OSAKA Hiroyuki 大坂博幸

… Alternative Names

OSAKA Hiryuki 大坂博幸

大坂博幸オオサカヒロユキ

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Researcher Number	00244286
Other IDs
Affiliation (Current)	2025: 立命館大学, 理工学部, 教授
Affiliation (based on the past Project Information) *help	2025: 立命館大学, 理工学部, 教授 2006 – 2023: 立命館大学, 理工学部, 教授 2003: Ritsumeikan Univ., Fac.Science and Engineering, Professor, 理工学部, 教授 2002: 立命館大学, 理工学部, 助教授 1998: 立命館大学, 理工学部, 助教授 1997: 琉球大学, 理学部, 助教授 1993: 琉球大学, 理学部, 助手
Review Section/Research Field	Principal Investigator Basic Section 12010:Basic analysis-related / Basic analysis / Global analysis / Global analysis / 解析学 Except Principal Investigator Basic analysis / 解析学
Keywords	Principal Investigator C-環 / ロホリン性 / Rokhlin property / C-指数理論 / stable rank one / norm attaining operators / quantum entanglement / C-環論 / 作用素環論 / C^-接合積 … More / 作用素環 / 実階数 / 安定階数 / C^-環 / C-不変性質 / -表現の分解 / symmetrize f-divergence / approximately inner / -homomorphisms / symmetric f-divergence / Interpolation functions / order zero C.P. maps / real rank zero / C-algebras / 作用素単調関数 / ordered zero 完全正値写像 / 量子エンタングルメント / Althuge 変換 / 作用素論 / Jiang-Su algebras / operator monotone / decomposable maps / completely positive maps / operator means / Jiang-Su absorption / Completely positive maps / Schmidt rank / Operator monotone / Operator means / Sequentially split / Jaing-Su absorption / C-index theory / AF C^-algebras / The classification Theorem for simple C^-algebras / C^-crossed products / stable rank / C^-algebras / Operator algebras / AF C-環 / 単純C-環の分類定理 / C-接合積 / AFC^-環 / 単純C^-環における分類定理 / Rokhlin性 / C^-環論 / Jiang-Su 環 / Pimsner-Popa 不等式 / Linking algebras / Strict comparison / Jiang-Su algebra / Hilbert C-module / Cuntz semigroups / Self-absorbing / Nuclear dimension / Hilbert C-modules / Cuntz-Pimsner algebras / トレース不等式（ベトナム） / トレース不等式 / Jiang-Su環 / Cuntz半群 / nuclear dimension / decomposition rank / Z-安定 / C^*-指数理論 … More Except Principal Investigator Kerr-Newnan距離 / 局所エネルギー減衰 / 固有関数 / 局所エネルギー / ブラックホール / スペクトル集中 / レゾナンス / 相対性理論 / ブラック・ホール / 非相対論的極限 / Kerr-Newman距離 / スペクトル / ディラック作用素 / 相対論的量子力学 / 固有値問題 / スペクトル理論 / ディラック方程式 / 亜完全正値写像 / 完全正値写像 / 実階数 / 超有限次行列環 / 最良近似度 / 連続率 / マルチプライヤー作用素 / 合成積作用素 Less

C*-包含関係のロホリン性と非整数値の指数をもつ例の構成Principal Investigator
- Principal Investigator
  
  大坂博幸
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 12010:Basic analysis-related
- Research Institution
  Ritsumeikan University
Study of the splitting-*-homomorphisms by ordered zero completely positive maps and the heredity of invariant properties of C*-algebrasPrincipal Investigator
- Principal Investigator
  
  大坂博幸
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 12010:Basic analysis-related
- Research Institution
  Ritsumeikan University
The study of permanent properties for inclusions of C*-algebras and its application to the complex systemPrincipal Investigator
- Principal Investigator
  
  Osaka Hiroyuki
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Ritsumeikan University
Study on permenent properties for inclusion of C*-algebrasPrincipal Investigator
- Principal Investigator
  
