Hajime Tanaka

Regular Positions Held

  • Professor
    Graduate School of Information Sciences, Tohoku University
    Apr 2024 – present
  • Associate Professor
    Graduate School of Information Sciences, Tohoku University
    Aug 2012 – Mar 2024
  • Assistant Professor
    Graduate School of Information Sciences, Tohoku University
    Oct 2007 – Jul 2012

Pre/Post-Doctoral & Visiting Positions Held

  • Honorary Fellow
    Department of Mathematics, University of Wisconsin
    Mar 2010 – Mar 2011
    host: Paul Terwilliger
    [Unpaid visiting research position. Supported by JSPS Excellent Young Researchers Overseas Visit Program.]
  • Visiting Scholar
    Department of Mathematics, Massachusetts Institute of Technology
    Apr 2007 – Jun 2007
    [Unpaid visiting research position.]
  • Affiliate Assistant Professor
    Department of Mathematical Sciences, Worcester Polytechnic Institute
    Apr 2007 – Sep 2007
    host: Bill Martin
    [Unpaid visiting research position. Supported by JSPS Postdoctoral Fellowship for Research Abroad.]
  • Visiting Researcher
    Combinatorial and Computational Mathematics Center, Pohang University of Science and Technology
    Aug 2006 – Sep 2006
    host: Jack Koolen
  • JSPS Research Fellow (PD)
    Apr 2004 – Mar 2007
    host: Akihiro Munemasa
    affiliation: Graduate School of Information Sciences, Tohoku University
  • JSPS Research Fellow (DC1)
    Apr 2001 – Mar 2004
    advisor: Eiichi Bannai
    affiliation: Graduate School of Mathematics, Kyushu University

Education

  • Ph.D., Mathematics
    Kyushu University
    Apr 2001 – Mar 2004
    [See also my record at Mathematics Genealogy Project.]
  • M.S., Mathematics
    Kyushu University
    Apr 1999 – Mar 2001
  • B.S., Mathematics
    Kyushu University
    Apr 1995 – Mar 1999

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Grants

  • JSPS Grant-in-Aid for Scientific Research (C)
    No. 23K03064 (PI)
    Apr 2023 – Mar 2026
  • JSPS Grant-in-Aid for Scientific Research (C)
    No. 20K03551 (PI)
    Apr 2020 – Mar 2023
  • JSPS Grant-in-Aid for Scientific Research (B)
    No. 19H01789 (Co-I)
    Apr 2019 – Mar 2023
  • JSPS Grant-in-Aid for Scientific Research (C)
    No. 17K05156 (PI)
    Apr 2017 – Mar 2020
  • JSPS Grant-in-Aid for Scientific Research (C)
    No. 25400034 (PI)
    Apr 2013 – Mar 2017
  • JSPS Grant-in-Aid for Young Scientists (B)
    No. 23740002 (PI)
    Apr 2011 – Mar 2013
  • JSPS Excellent Young Researchers Overseas Visit Program
    Mar 2010 – Mar 2011
  • JSPS Grant-in-Aid for Young Scientists (B)
    No. 20740003 (PI)
    Apr 2008 – Mar 2011
  • JSPS Postdoctoral Fellowship for Research Abroad
    Apr 2007 – Sep 2007
  • Grant-in-Aid for JSPS Fellows
    No. 04J02964
    Apr 2004 – Mar 2007
  • Grant-in-Aid for JSPS Fellows
    No. 01J10366
    Apr 2001 – Mar 2004

Professional Memberships

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Postdoctoral Researchers

  • Jon Xu
    JSPS International Research Fellow
    Jun 2019 – May 2021
  • Jae-Ho Lee
    JSPS International Research Fellow
    Aug 2014 – Aug 2016
    [now Associate Professor at University of North Florida]

Graduate Students

  • Masoumeh Koohestani
    Special Research Student
    Feb 2020 – Jul 2020
  • Mohamed Sabri Mohamed Fuard
    Ph.D.
    Oct 2019 – Sep 2022
    [now Senior Lecturer at Open University of Sri Lanka]
  • Shunsuke Ito
    M.S.
    Apr 2019 – Mar 2021
  • Tao Wang
    Ph.D.
    Oct 2018 – Sep 2021
  • Alexandre Louvet
    Special Research Student
    Oct 2018 – Feb 2019
  • Alejandro Saiz
    Special Research Student
    Oct 2018 – Feb 2019
  • Kohei Iwabuchi
    M.S.
    Apr 2017 – Mar 2019
  • John Vincent Morales
    Ph.D.
    Oct 2014 – Sep 2017
    [now Associate Professor at De La Salle University]
  • Yuta Watanabe
    M.S. &  Ph.D.
    Apr 2013 – Mar 2018
    [now Senior Assistant Professor at Aichi University of Education]

Graduate Courses

1 Spectra of graphs
2 Introduction to Leonard pairs
E delivered in English

Semester/YearCourse
Spring 2023Topics in Mathematics 1, E,
Advanced Applied Mathematics II 1 (intensive course; Kobe University)
Spring 2021Topics in Mathematics 1, E
Spring 2019Topics in Mathematics 1, E
Spring 2017Mathematical Structures IIb 1
Spring 2015Mathematical Structures IIb 2
Spring 2013Mathematical Structures IIb 2

Undergraduate Courses

Calculus A = Single Variable Calculus
Calculus B = Multiariable Calculus
Calculus C = Ordinary Differential Equations

Semester/YearCourse
Spring 2024Calculus A
Fall 2023Calculus B
Spring 2023Calculus A ×2
Fall 2022Calculus B ×2, Foundations of Calculus
Spring 2022Calculus A
Fall 2021Calculus B, Foundations of Calculus
Spring 2021Calculus A
Fall 2020Calculus B ×2, Foundations of Calculus
Spring 2020Calculus C
Fall 2019Calculus B
Spring 2019Calculus A, Calculus C
Fall 2018Calculus B ×2
Spring 2018Calculus A, Calculus C
Fall 2017Calculus B
Fall 2016Calculus B ×2, Foundations of Calculus
Spring 2016Calculus A
Fall 2015Calculus B, Foundations of Calculus
Spring 2015Calculus A
Fall 2014Calculus B ×2
Spring 2014Calculus A ×2
Fall 2013Calculus B ×2
Spring 2013Calculus A
Fall 2012Calculus B ×2
Fall 2011Calculus B
Fall 2009Calculus B
Fall 2008Calculus B

Other Teaching Activities

  • Workshop on Topics in Algebraic Graph Theory
    Faculty of Mathematics and Natural Sciences, Institut Teknologi Bandung, Bandung, Indonesia
    Mar 18, 19, 25, 2015 (3+3+2.5=8.5hrs)
    [delivered in English]
  • Delsarte 
    (Introduction to Delsarte Theory)

    (Algebraic Combinatorics Summer School 2014)
    Akiu Resort Hotel Crescent, Sendai, Japan
    Jun 16, 2014 (2hrs)
  • PDF
    382KB
    $\boldsymbol{\mathbb{Z}_4}$-Kerdock codes, orthogonal spreads, and extremal Euclidean line-sets

    (Summer School "Designs and Codes")
    Hills Sunpia Yamagata, Yamagata, Japan
    Jun 23, 2009 (3.5hrs)
    [delivered in English, an introductory lecture of a paper by Calderbank, Cameron, Kantor, Seidel]

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