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SANO Takash  佐野 隆志

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SANO Takashi  佐野 隆志

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Researcher Number 20250912
Other IDs
Affiliation (Current) 2022: 山形大学, 理学部, 教授
Affiliation (based on the past Project Information) *help 2011 – 2013: 山形大学, 理学部, 教授
2008 – 2010: Yamagata University, 理学部, 准教授
1995 – 2002: 山形大学, 理学部, 助教授
1994: 山形大学, 理学部, 助手
Review Section/Research Field
Principal Investigator
解析学 / Global analysis / Basic analysis
Except Principal Investigator
解析学 / Basic analysis / Algebra / Basic analysis
Keywords
Principal Investigator
カッツ環 / 因子環 / 部分因子環 / 作用素環論 / 指数理論 / パラグループ / 作用素環 / 標準的自己同型写像 / 可測力学系 / 位相力学系 … More / 部分作用素環 / 関数解析 / 作用素論 / 行列解析 / 行列 / 作用素 / レウナー行列 / クオン行列 / 作用素解析 / 一般化逆 / 条件付き負 / 作用素不等式 / 作用素単調 / 作用素凸 / 条件付正 … More
Except Principal Investigator
ラゲ-ル級数 / マルチプライヤー / 9-伸張 / バナッハ空間C(X) / カオス / 共変表現 / 調和写像 / ディレクレ問題 / 同時ユリタリ伸張 / 同時正規伸張 / 完全正値写像 / カオスカ学系 / 部分因子環 / フーリエ乗法因子 / モリ-空間 / 不連続群 / 作用素平均 / 正定値関数 / 量子情報理論 / 完全正写像 / Jensen型不等式 / 作用素ノルム不等式 / ノルム不等式 / 2元符号 / 3元符号 / 被覆半径 / コセット重み分布 / ヤコビ多項式 / 不変式環 / binary codes / ternary codes / the covering radius / coset weight distributions / Jacobi polynomials of codes / 本質的正規作用素 / 正値三角多項式 / カオス力学系 / groupuid C^*algebra / Kac algebra / 交換子 / Lobentz空間 / 亜正規作用素 / groupuid C-algebra / Loventz空間 / 耳正規作用素 / カオス写像 / 位相的グルーポイド / Morrey空間 / ハンケル変換 / Aluthge変換 / 古田不等式 / Essentially definite operators / Simultaneous unitary dilation / 可換標準的同型 / Lorentz空間 / p-hyponormal operators / log-hyponormal operators / ESSENTIALLY MNORMAL OPERATORS / POSITIVE TRIGONOMETRIC POLYNOMIALS / CHAOS DYNAMICAL SYSTEMS / GROUPOID C-ALGEBRAS / KAC ALGEBRAS / COMMUTATORS / LORENTZ SPACES / HYPONORMAL OPERATORS Less
  • Research Projects

    (9 results)
  • Research Products

    (48 results)
  • Co-Researchers

    (23 People)
  •  Study on operator inequalities based on various analytic methods

    • Principal Investigator
      KOSAKI Hideki
    • Project Period (FY)
      2011 – 2013
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      Kyushu University
  •  Analysis on geometric structures of operators in definite or indefinite inner product spacesPrincipal Investigator

    • Principal Investigator
      SANO Takashi (SANO Takash)
    • Project Period (FY)
      2008 – 2012
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      Yamagata University
  •  RESEARCHES ON SIMULTANEOUS UNITARY DILATIONS OF OPERATORS ON HILBERT SPACES

    • Principal Investigator
      OKAYASU Takateru
    • Project Period (FY)
      2000 – 2002
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Basic analysis
    • Research Institution
      YAMAGATA UNIVERSITY
  •  可測・位相力学系からの部分作用素環の研究Principal Investigator

    • Principal Investigator
      佐野 隆志
    • Project Period (FY)
      1999 – 2000
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      Global analysis
    • Research Institution
      Yamagata University
  •  代数的場の理論から得られる2つの部分因子環の研究Principal Investigator

    • Principal Investigator
      佐野 隆志
    • Project Period (FY)
      1997 – 1998
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      解析学
    • Research Institution
      Yamagata University
  •  Algebraic Coding Theory and the related studies of algebraic, geometric and analytic natures

    • Principal Investigator
      OZEKI Michio
    • Project Period (FY)
      1997 – 2000
    • Research Category
      Grant-in-Aid for Scientific Research (B).
    • Research Field
      Algebra
    • Research Institution
      Faculty of Science, Yamagata University
  •  ヒルベルト空間上の作用素系の伸張(dilation)とその応用