  Osaka Hiroyuki
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Ritsumeikan University
Classification of amenable group actions on C*-algebras and its applicationsPrincipal Investigator
- Principal Investigator
  
  OSAKA Hiroyuki
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Global analysis
- Research Institution
  Ritsumeikan University
Application of the non commutative Rokhlin property to Elliott classification problemPrincipal Investigator
- Principal Investigator
  
  OSAKA Hiroyuki
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Global analysis
- Research Institution
  Ritsumeikan University
A study on the spectrum of Dirac operators
- Principal Investigator
  
  YAMADA Osanobu
- Project Period (FY)
  2006 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Ritsumeikan University
Tracial rank of C^*-crossed products of AF algebras by discrete groupsPrincipal Investigator
- Principal Investigator
  
  OSAKA Hiryuki
- Project Period (FY)
  2002 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Global analysis
- Research Institution
  Ritsumeikan University
単純C*-環の安定階数、実階数の値の決定Principal Investigator
- Principal Investigator
  
  大坂博幸
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  解析学
- Research Institution
  Ritsumeikan University
  University of the Ryukyus
合成積巾作用素の飽和に関する研究
- Principal Investigator
  
  西白保敏彦
- Project Period (FY)
  1993
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  解析学
- Research Institution
  University of the Ryukyus

[Book] Operator and norm inequalities and related topics2022
- Author(s)
  Dinh, Trung Hoa; Osaka, Hiroyuki; Tikhonov, Oleg E. /Matrix inequalities and characterizations of operator monotone functions
- Total Pages
  33
- Publisher
  Springer
- ISBN
  9783031021039
- Data Source
  KAKENHI-PROJECT-20K03644
[Journal Article] Stability of AN-property for the induced Aluthge transformations2023
- Author(s)
  G. Ramesh, H. Osaka, Y. Udagawa, T. Yamazaki
- Journal Title
  
  Linear Alg. Appl.
  
  Volume: 678 Pages: 206-226
- DOI
  10.1016/j.laa.2023.08.016
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Journal Article] Stability of AN-operators under functional calculus2023
- Author(s)
  G. Ramesh, H. Osaka, Y. Udagawa, T. Yamazaki
- Journal Title
  
  Analysis Math.
  
  Volume: 49 Issue: 3 Pages: 825-839
- DOI
  10.1007/s10476-023-0231-5
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Journal Article] Interpolation functions and inequalities2022
- Author(s)
  H. Osaka and Y. Udagawa
- Journal Title
  
  Linear and Multilinear Algebras
  
  Volume: 70 Issue: 20 Pages: 4897-4906
- DOI
  10.1080/03081087.2021.1901840
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Journal Article] On operators which attain their norm on every reducing subspace2022
- Author(s)
  Ramesh, G.; Osaka, H
- Journal Title
  
  Ann. Funct. Anal.
  
  Volume: 13 Issue: 2
- DOI
  10.1007/s43034-022-00167-8
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Journal Article] Rokhlin property for group actions on Hilbert C*-modules2022
- Author(s)
  Dey, Santanu; Osaka, Hiroyuki; Trivedi, Harsh
- Journal Title
  
  Southeast Asian Bulletin of Mathematics
  
  Volume: 46 Pages: 151-171
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Journal Article] On a subclass of norm attaining operators2021
- Author(s)
  Ramesh, Golla; Osaka, Hiroyuki
- Journal Title
  
  Acta Sci. Math.
  
  Volume: 87 Issue: 1-2 Pages: 247-263
- DOI
  10.14232/actasm-020-426-9
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Journal Article] Tracially sequentially-split *-homomorphisms between C*-algebras2021
- Author(s)
  H. Lee and H. Osaka
- Journal Title
  
  Annals Funct. Annal.
  
  Volume: 12
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Journal Article] The Rokhlin property for inclusions of C*-algebras2020
- Author(s)
  Hiroyuki Osaka and Tamotsu Teruya
- Journal Title
  
  Rocky Mountain J. Math.
  
