• 
  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]

• 2025/07/15
  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)
   
   
  Tokyo-Nagoya Algebra Seminar   15:30-17:00   Online
  

  Shunsuke Hirota (Kyoto University)
  super category Oにおけるsemibrick (Japanese)
   
   
  Lie Groups and Representation Theory   14:30-15:30   Room #128
  

  Kazuki Kannaka (Kanazawa University)
  Zariski-dense deformations of standard discontinuous groups for pseudo-Riemannian homogeneous spaces
• 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)
  
• 2025/07/25
  Colloquium   15:30-16:30   Room #大講義室(auditorium)
  

  Izumi Okada (Graduate School of Mathematical Sciences, The University of Tokyo)
  Recent Advances in Simple Random Walks (日本語)
   
   
  Algebraic Geometry Seminar   13:30-15:00   Room #118
  

  Akihiro Kanemitsu (Tokyo Metropolitan University)
  Quintic del Pezzo threefolds in positive and mixed characteristic
• 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