    • Principal Investigator
      岡安 隆照
    • Project Period (FY)
      1996
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Yamagata University
  •  種々の関数空間上の作用素系にかかわる調和解析

    • Principal Investigator
      SATO Enji
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      解析学
    • Research Institution
      Yamagata University
  •  因子環のなす可換な4つ組とパラグループの研究Principal Investigator

    • Principal Investigator
      佐野 隆志
    • Project Period (FY)
      1994
    • Research Category
      Grant-in-Aid for Encouragement of Young Scientists (A)
    • Research Field
      解析学
    • Research Institution
      Yamagata University

All 2013 2012 2011 2010 2009 2008 Other

All Journal Article Presentation Book

  • [Book] マトリックスの世界2013

    • Author(s)
      佐野隆志
    • Publisher
      共立出版
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Book] マトリックスの世界2009

    • Author(s)
      佐野隆志
    • Publisher
      共立出版
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Conditional negativity of anti-Loewner matrices2012

    • Author(s)
      C.Hidaka,T.Sano
    • Journal Title

      Linear and Multilinear Algebra

      Volume: 60 Pages: 1265-1270

    • DOI

      10.1080/03081087.2011.627858

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Loewner matrices of matrix convex and monotone functions2012

    • Author(s)
      F. Hiai, T. Sano
    • Journal Title

      J. Math. Soc. Japan

      Volume: 64 Issue: 2 Pages: 343-364

    • DOI

      10.2969/jmsj/06420343

    • NAID

      10030740187

    • ISSN
      0025-5645, 1881-1167, 1881-2333
    • Language
      English
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152, KAKENHI-PROJECT-21540208
  • [Journal Article] Loewner matrices of matrix convex and monotone functions2012

    • Author(s)
      F.Hiai and T.Sano
    • Journal Title

      J. Math. Soc., Japan

      Volume: 64 Pages: 343-364

    • NAID

      10030740187

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-23540215
  • [Journal Article] On Loewner and Kwong matrices2012

    • Author(s)
      T. Sano, S. Tachibana
    • Journal Title

      Scientiae Mathematicae Japonicae

      Volume: 75 Pages: 335-338

    • NAID

      130007663505

    • URL

      http://www.jams.or.jp/notice/scmjol/

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] On Loewner and Kwong matrices2012

    • Author(s)
      T. Sano
    • Journal Title

      Sci. Math. Japonicae

      Volume: 75 Pages: 335-338

    • NAID

      130007663505

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Positivity and conditional positivity of Loewner matrices2010

    • Author(s)
      R. Bhatia, T.Sano
    • Journal Title

      Positivity

      Volume: 14 Pages: 421-430

    • DOI

      10.1007/s11117-009-0027-2

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Numerical radius and unitarity2010

    • Author(s)
      T. Sano, A. Uchiyama
    • Journal Title

      Acta Sci. Math.(Szeged)

      Volume: 76 Pages: 581-584

    • URL

      http://acta.fyx.hu/acta/home.action?noDataSet=true

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Numerical radius and unitarity2010

    • Author(s)
      T.Sano, A.Uchiyama
    • Journal Title

      Acta Sci.Math.(Szeged) 76

      Pages: 581-584

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Positivity and conditional positivity of Loewner matrices2010

    • Author(s)
      R.Bhatia, T.Sano
    • Journal Title

      Positivity 14

      Pages: 421-430

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Numerical radius and unitarity2010

    • Author(s)
      T.Sano, A.Uchiyama
    • Journal Title

      Acta Sci.Math.(Szeged)

      Volume: 76 Pages: 581-584

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Young's inequality and trace2009

    • Author(s)
      K.Cho, T.Sano
    • Journal Title

      Linear Algebra and its Application 431

      Pages: 1218-1222

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Young's inequality and trace2009

    • Author(s)
      K, Cho, T.Sano
    • Journal Title

      Linear Algebra and its Application 431

      Pages: 1218-1222

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Young's inequality and trace2009

    • Author(s)
      K, Cho, T.Sano
    • Journal Title

      Linear Algebra and itsApplication

      Volume: 431 Pages: 1218-1222

    • DOI

      10.1016/j.laa.2009.04.016

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Loewner matrices and operator convexity2009

    • Author(s)
      R. Bhatia and T. Sano
    • Journal Title

      Math. Annalen 344

      Pages: 703-716

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Loewner matrices and operator convexity2009