  Volume: -
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K05285
[Journal Article] The order-n minors of certain (n+k) x n matrices2020
- Author(s)
  P. Bag, S. Dey, M. Nagisa and H. Osaka
- Journal Title
  
  Linear Algebra and its Applications
  
  Volume: 603 Pages: 368-389
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Journal Article] On dualities of actions and inclusions2019
- Author(s)
  Hyun Ho Lee and Hiroyuki Osaka
- Journal Title
  
  Journal of functional Analysis
  
  Volume: 276 Issue: 2 Pages: 602-635
- DOI
  10.1016/j.jfa.2018.06.016
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K05285
[Journal Article] Characterization of operator convex functions by certain operator inequalities2019
- Author(s)
  Hiroyuki Osaka, Yukihiro Tsurumi, and Shuhei Wada
- Journal Title
  
  Mathematical Inequality & Applications
  
  Volume: 22 Issue: 2 Pages: 565-575
- DOI
  10.7153/mia-2019-22-40
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K05285
[Journal Article] Comparing geometric discord and negativity for bipartite states2019
- Author(s)
  Priyabrata Bag, Santanu Dey, and Hiroyuki Osaka
- Journal Title
  
  Physics Letters A
  
  Volume: 383 Issue: 33 Pages: 125973-125973
- DOI
  10.1016/j.physleta.2019.125973
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05285
[Journal Article] Permanence of nuclear dimension for inclusions of unital C*-algebras with the Rokhlin property2018
- Author(s)
  Hiroyuki Osaka and Tamotsu Teruya
- Journal Title
  
  Adv. Oper. Theory
  
  Volume: 3 Pages: 123-136
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K05285
[Journal Article] The Jiang-Su absorption for inclusions of unital C*-algebras2018
- Author(s)
  Hiroyuki Osaka and Tamotsu Teruya
- Journal Title
  
  Canad. J. Math.
  
  Volume: 70 Pages: 400-425
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K05285
[Journal Article] Generalized reverse Cauchy inequality and applications to operator means2018
- Author(s)
  Hiroyuki Osaka, Yukihiro Tsurumi, and Shuhei Wada
- Journal Title
  
  Journal of Mathematics and Inequality
  
  Volume: -
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K05285
[Journal Article] Permanence of nuclear dimension for inclusions of unital C*-algebras with the Rokhlin property2017
- Author(s)
  H. Osaka and T. Teruya
- Journal Title
  
  Advances in Operator Theory
  
  Volume: 印刷中
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Journal Article] The generalized reverse Cauchy inequality2016
- Author(s)
  D. T. Hoa, T. B. Khue, and H. Osaka
- Journal Title
  
  Linear and Multilinear Algebras
  
  Volume: 64 Issue: 7 Pages: 1415-1423
- DOI
  10.1080/03081087.2015.1087459
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Journal Article] Matrix monotone functions and the generalized Powers-Stormer inequality2016
- Author(s)
  H. Osaka
- Journal Title
  
  Ordered Structures and Applications: Positivity VII Trends in Mathematics
  
  Volume: - Pages: 349-361
- DOI
  10.1007/978-3-319-27842-1_22
- ISBN
  9783319278407, 9783319278421
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Journal Article] Unexpected relations which characterize operator means2016
- Author(s)
  H. Osaka and S. Wada
- Journal Title
  
  Proceedings of the Amerian Mathematical Society, Series B
  
  Volume: 3 Pages: 9-17
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Journal Article] Characterization of operator monotone functions by Powers-Størmer type inequalities2015
- Author(s)
  Dinh Trung Hoa, H. Osaka, and J. Tomiyama
- Journal Title
  
  Linear Multilinear Algebras
  
  Volume: 63 Pages: 1577-1589
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Journal Article] Interpolation classes and matrix means2015
- Author(s)
  Dinh Trung Hoa, Toan M. Ho, and H. Osaka
- Journal Title
  
  Banach J. Math. Anal.
  
