | Tropical mathematics and machine learning | Horacio Rostro-Gonzalez | TBA | |
| Mon | May 26 | 11:15 | CAM seminar | Isabel Haasler | System identification in large populations using optimal transport | |
| Mon | May 26 | 12:00 | Paris algebra seminar | Lucien Hennecart | Cohomological Mackey formula for representations of reductive groups | |
| Mon | May 26 | 12:15 | IPhT courses | Antoine Bourget | Symmetry and topology in QFT for pedestrians | |
| Mon | May 26 | 13:40 | Nečas Seminar on Continuum Mechanics | Michael Dumbser | On well-balanced finite difference, finite volume and discontinuous Galerkin schemes for the Einstein-Euler system of general relativity | |
| Mon | May 26 | 14:00 | Geometric and functional inequalities and applications | Vlassis Mastrantonis | TBA | |
| Mon | May 26 | 15:00 | European Non-Associative Algebra Seminar | Simone Blumer | Quadratically defined Lie algebras and HNN-extension | |
| Mon | May 26 | 15:30 | Knots and representation theory | Marko Stošić | TBA | |
| Mon | May 26 | 19:00 | Canadian Rockies Representation Theory | Sarah Meier | Emerton’s Functor of Ordinary Parts | |
| Tue | May 27 | 08:00 | BIMSA Integrable Systems Seminar | Alexey Litvinov | Integrable structures in conformal field theory, affine Yangians and Bethe ansatz equations | |
| Tue | May 27 | 08:30 | Gothenburg statistics seminar | Nils Grimbeck | What do we see when we look at art? - Modelling of eye-movements in art perception | |
| Tue | May 27 | 12:00 | One World Numeration seminar | Savinien Kreczman | Positionality for Dumont-Thomas numeration systems | |
| Tue | May 27 | 13:30 | El Journal Club más Sabroso | Sudhakantha Girmohanta | TBA | |
| Tue | May 27 | 14:00 | Geometria em Lisboa (IST) | Da Rong Cheng | TBA | |
| Tue | May 27 | 14:00 | One world IAMP mathematical physics seminar | Zaher Hani | TBA | |
| Tue | May 27 | 14:00 | International seminar on automorphic forms | Marti Roset Julia | TBA | |
| Tue | May 27 | 14:00 | Malliavin Calculus and its Applications | Nasir Ganikhodjaev | Scheme of Series Generated by Ising Model | |
| Tue | May 27 | 14:30 | Gothenburg PhD seminar | Adélie Erard | TBA | |
| Tue | May 27 | 15:00 | Seminar on Biological Control Systems | Maren Philipps | Universal differential equations for systems biology: Current state and open problems | |
| Tue | May 27 | 16:15 | Northwestern Applied Mathematics Seminar | Yiping Lu | Two Tales, One Resolution: Physics-Informed Test Time Scaling and Precondition | |
| Tue | May 27 | 19:00 | Harvard MIT Algebraic Geometry Seminar | Jim Bryan | TBA | |
| Tue | May 27 | 20:00 | UCLA analysis and PDE seminar | Ayla Gafni | Exponential Sums Weighted by Additive Functions | |
| Wed | May 28 | 10:00 | Virtual seminar on geometry with symmetries | Elia Fusi | TBA | |
| Wed | May 28 | 11:15 | Gothenburg statistics seminar | Mattias Byléhn | PhD defence: Hyperuniformity and hyperfluctuations for random measures on Euclidean and non-Euclidean spaces | |
| Wed | May 28 | 12:00 | Longitudinal Algebra and Geometry Open ONline Seminar (LAGOON) | Nick Williams | Steenrod operations via higher Bruhat orders | |
| Wed | May 28 | 14:00 | IPM Algebraic Geometry Seminar | Elena Guardo | TBA | |
| Wed | May 28 | 15:00 | Input-to-State Stability and its Applications | Christoph Kawan | The Small-Gain Condition for Infinite Networks | |
| Wed | May 28 | 15:00 | London number theory seminar | Happy Uppal | TBA | |
| Thu | May 29 | 03:00 | ANU Research School of Earth Sciences school seminar | -- | TBA | |
| Thu | May 29 | 14:00 | Maths seminars at the University of Galway | Andrea Fontanella | Stepping into the Quantum Universe: Black Holes and Holography | |
| Thu | May 29 | 15:00 | Number Theory Web Seminar | Fabien Pazuki | TBA | |
| Thu | May 29 | 17:00 | Topos Institute Colloquium | Daniel Polani | TBA | |
| Thu | May 29 | 20:30 | SFU NT-AG seminar | Antoine Leudière | TBA | |
| Thu | May 29 | 23:30 | UCLA Combinatorics Forum | Daoji Huang | TBA | |
| Fri | May 30 | 00:30 | UCLA Combinatorics Forum | Shiyue Li | TBA | |
| Fri | May 30 | 08:00 | SEU Yau Center Theoretical Physics Seminars | Li-Ming Cao | TBA | |
| Fri | May 30 | 13:00 | University of Birmingham theoretical computer science seminar | Dylan McDermott | TBA | |
