Rchr
J-GLOBAL ID:200901050520803829   Update date: Sep. 02, 2022

Nakazato Hiroshi

ナカザト ヒロシ | Nakazato Hiroshi
Affiliation and department:
Job title: Professor
Research field  (1): Basic analysis
Research keywords  (4): 行列解析 ,  関数解析学 ,  Matrix Analysis ,  Functional Analysis
Research theme for competitive and other funds  (3):
  • 2015 - 2018 Curve theoretic study of numerical ranges
  • Study on the -Representations of the Weyl ALgebra
  • Study on the generalized Numerical Ranges
Papers (48):
  • Mao-Ting Chien, Hiroshi Nakazato. Reducibility of the ternary forms of unitary bordering matrices. LINEAR ALGEBRA AND ITS APPLICATIONS. 2017. 527. 73-86
  • Mao-Ting Chien, Hiroshi Nakazato. COMPUTATION OF RIEMANN MATRICES FOR THE HYPERBOLIC CURVES OF DETERMINANTAL POLYNOMIALS. ANNALS OF FUNCTIONAL ANALYSIS. 2017. 8. 2. 152-167
  • Mao-Ting Chien, Hiroshi Nakazato. Singular points of the algebraic curves associated to unitary bordering matrices. LINEAR ALGEBRA AND ITS APPLICATIONS. 2017. 513. 224-239
  • Mao-Ting Chien, Hiroshi Nakazato. Computing the determinantal representations of hyperbolic forms. CZECHOSLOVAK MATHEMATICAL JOURNAL. 2016. 66. 3. 633-651
  • Peng-Rui Huag, Hiroshi Nakazato. a note on product range of 3-by-3 normal matrices. International Mathematical Forum. 2016. 11. 885-891
more...
MISC (62):
  • Nakazato Hiroshi. Conjugate figures of the Poncelet pair in numerical range. Bulletin of the Faculty of Science and Technology Hirosaki University. 2004. 7,pp. 9-14. 1. 9-14
  • Quartic curves associated with some hyperbolic ternary forms. Quartic curves associated with some hyperbolic ternary forms. 2004. 6, pp.7-15
  • Complex formulation of Poncelet property in numerical range. Linear and Multilinear Algebra. 2004. 52,pp.159-175
  • Conjugate figures of the Poncelet pair in numerical range. Bull.Fac.Sci.Technol. Hirosaki Univ. 2004. 7, pp.9-14
  • Quartic curves associated with some hyperbolic ternary forms. Bull.Fac.Sci.Technol.Hirosaki Univ. 2004. 6, pp.7-15
more...
Books (2):
  • Numerical range of a matrix polynomial, in "Proceedings of International Conference on Nonlinear Analysis and Convex Analysis"
    横浜出版 2003
  • Numerical range of a matrix polynomial, in "Proceedings of International Conference on Nonlinear Analysis and Convex Analysis"
    Yokohama Publishers 2003
Works (22):
  • 行列多項式の数域(数理解析研究所講究録 1189巻, 23-30頁)
    2000 -
  • 楕円曲線と数域(第5回数域,数域半径研究集会:ギリシア.ナフプリオ)
    2000 -
  • Numerical range of a matrix polynomial, Lecture Note, RIMS, Kyoto Univ.vol.1189, pp.23-30
    2000 -
  • Elliptic Curves and Numerical Ranges(5th Wonra, Natplio)
    2000 -
  • 数域の境界を生成する代数曲線の種数(第4回数域・数域半径研究集会:米国ウィスコンシン州マディソン)
    1998 -
more...
Education (4):
  • - 1986 Kyushu University
  • - 1986 Kyushu University Graduate School, Division of Natural Science
  • - 1978 Niigata University Faculty of Science
  • - 1978 Niigata University Faculty of Science
Professional career (1):
  • (Doctor of Science) (Tokyo Metropolitan University)
Work history (6):
  • 1997 - - 弘前大学(理工学部) 教授
  • 1997 - - Hirosaki University, Professor
  • 1986 - 1993 Yamagata University
  • 1986 - 1993 Yamagata University, Research Assistant
  • 1993 - - 弘前大学(理学部) 助教授
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Association Membership(s) (1):
日本数学会
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