| Mon | Oct 13 | 20:00 | Boston University Number Theory Seminar | Holiday: Indigenous People's Day | TBA | |
| Tue | Oct 14 | 06:00 | Seminar on Quantum Optics and Related Topics | A. S. Solntsev | Nonlinear quantum optics: from photonic chips to nanoscale | |
| Tue | Oct 14 | 07:00 | Nonlinear Analysis Seminar Series | Dr. Jaemin Park | No anomalous dissipation in two dimensional fluids | |
| Tue | Oct 14 | 13:00 | One World Combinatorics on Words Seminar | Antoine Julien | On balance properties of hypercubic billiard words | |
| Tue | Oct 14 | 13:00 | ANTLR seminar | Chris Keyes | Towards Artin’s conjecture on $p$-adic forms in low degree | |
| Tue | Oct 14 | 14:00 | Florida Atlantic University Crypto Café | Anil Kumar Pradhan | Beyond Theory: Industry Challenges in Adopting Homomorphic Encryption | |
| Tue | Oct 14 | 14:00 | One world IAMP mathematical physics seminar | Daniel Spiegel | A Classifying Space for Phases of Matrix Product States | |
| Tue | Oct 14 | 14:00 | Malliavin Calculus and its Applications | Andrii Pilipenko | Homogenization of a multivariate diffusion with semipermeable interfaces | |
| Tue | Oct 14 | 14:00 | Non-local operators, probability and singularities | Yu-Ting Chen | Stochastic path integrals in the two-dimensional stochastic heat equation | |
| Tue | Oct 14 | 15:00 | Feza Gursey Center Higher Structures Seminars | Kadri İlker Berktav | Legendrians in derived geometry | |
| Tue | Oct 14 | 15:00 | Midwest Mathematical Biology Seminar | Hwai-Ray Tung | TBA | |
| Tue | Oct 14 | 16:45 | New England Dynamics and Number Theory Seminar | Chengyang Wu | Simultaneously bounded and dense orbits for commuting Cartan actions | |
| Tue | Oct 14 | 18:30 | NHETC Seminar | Aurelien Dersy | Learning the Language of Scattering Amplitudes | |
| Tue | Oct 14 | 19:00 | Harvard MIT Algebraic Geometry Seminar | Ruijie Yang | p-adic zeta function, Hodge theory and hyperplane arrangements | |
| Tue | Oct 14 | 20:00 | Five College Number Theory Seminar | No Seminar | TBA | |
| Tue | Oct 14 | 20:30 | MIT number theory seminar | David Roberts | Wild Ramification in Hypergeometric Motives | |
| Tue | Oct 14 | 21:00 | M-seminar | Sabin Cautis | Abelian Hall categories - 1 | |
| Wed | Oct 15 | 03:00 | UNSW Number Theory Seminar | Liangyi Zhao | When the eggs are fried | |
| Wed | Oct 15 | 04:00 | UNSW Number Theory Seminar | Chiara Bellotti | A New Zero-Density Estimate for the Riemann Zeta Function close to the $1$-line | |
| Wed | Oct 15 | 07:00 | Modelling of materials - theory, model reduction and efficient numerical methods (UNCE MathMAC) | Josef Málek | On non-isothermal flows of dilute incompressible polymeric fluids | |
| Wed | Oct 15 | 07:30 | Moscow-Beijing topology seminar | Yangzhou Liu | On the Unfaithfulness of the Manturov-Nikonov Map | |
| Wed | Oct 15 | 09:00 | AUTH HEP-TH Seminars | Adrien Fiorucci | Holographic Derivation of BMS Flux-Balance Laws | |
| Wed | Oct 15 | 10:00 | RadBio Seminars | TBD | TBA | |
| Wed | Oct 15 | 11:15 | Gothenburg statistics seminar | Johannes Borgqvist | HeMiTo-dynamics: a characterization of mammalian prion toxicity using non-dimensionalization, linear stability and perturbation analyses | |