  Volume: 9 Pages: 140-152
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Journal Article] Inequalities for interpolation functions2015
- Author(s)
  Dinh Trung Hoa and H. Osaka
- Journal Title
  
  Banach J. Math. Anal.
  
  Volume: 9 Pages: 67-74
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Journal Article] Inequalities for interpolation functions2014
- Author(s)
  Dinh Trung Hoa and Hiroyuki Osaka
- Journal Title
  
  Banach J. Math. Anal.
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] Strongly self-absorbing property for inclusions of C*-algebras with a finite Watatani index2014
- Author(s)
  H. Osaka, T. Teruya
- Journal Title
  
  Trans. Amer. Math. Soc.
  
  Volume: 366 Issue: 3 Pages: 1685-1702
- DOI
  10.1090/s0002-9947-2013-05907-7
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] Matrix functions and the generalized Powers-Stormer inequality2014
- Author(s)
  Hiroyuki Osaka
- Journal Title
  
  The proceedings of Positivity 2013
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] Strongly self-absorbing property for inclusions of C*-algebras with a finite Watatani index2014
- Author(s)
  H. Osaka and T. Teruya
- Journal Title
  
  Trans. Amer. Math. Soc.
  
  Volume: 366 Pages: 1685-1702
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-26400125
[Journal Article] The linear span of projections in AH algebras and for inclusions of C*-algebras2013
- Author(s)
  D. T. Hoa, T. M. Ho, H. Osaka
- Journal Title
  
  Abstract and Applied Analysis
  
  Volume: 2013 Pages: 1-12
- DOI
  10.1155/2013/204319
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] Strongly self-absorbing property for inclusions of C*-algebras with a finite Watatani index2013
- Author(s)
  Hiroyuki Osaka and Tamotsu Teruya
- Journal Title
  
  Transaction of the American Mathematical Society
  
  Volume: 印刷中
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] On generalized Powers-Stormer's inequality2013
- Author(s)
  Dinh Trung Hoa, Hiroyuki Osaka, and Ho Min Toan
- Journal Title
  
  Linear Algebra and its Applications
  
  Volume: 438 Pages: 242-249
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] On generalized Powers - Stormer's Inequality2013
- Author(s)
  D. T. Hoa, T. M. Ho, H. Osaka
- Journal Title
  
  Linear Algebra Appl
  
  Volume: 438 Issue: 1 Pages: 242-249
- DOI
  10.1016/j.laa.2012.07.053
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] Classification of bi-quitrit positive partial transpose entangled edge states by their ranks2012
- Author(s)
  Seung-Hyeok and Hiroyuki Osaka
- Journal Title
  
  J. Math. Phys.
  
  Volume: 53 Issue: 5 Pages: 52201-52201
- DOI
  10.1063/1.4712302
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] Double piling structure of matrix monotone functions and of matrix convex functions II2012
- Author(s)
  H. Osaka, J. Tomiyama
- Journal Title
  
  Linear Algebra Appl
  
  Volume: 437 Issue: 3 Pages: 735-748
- DOI
  10.1016/j.laa.2012.02.033
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] Double piling structure of matrix monotone functions and of matrix convex functions II2012
- Author(s)
  Hiroyuki Osaka and Jun Tomiyama
- Journal Title
  
  Linear Algebra and its Applications
  
  Volume: 437 Pages: 735-748
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] Crossed products by finite group actions with the Rokhlin property2012
- Author(s)
  H. Osaka, N. C. Phillips
- Journal Title
  
  Math. Z.
  