    • Author(s)
      R. Bhatia,T.Sano
    • Journal Title

      Math. Annalen

      Volume: 344 Pages: 703-716

    • DOI

      10.1007/s00208-008-0323-3

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Loewner matrices and operator convexity2009

    • Author(s)
      R.Bhatia, T.Sano
    • Journal Title

      Math.Annalen 344

      Pages: 703-716

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Numerical radius of Moore-Penrose inverse

    • Author(s)
      H. Ito, T. Sano, Y. Sato
    • Journal Title

      to appear in Scientiae MathematicaeJaponicae

    • NAID

      130007643025

    • URL

      http://www.jams.or.jp/notice/scmjol/

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Journal Article] Fr¥'echet derivatives for operator monotone functions

    • Author(s)
      T. Sano
    • Journal Title

      to appear in Linear Algebra and its Application

    • DOI

      10.1016/j.laa.2013.05.018

    • URL

      http://www.sciencedirect.com/science/journal/00243795

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Around Loewner matrices2012

    • Author(s)
      佐野隆志
    • Organizer
      日本数学会関数解析学特別講演
    • Place of Presentation
      東京理科大学
    • Year and Date
      2012-03-27
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Around Loewner matrices2012

    • Author(s)
      T.Sano
    • Organizer
      日本数学会関数解析学特別講演
    • Place of Presentation
      東京理科大学(招待講演)
    • Year and Date
      2012-03-27
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Loewner and anti-Loewnermatrices2012

    • Author(s)
      佐野隆志
    • Organizer
      Positive Matrices and Operators: Recent Developments andAdvances
    • Place of Presentation
      韓国・テグ Kyungpook National University
    • Year and Date
      2012-06-26
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Semi-operator monotonicity and derivatives for operator monotonefunctions2012

    • Author(s)
      佐野隆志
    • Organizer
      研究集会「幾何学及び確率論的手法による作用素の構造解析の研究」
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      2012-11-06
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Loewner and Kwongmatrices2012

    • Author(s)
      佐野隆志
    • Organizer
      Matrices and Operators in honor ofsixtieth birthday of Rajendra Bhatia
    • Place of Presentation
      インド・バンガロール Iisc
    • Year and Date
      2012-12-30
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Anti-Loewner matrices ; Numerical radius and unitarity2011

    • Author(s)
      T.Sano, C.Hidaka
    • Organizer
      スペクトル、数域などの作用素の幾何的特性量を用いた作用素の構造研究
    • Place of Presentation
      数理解析研究所(招待講演)
    • Year and Date
      2011-11-16
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Anti-Loewner matricesについて2011

    • Author(s)
      T.Sano, C.Hidaka
    • Organizer
      作用素論・作用素環論研究集会
    • Place of Presentation
      琉球大学(招待講演)
    • Year and Date
      2011-11-04
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Numerical radius andunitarity2011

    • Author(s)
      日高 知佳良、佐野隆志、Anti-Loewner matrices
    • Organizer
      研究集会「スペクトル、数域などの作用素の幾何的特性量を用いた作用素の構造研究」
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      2011-11-16
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Kwong行列について2011

    • Author(s)
      日高 知佳良、佐野隆志
    • Organizer
      研究集会「バナッハ空間論の研究とその周辺」
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      2011-02-14
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Anti-Loewnermatricesについて2011

    • Author(s)
      日高 知佳良、佐野隆志
    • Organizer
      作用素論・作用素環論研究集会
    • Place of Presentation
      琉球大学
    • Year and Date
      2011-11-04
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Loewner行列について2010

    • Author(s)
      佐野 隆志
    • Organizer
      作用素論・作用素環論研究集会
    • Place of Presentation
      東京理科大学
    • Year and Date
      2010-11-13
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] 行列凸性や行列単調性とレウナー行列2010

    • Author(s)
      佐野 隆志
    • Organizer
      研究集会「作用素論における非可換構造とその応用」
    • Place of Presentation
      京都大学数理解析研究所
    • Year and Date
      2010-10-29
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] 行列凸性や行列単調性とレウナー行列2010

    • Author(s)
      T.Sano
    • Organizer
      作用素論における非可換構造とその応用
    • Place of Presentation
      数理解析研究所(招待講演)
    • Year and Date
      2010-10-29
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Loewner matrices and matrix convexity2010

    • Author(s)
      佐野隆志
    • Organizer
      16th Conference of the International Linear Algebra Society
    • Place of Presentation
      イタリア・ピサ
    • Year and Date
      2010-06-22
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Loewner matrices and matrix convexity2010