| Wed | Oct 15 | 14:00 | AnLy Strings and Fields online seminars | Dimitrios Chatzis | Conformal to confining SQFTs through holography | |
| Wed | Oct 15 | 15:00 | London number theory seminar | Chengyang Bao | Applications of patching the coherent cohomology of modular curves | |
| Wed | Oct 15 | 16:00 | Virtual seminar on geometry with symmetries | Emmett Wyman | Spectral geometry and symmetries | |
| Wed | Oct 15 | 16:20 | Geometry of differential equations seminar | Raffaele Vitolo | On the geometry of WDVV equations and their Hamiltonian formalism in arbitrary dimension | |
| Wed | Oct 15 | 19:00 | Harvard number theory seminar | Brandon Alberts | Recent progress towards Malle's conjecture | |
| Wed | Oct 15 | 19:00 | Noncommutative geometry in NYC | Jeremy Hume | Characterization of zero singular ideal in non-Hausdorff groupoid C*-algebras | |
| Wed | Oct 15 | 21:00 | M-seminar | Sabin Cautis | Abelian Hall categories - 2 | |
| Wed | Oct 15 | 22:00 | University of Utah Representation Theory / Number Theory Seminar | Justin Trias | The universal Harish-Chandra j-function | |
| Thu | Oct 16 | 02:00 | ANU Research School of Earth Sciences school seminar | -- | TBA | |
| Thu | Oct 16 | 08:00 | Autocatalysis in reaction networks | Artemy Kolchinsky | Thermodynamics of Darwinian evolution in molecular replicators | |
| Thu | Oct 16 | 08:30 | Autocatalysis in reaction networks | Juri Kolčák | Dynamics-driven Interaction Inference in Microbial Communities | |
| Thu | Oct 16 | 12:00 | Geometric Structures Research Seminar | Eugenio Bellini | Curvature measures and the sub-Riemannian Gauss-Bonnet Theorem | |
| Thu | Oct 16 | 12:30 | Семінар з фрактального аналізу / Fractal analysis seminar | Mykola Moroz | Faithfulness and fractal equivalence principle for Perron expansions | |
| Thu | Oct 16 | 14:00 | Maths seminars at the University of Galway | Jesse Lansdown | Applications of association schemes via Delsarte theory | |
| Thu | Oct 16 | 15:00 | Number Theory Web Seminar | Amir Mohammadi | Polynomially effective results in homogeneous dynamics and the Oppenheim conjecture | |
| Thu | Oct 16 | 15:00 | Seminar on Analysis, Differential Equations and Mathematical Physics | Mubariz Tapdigoglu Garayev | A Banach Algebra Structure of Some Function Spaces and Related Topics | |
| Thu | Oct 16 | 16:15 | Northwestern Applied Mathematics Seminar | Todd Gingrich | TBA | |
| Thu | Oct 16 | 16:15 | Northwestern Applied Mathematics Seminar | Todd Gingrich | TBA | |
| Thu | Oct 16 | 17:00 | Topos Institute Colloquium | Cole Comfort | Syntax and semantics for mechanical processes | |
| Thu | Oct 16 | 18:00 | Online logic seminar | Cécilia Pradic | How unconstructive is the Cantor-Bernstein theorem? | |
| Thu | Oct 16 | 20:15 | CUNY Geometric Analysis Seminar | Qi Yao | Asymptotics for Homogeneous Complex Monge-Ampere Equations on ALE Kahler Ends | |
| Thu | Oct 16 | 20:30 | SFU NT-AG seminar | Daniel Tarnu | Limiting behavior of Rudin-Shapiro sequence autocorrelations | |
| Thu | Oct 16 | 20:30 | STAGE | Jane Shi | Katz's proof of the Riemann hypothesis for curves | |
