• 
  Algebraic approaches to mapping class groups of surfaces
  May 19 (Mon) - 23 (Fri), 2025
  Lecture Hall, Graduate School of Mathematical Sciences, The University of Tokyo [2025/05/14]
• 
  Professor Emeritus Michio Jimbo has been awarded the Order of the Sacred Treasure, Gold and Silver Star, in the Spring 2025 conferment of honors. [2025/04/29]
• 
  Elliptic and Parabolic Partial Differential Equations and Geometric Analysis
  April 22-23, 2025
  Room 002 Graduate School of Mathematical Sciences, The University of Tokyo [2025/04/21]
• 
  Arithmetic France-Japan in Tokyo 2025
  April 14-18, 2025
  Lecture Hall, Graduate School of Mathematical Sciences, The University of Tokyo [2025/03/13]
• 
  Associate Professor Hokuto KONNO was awarded the 2025 MSJ Spring Prize.
  Honoured theme：Family gauge theory and its applications to four-dimensional topology [2025/03/12]

• 2025/06/30
  Tokyo Probability Seminar   16:00-17:30   Room #126
  We are having teatime from 15:15 in the common room on the second floor. Please join us.
  

  Hugo Da Cunha (Université Lyon 1)
  Boundary effects in the Facilitated Exclusion Process
• 2025/07/01
  Operator Algebra Seminars   16:45-18:15   Room #117
  

  Mao Hoshino (Univ. Tokyo)
  A tensor categorical aspect of quantum group actions
   
   
  Tuesday Seminar on Topology   17:00-18:00   Room #hybrid/056
  Pre-registration required. See our seminar webpage.
  

  Genki Sato (Fcuro, Inc.)
  Presentation of finite Reedy categories as localizations of finite direct categories (JAPANESE)
• 2025/07/02
  Number Theory Seminar   17:00-18:00   Room #117
  

  Amoru Fujii (University of Tokyo)
  Parametrization of supercuspidal representations of depth-zero for some simple adjoint groups (日本語)
• 2025/07/03
  Applied Analysis   16:00-17:30   Room #128
  

  Jessica Lin (McGill University)
  Generalized Front Propagation for Stochastic Spatial Models (English)
   
   
  Tokyo Probability Seminar   16:00-17:30   Room #128
  The classroom is 128. This is a joint seminar with the Applied Analysis Seminar. No teatime today.
  

  Jessica Lin (McGill University)
  Generalized Front Propagation for Stochastic Spatial Models
• 2025/07/04
  thesis presentations   13:45-15:00   Room #128
  

  IMAI Koto (東京大学大学院数理科学研究科)
  Ramification groups of Galois extensions over local fields of
  positive characteristic with Galois group isomorphic to
  the group of unitriangular matrices
  (冪単三角行列の群と同型なGalois群を持つ正標数局所体上の
  Galois拡大の分岐軍)
• 2025/07/07
  Seminar on Geometric Complex Analysis   10:30-12:00   Room #128
  

  Taiji Marugame (The Univ. of Electro-Communications)
  Chains on twistor CR manifolds and conformal geodesics in dimension three (Japanese)
• 2025/07/08
  Numerical Analysis Seminar   16:30-18:00   Room #126
  

  Masaki Imagawa (Kyoto Univsersity)
  Convergence analysis of perturbed advection equations in a bounded domain (Japanese)
   
   
  Tuesday Seminar of Analysis   16:00-17:30   Room #002
  

  Keisuke Takasao (Kyoto University)
  Brakke's inequality and the existence of Brakke flow for volume preserving mean curvature flow (Japanese)
   
   
  Lie Groups and Representation Theory   15:30-16:30   Room #128
  

  Koichi Arashi (Tokyo Gakugei University)
  On integral representations of reproducing kernels on quasi-symmetric Siegel domains
  
   
   
  Tuesday Seminar on Topology   17:00-18:30   Room #hybrid/056
  Pre-registration required. See our seminar webpage.
  

  Hiroki Ishikura (The University of Tokyo)
  Stallings-Swan’s Theorem for Borel graphs (JAPANESE)
   
   
  thesis presentations   13:15-14:30   Room #128
  

  SATO Genki (東京大学大学院数理科学研究科)
  Presentation of finite Reedy categories as localizations
  of finite direct categories
  (有限直圏の局所化としての有限Reedy圏の表示)
  
• 2025/07/10
  Geometric Analysis Seminar   14:00-15:00   Room #056
  

  Jeff Viaclovsky (University of California, Irvine)
  TBA (英語)
• 2025/07/15
  Tuesday Seminar on Topology   17:00-18:30   Room #056
  Pre-registration required. See our seminar webpage.
  

  Anastasiia Tsvietkova (Rutgers University)
  Polynomially many genus g surfaces in a hyperbolic 3-manifold (ENGLISH)
• 2025/07/22
  Operator Algebra Seminars   16:45-18:15   Room #117
  

  Giovanni Ferrer (Ohio State University)
  Higher quantum symmetries
   
   
  Tuesday Seminar on Topology   17:00-18:30   Room #hybrid/056
  Pre-registration required. See our seminar webpage.
  

  Alexis Marchand (Kyoto University)
  Sharp spectral gaps for scl from negative curvature (ENGLISH)
   
   
  thesis presentations   11:00-12:15   Room #118
  

  KATAYAMA Sho (東京大学大学院数理科学研究科)
  On positive solutions to inhomogeneous elliptic problems
  on unbounded domains
  (非有界傾域上の非斉次楕円型問題の正値解について)
  
• 2025/07/29
  Numerical Analysis Seminar   16:30-18:00   Room #123
  

  Takashi Suzuki (Osaka University)
  An analytic proof of the Hodge decomposition on bounded domains in Euclidean space and its applications (Japanese)

3-8-1 Komaba Meguro-ku Tokyo 153-8914, Japan   TEL: 03-5465-7001 FAX: 03-5465-7011