YAHAGI Yumi

Natural Sciences Division Mathematics MathematicsSpecially Appointed faculty member

Researcher Information

Other affiliation

  • Tokyo Gakugei University, Natural Sciences DivisionMathematics 数学分野, Specially Appointed faculty member
  • Tokyo Gakugei University, Mathematics, Specially Appointed faculty member

Degree

  • 博士(理学)
Research activity information

Books and Other Publications

  • 応用に重点をおいた 確率・統計入門
    Jul. 2023, 4817302526
  • 理系のための数学リテラシー
    Feb. 2015, 4817302526

Papers

  • Construction of unique mild solution and continuity of solution for the small initial data to 1-D Keller-Segel system
    Mar. 2022, only, Discrete & Continuous Dynamical Systems - B, 27, 3
  • Non-local Markovian Symmetric Forms on Infinite Dimensional Spaces, Part 2. Applications: Non Local Stochastic Quantization of Space Cut-Off Quantum Fields and Infinite Particle Systems
    Aug. 2022, joint
  • Non-local Markovian Symmetric Forms on Infinite Dimensional Spaces, Part 1. The closability and quasi-regularity
    Aug. 2021, joint
  • Construction of a unique mild solution of one-dimensional Keller-Segel systems with uniformly elliptic operators having variable coefficients
    Aug. 2018, only
  • Asymptotic behavior of solutions to the one-dimensional Keller-Segel system with small chemotaxis
    Jun. 2018, only
  • Existence and uniqueness theorem on weak solutions to the parabolic-elliptic Keller-Segel system
    Jun. 2012, joint
  • Extinction phenomena and decay property for Keller-Segel systems of fast diffusion type including the critical exponent
    Feb. 2011, joint

Presentations

  • A probabilistic consideration on one dimensional Keller Segel system
    May 2015
  • A consideration of asymptotics and a generalization of the Keller-Segel system
    Sep. 2018