| Thu | Oct 16 | 21:00 | M-seminar | Sabin Cautis | Abelian Hall categories - 3 | |
| Thu | Oct 16 | 21:00 | UCLA Combinatorics Seminar | Daniel Soskin | Multiplicative inequalities for Lorentzian matrices | |
| Fri | Oct 17 | 07:00 | Europe and Pacific Theoretical Physics | tba | Non-invertible Chiral Symmetry and the ABJ Anomaly | |
| Fri | Oct 17 | 08:00 | SEU Yau Center Theoretical Physics Seminars | Pawel Caputa | Variations on a theme of Krylov | |
| Fri | Oct 17 | 12:00 | Monthly Global Diffeology Seminar | Patrick Iglesias-Zemmour | On diffeology of orbit spaces | |
| Fri | Oct 17 | 12:40 | ODTU-Bilkent Algebraic Geometry Seminars | Bayram Tekin | A rank-4 tensor Riemann would have loved plus spinor-techniques in differential geometry | |
| Fri | Oct 17 | 13:00 | University of Birmingham theoretical computer science seminar | Jim de Groot | Intuitionistic monotone modal logic | |
| Fri | Oct 17 | 13:15 | Symplectic zoominar | Michael Hutchings (Berkeley) | Reeb orbits frequently intersecting a symplectic surface | |
| Fri | Oct 17 | 14:00 | Quantum Theories of Fields, Matter, and Strings | Pavel Putrov | Braidings on topological operators, anomaly of higher-form symmetries and the SymTFT | |
| Fri | Oct 17 | 15:00 | CRM - Séminaire du CIRGET / Géométrie et Topologie | Dylan Cant | TBA | |
| Fri | Oct 17 | 15:30 | Relatorium seminar | Nick Watters | How can we understand the neural basis of thought? | |
| Fri | Oct 17 | 16:00 | GEOTOP-A seminar | Juan Carlos Díaz Patiño | Applications of TDA to the study of the human brain connectome. | |
| Fri | Oct 17 | 16:30 | SFU Mathematics of Computation, Application and Data ("MOCAD") Seminar | Cliff Stoll | Glass in Math; Math in Glass | |
| Fri | Oct 17 | 22:30 | SFU Mathematics of Computation, Application and Data ("MOCAD") Seminar | Jethro Warnett | Well-posedness and mean-field limit estimate of a consensus-based algorithm for multiplayer games | |
| Sat | Oct 18 | 14:05 | Knots, graphs and groups | Josef Svoboda | TBA | |
| Sat | Oct 18 | 15:50 | PIMS-CORDS SFU Operations Research Seminar | 14 speakers | WCOM 2025 at UBC-Okanagan | |
| Mon | Oct 20 | 06:00 | Tropical mathematics and machine learning | Chung To Kong | The possibility of making $138,000 from shredded banknote pieces using computer vision | |
| Mon | Oct 20 | 10:30 | Basic Notions and Applied Topology Seminar | Michał Bogdan | Introduction to the Theory of Linear Regression | |
| Mon | Oct 20 | 11:15 | CAM seminar | Probably no cam | TBA | |
| Mon | Oct 20 | 12:00 | Paris algebra seminar | Calvin Pfeifer | Serre cyclotomic algebras | |
| Mon | Oct 20 | 12:30 | Bilkent Topology Seminar | Chung-Ping Lai | TBA | |
| Mon | Oct 20 | 13:00 | Carleton-Ottawa Number Theory seminar | Sara Sajadi | A Unified Finiteness Theorem For Curves | |
| Mon | Oct 20 | 13:40 | Nečas Seminar on Continuum Mechanics | Filippo Riva | A free boundary approach to quasistatic debonding | |
| Mon | Oct 20 | 14:00 | Geometric and functional inequalities and applications | Yilin Wang | Geometry of Riemann surfaces through the lens of probability | |
| Mon | Oct 20 | 15:00 | European Non-Associative Algebra Seminar | Victor Roca i Lucio | Higher Lie theory in positive characteristic | |