  Volume: 270 Issue: 1-2 Pages: 19-42
- DOI
  10.1007/s00209-010-0784-4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] Crossed products by finite group actions with the Rokhlin property2012
- Author(s)
  Hiroyuki Osaka and N. Christopher Phillips
- Journal Title
  
  Math. Z
  
  Volume: 270 Pages: 19-42
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] Note on the structure of matrix monotone functions2011
- Author(s)
  H.Osaka, J.Tmiyama
- Journal Title
  
  Frontiers of Analysis, Engineering Mathematics
  
  Volume: (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Crossed products by finite group actions with the Rokhlin property2011
- Author(s)
  H.Osaka, N.C.Phillips
- Journal Title
  
  Math.Z. (印刷中掲載確定発行予定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Note on the structure of matrix monotone functions, Frontiers of Analysis2011
- Author(s)
  H.Osaka, J.Tomiyama
- Journal Title
  
  Engineering Mathematics (印刷中掲載確定発行予定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Strongly self-absorbing property for inclusions of C^*-algebras with a finite Watatani index2010
- Author(s)
  H.Osaka, T.Teruya
- Journal Title
  
  arXiv.org(Mathematics)(プレプリントサーバー) 1002.4233
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Crossed products by finite group actions with the Rokhlin property2010
- Author(s)
  H.Osaka, N.C.Phillips
- Journal Title
  
  Math.Z. (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Operator convex functions on C^*-algebras2010
- Author(s)
  H.Osaka, S.D.Silvestrov, J.Tomiyama
- Journal Title
  
  the Proceedings of the Estonian Academy of Sciences 59巻
  
  Pages: 48-52
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Cancellation of C^*-crossed products2009
- Author(s)
  J.A Jeong, H.Osaka, N.C.Phillips, T.Teruya
- Journal Title
  
  Indiana J.Math. 58巻
  
  Pages: 1537-1564
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Cancellation for inclusions of $C^*$-algebras of finite depth2009
- Author(s)
  J.A. Jeong, H. Osaka, N.C. Phillips, T. Teruya
- Journal Title
  
  Indiana Univ. Math. J. 58
  
  Pages: 1537-1564
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Cancellat ion of C*-crossed products2009
- Author(s)
  J. A Jeong, H. Osaka, N. C. Phillips, T. Teruya
- Journal Title
  
  Indiana J. Math. (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Double piling structure of matrix monotone functions and of matrix convex functions2009
- Author(s)
  H.Osaka, J.Tomiyama
- Journal Title
  
  Linear and its Applications 431巻
  
  Pages: 1825-1832
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Double piling structure of matrix monotone functions and of matrix convex functions2009
- Author(s)
  H.Osaka, J.Tomiyama
- Journal Title
  
  Linear and its Applications 431
  
  Pages: 1825-1832
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Operator convex functions on C^*-algebras2009
- Author(s)
  H.Osaka, S.D.Silvestrov, J.Tomiyama
- Journal Title
  
  the Proceedings of the Estonian Academy of Sciences 59
  
  Pages: 48-52
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Double pilling structure of matrix monotone functions and of matrix convex functions2009
- Author(s)
  H. Osaka, J. Tomiyama
- Journal Title
  
  Linear Algebra and its Applications 431
  
  Pages: 1825-1832
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Rohlin property for inclusions of C^*-algebras with a finite Watatani index2009
- Author(s)
  K.Kodaka, H.Osaka, T.Teruya
- Journal Title
  
  Contemporary Mathematics in Amer.Math.Soc. 503巻
  
  Pages: 179-195
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] The Rohlin property for inclusions of $C^*$-algebras with a finite Watatani index2009
- Author(s)
  H. Osaka, K. Kodaka, T. Teruya
- Journal Title
  
  Contemporary Math. 503
  
  Pages: 177-195
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Rohl in property for inclusions of C*-algebras with a finite Watatani index2009
- Author(s)
  K. Kodaka, H. Osaka, T. Teruya
- Journal Title
  
  Contemporary Mathematics in Amer. Math. Soc. (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] The Rokhlin property for automorphisms on simple AT-algebras2008
- Author(s)
  H.Lin, H.Osaka
- Journal Title
  
