HAYASHI Tomohiro

写真a

Affiliation Department etc.

Department of Electrical and Mechanical Engineering
Department of Computer Science
Center for Research and Development in Higher Engineering-Education

Title

Associate Professor

Graduating School

  •  
    -
    1994.03

    Tohoku University   Faculty of Science   Graduated

Graduate School

  •  
    -
    2000.03

    Tohoku University  Graduate School, Division of Natural Science  MathematicsDoctor's Course  Completed

Degree

  • Tohoku University -  Science

External Career

  • 2002.04
    -
    2006.03

      Research Assistant  

  • 2000.04
    -
    2002.03

      Special researcher of the Japan Society for the Promotion of Science  

Academic Society Affiliations

  •  
     
     

    Mathematical Society of Japan

Field of expertise (Grants-in-aid for Scientific Research classification)

  • Mathematical analysis

 

Research Career

  • Study on von Neumann algebras

    Individual   (not selected)  

    Project Year:   - 

Papers

  • On endomorphisms of the Cuntz algebra which preserve the canonical UHF-subalgebra, II

    Tomohiro Hayashia, Jeong Hee Hong, Wojciech Szymański

    Journal of Functional Analysis ( Elsevier )  272 ( 2 ) 759 - 775   2017.01  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • A note on the Jensen inequality for self-adjoint operators, II.

    Tomohiro Hayashi

    JOURNAL OF THE MATHEMATICAL SOCIETY OF JAPAN   66 ( 1 ) 111 - 121   2014.01  [Refereed]

    Research paper (scientific journal)   Single Author

  • On normalizers of C∗-subalgebras in the Cuntz algebra On

    Tomohiro Hayashi

    JOURNAL OF OPERATOR THEORY   69 ( 2 ) 525 - 533   2013.11  [Refereed]

    Research paper (scientific journal)   Single Author

  • Non-commutative arithmetic-geometric mean inequality

    Tomohiro Hayashi

    PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY   137 ( 10 ) 3399 - 3406   2009.04  [Refereed]

    Research paper (scientific journal)   Single Author

  • A characterization of the operator-valued triangle equality

    Tsuyoshi Ando, Tomohiro Hayashi

    JOURNAL OF OPERATOR THEORY   58 ( 2 ) 463 - 468   2007.04  [Refereed]

    Research paper (scientific journal)   Multiple Authorship

  • A Kishimoto type theorem for antiautomorphisms with some applications

    Tomohiro Hayashi

    INTERNATIONAL JOURNAL OF MATHEMATICS   15 ( 5 ) 487 - 499   2004.04  [Refereed]

    Research paper (scientific journal)   Single Author

  • On automorphisms of $L(\Bbb{Z}^{2}\rtimes SL(2,\Bbb{Z}))$.

    Tomohiro Hayashi

    JOURNAL OF FUNCTIONAL ANALYSIS   207 ( 2 ) 430 - 443   2004.04  [Refereed]

    Research paper (scientific journal)   Single Author

  • On maximal abelian subalgebras of real factors.

    Tomohiro Hayashi

    Quart. J. Math.   54 ( 4 ) 421 - 433   2003.04  [Refereed]

    Research paper (scientific journal)   Single Author

  • Realization of amenable bicategories and weak amenability of fusion algebras.

    Tomohiro Hayashi

    JOURNAL OF THE MATHEMATICAL SOCIETY OF JAPAN   53 ( 1 ) 147 - 174   2001.04  [Refereed]

    Research paper (scientific journal)   Single Author

  • Factoriality of harmonic traces on string algebras

    Tomohiro Hayashi

    International Journal of Mathematics   11 ( 3 ) 367 - 377   2000.04  [Refereed]

    Research paper (scientific journal)   Single Author

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Presentations

  • On normalizers of C*-subalgebras in the Cuntz algebra O_n

    林倫弘

    Mathematics colloquia  (University of Southern Denmark )  2014.09  -  2014.09  Wojciech Szymanski

  • An order-like relation induced by the Jensen inequality

    Tomohiro Hayashi

    ILAS 2013 meeting  (Providence, USA)  2013.06  -  2013.06  International Linear Algebra Society

  • An order-like relation induced by the Jensen inequality

    林倫弘

    KOTAC  ( Chungbuk National University)  2012.06  -  2012.06  Un Cig Ji

Grant-in-Aid for Scientific Research

  • Study of subalgebras and endomorphisms on the Cuntz algebra

    Grant-in-Aid for Scientific Research(C)

    Project Year: 2013.04  -  2016.03  Investigator(s): Tomohiro Hayashi

 
 

Academic Activity

  • 2016.03
    -
    2017.02

    Mathematical Society of Japan