    • Author(s)
      T.Sano
    • Organizer
      16th Conference of the International Linear Algebra Society
    • Place of Presentation
      イタリアピサ(招待講演)
    • Year and Date
      2010-06-22
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Loewner行列について2010

    • Author(s)
      T.Sano
    • Organizer
      作用素論・作用素環論研究集会
    • Place of Presentation
      東京理科大学(招待講演)
    • Year and Date
      2010-11-13
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Loewner matrices and matrix convexity2010

    • Author(s)
      佐野隆志
    • Organizer
      16th Conference of theInternational Linear Algebra Society
    • Place of Presentation
      イタリア・ピサ
    • Year and Date
      2010-06-22
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Operator monotone functions and Loewner matrices2009

    • Author(s)
      佐野隆志
    • Organizer
      ICTP Summer School and Advanced Workshop on Trends and Developments in Linear Algebra
    • Place of Presentation
      イタリア・トリエステ
    • Year and Date
      2009-06-29
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Loewner行列について2009

    • Author(s)
      T. Sano
    • Organizer
      日本数学会東北支部会
    • Place of Presentation
      東北大
    • Year and Date
      2009-02-21
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Operator monotone functions and Loewner matrices2009

    • Author(s)
      T.Sano
    • Organizer
      ICTP Summer School and Advanced Workshop on Trends and Developments in Linear Algebra
    • Place of Presentation
      ICTPトリエステ
    • Year and Date
      2009-06-29
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Loewner行列について2009

    • Author(s)
      佐野 隆志
    • Organizer
      日本数学会東北支部会特別講演
    • Place of Presentation
      東北大学
    • Year and Date
      2009-02-21
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Operator monotone functions and Loewner matrices2009

    • Author(s)
      佐野隆志
    • Organizer
      ICTP Summer School and Advanced Workshop on Trendsand Developments in Linear Algebra
    • Place of Presentation
      イタリア・トリエステ
    • Year and Date
      2009-06-29
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Matrix Inequalities and Trace2008

    • Author(s)
      T. Sano
    • Organizer
      インド・ラマヌジャン数学会
    • Place of Presentation
      インド工科大学カンプール校
    • Year and Date
      2008-05-21
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Matrix inequalities and trace2008

    • Author(s)
      佐野隆志
    • Organizer
      インド・ラマニュジャン数学会
    • Place of Presentation
      インド・カンプール
    • Year and Date
      2008-05-21
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Matrix inequalities andtrace2008

    • Author(s)
      佐野 隆志
    • Organizer
      インド・ラマニュジャン数学会
    • Place of Presentation
      インド・カンプール
    • Year and Date
      2008-05-21
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Loewner and Kwong matrices

    • Author(s)
      T. Sano
    • Organizer
      Matrices and Operators in honor of sixtieth birthday of Rajendra Bhatia
    • Place of Presentation
      IIsc, Bangalore, India
    • Invited
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Semi-operator monotonicity and derivatives for operator monotone functions

    • Author(s)
      T. Sano
    • Organizer
      幾何学及び確率論的手法による作用素の構造解析の研究
    • Place of Presentation
      数理解析研究所
    • Invited
    • Data Source
      KAKENHI-PROJECT-20540152
  • [Presentation] Loewner and anti-Loewner matrices

    • Author(s)
      T. Sano
    • Organizer
      Positive Matrices and Operators: Recent Developments and Advances
    • Place of Presentation
      Kyungpook National University, Korea.
    • Invited
    • Data Source
      KAKENHI-PROJECT-20540152
  • 1.  SATO Enji (80107177)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 2.  KAWAMURA Shinzo (50007176)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 3.  OKAYASU Takateru (60005775)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 4.  UENO Keisuke (10250911)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 5.  MIZUHARA Takahiro (80006577)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 6.  KOSAKI Hideki (20186612)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  WATATANI Yasuo (00175077)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  HIAI Fumio (30092571)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 9.  OZEKI Michio (90087073)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  MURABAYASHI Naoki (80261676)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  UCHIDA Fuichi (90028126)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  HARADA Masaaki (90292408)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  CHO Muneo (10091620)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  仲田 正躬 (20007173)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  尾方 隆司 (10042425)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  大池 宏清 (20007165)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  鹿野 健 (90020669)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  平松 豊一 (40029674)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  渡辺 伸一 (40007175)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 20.  内田 吉昭 (80280890)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 21.  平吹 慎吉 (70007136)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 22.  澤田 秀樹 (30095856)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 23.  井伊 清隆 (10007180)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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