| Mon | Oct 20 | 15:00 | Mathematical and Computational Biology Seminar Series | Yiwei Wang | TBA | |
| Mon | Oct 20 | 15:30 | Knots and representation theory | Mrunmay Jagadale | TBA | |
| Mon | Oct 20 | 20:00 | Boston University Number Theory Seminar | Kate Finnerty | On the possible adelic indices of certain families of elliptic curves | |
| Mon | Oct 20 | 20:30 | MIT Algebraic Topology Seminar | Jared Weinstein | On the splitting conjecture of Hopkins | |
| Mon | Oct 20 | 23:00 | UCLA Combinatorics Seminar | Oriol Solé-Pi | TBA | |
| Tue | Oct 21 | 07:00 | Nonlinear Analysis Seminar Series | Dr. Surjeet Choudhary | Twisted bilinear spherical maximal functions | |
| Tue | Oct 21 | 09:00 | NKUA HEP Seminars | Giuseppe Bevilacqua | TBA | |
| Tue | Oct 21 | 12:00 | Function spaces | Carlo Alberto Antonini | Second-order estimates in anisotropic elliptic problems | |
| Tue | Oct 21 | 12:00 | One World Numeration seminar | Bo Wang | Ramírez’s Problems and Fibers on Well Approximable Set of Systems of Affine Forms | |
| Tue | Oct 21 | 12:00 | Sheffield Number Theory Seminar | Thomas Lanard | TBA | |
| Tue | Oct 21 | 13:00 | ItaCa Fest 2025 | C. Vasilakopoulou | TBA | |
| Tue | Oct 21 | 13:00 | ANTLR seminar | Francesco Fournier-Facio | First-order theory of torsion-free Tarski monsters | |
| Tue | Oct 21 | 13:00 | Vienna Geometry and Analysis on Groups Seminar | John Mackay | Critical exponents for Poincaré profiles and conformal dimension | |
| Tue | Oct 21 | 13:40 | ItaCa Fest 2025 | S. Fujii | TBA | |
| Tue | Oct 21 | 14:00 | Malliavin Calculus and its Applications | Hennadii Navrotskyi | Winding number of a Gaussian random field on a closed planar curve | |
| Tue | Oct 21 | 14:20 | ItaCa Fest 2025 | N. Arkor | TBA | |
| Tue | Oct 21 | 15:00 | The Isogeny Club | Marius Årdal | On the security of SQIsign and the Algebraic Isogeny Model | |
| Tue | Oct 21 | 15:00 | Midwest Mathematical Biology Seminar | Folashade Agusto | TBA | |
| Tue | Oct 21 | 17:00 | VaNTAGe | Chris Hall | Division fields of superelliptic Jacobians | |
| Tue | Oct 21 | 18:00 | OARS Online Analysis Research Seminar | Marco Fraccaroli | Endpoint estimates for Fourier multipliers with Zygmund singularities | |
| Tue | Oct 21 | 18:30 | NHETC Seminar | Vladimir Rosenhaus | Renormalization Group in far-from-equilibrium states | |
| Tue | Oct 21 | 19:00 | BC-MIT number theory seminar | Katherine Stange | TBA | |
| Tue | Oct 21 | 19:00 | The Graduate Center Arithmetic Geometry Seminar | Jeff Hatley | Ranks of elliptic curves in quadratic twist families via Iwasawa theory | |
| Tue | Oct 21 | 19:00 | Harvard MIT Algebraic Geometry Seminar | Christopher Hacon | The cone theorem for Kähler varieties | |
| Tue | Oct 21 | 20:00 | Five College Number Theory Seminar | Michael Allen | TBA | |
| Tue | Oct 21 | 20:30 | BC-MIT number theory seminar | Daniil Rudenko | TBA | |
| Wed | Oct 22 | 07:30 | Moscow-Beijing topology seminar | Anton Dzhamay | On a positivity property of a solution of discrete Painlevé equations | |
| Wed | Oct 22 | 09:00 | AUTH HEP-TH Seminars | Sokratis Trifinopoulos | TBA | |