  Ergod.Th.Dynam.Sys. 28巻
  
  Pages: 1215-1241
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] The Rokhlin property for automorphisms on simple AT-algebras2008
- Author(s)
  H. Lin, H. Osaka
- Journal Title
  
  Ergod. Th. Dynam. Sys. 28
  
  Pages: 1215-1241
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Stable rank for inclusions of C*-algebras2008
- Author(s)
  H. Osaka
- Journal Title
  
  Internatinal Journal of Mathematics 19
  
  Pages: 1011-1020
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Stable rank for inclusions of C^*-algebras2008
- Author(s)
  H.Osaka
- Journal Title
  
  Internatinal Journal of Mathematics, 19巻
  
  Pages: 1011-1020
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540220
[Journal Article] Monotone operator functions,gaps and Power moment problem2007
- Author(s)
  H.Osaka, S.Silvestrov and J.Tomiyama
- Journal Title
  
  Mathematica Scandinavica 100
  
  Pages: 161-183
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] S. Silvestrov and J. Tomiyama, Monotone operator functions, gaps and power moment problem2007
- Author(s)
  H. Osaka
- Journal Title
  
  Mathematica Scandinavica 100
  
  Pages: 161-183
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Monotone operator functions, gaps and power moment problem2007
- Author(s)
  H. Osaka, S. Silvestrov, J. Tomiyama
- Journal Title
  
  Mathematica Scandinavica 100
  
  Pages: 161-183
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Stable rank of depth two inclusion of $C^*$-algebras2007
- Author(s)
  H. Osaka, T. Teruya
- Journal Title
  
  C.R. Math. Acad. Sci. Soc. R. Canada 29
  
  Pages: 28-32
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Stable rank of depth two inclusions of C*-algebras2007
- Author(s)
  H.Osaka and T.Tamotsu
- Journal Title
  
  C.R.Math.Acad.Sci.Soc.R.Can. 29
  
  Pages: 28-32
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Topological stable rank of inclusions of unital $Csp *$-algebras.2006
- Author(s)
  Osaka, Hiroyuki, Teruya, Tamotsu
- Journal Title
  
  Internat.J.Math. 17
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Topological stable rank of inclusions of unital $C^*$-algebras2006
- Author(s)
  H. Osaka, T. Teruya
- Journal Title
  
  Internet J. Math. 17
  
  Pages: 19-34
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Stable and real rank for crossed products by automorphisms with the tracial Rokhlin property2006
- Author(s)
  H. Osaka, N.C. Phillips
- Journal Title
  
  Ergodic Theory Dynamic Systems 26
  
  Pages: 1679-1621
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Furstenberg transformations on irrational rotation algebras2006
- Author(s)
  H. Osaka, N.C. Phillips
- Journal Title
  
  Ergodic Theory Dynamic Systems 26
  
  Pages: 1623-1651
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Stable and real rank for crossed products by automorphisms with the tracial Rokhlin property2006
- Author(s)
  Osaka, Hiroyuki, Phillips.N.Christopher
- Journal Title
  
  Ergodic Theory Dynam.Systems 26
  
  Pages: 1579-1621
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Furstenberg transformations on irrational rotation algebras2006
- Author(s)
  Osaka, Hiroyuki, Phillips.N.Christopher
- Journal Title
  
  Ergodic Theory Dynam.Systems 26
  
  Pages: 1623-1651
- Data Source
  KAKENHI-PROJECT-18540196
[Journal Article] Matrix functions and the generalized Powers-Stormer inequality
- Author(s)
  H. Osaka
- Journal Title
  
  The proceedings of Positivity 2013
  
  Volume: (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Journal Article] Inequalities for interpolation functions
- Author(s)
  D. T. Hoa, H. Osaka
- Journal Title
  
  Banach Journal of Mathematical Analysis
  
  Volume: (掲載決定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] On charactrization of matrix monotone decreasing functions2024
- Author(s)
  M. Kian, M. S. Moslehian, and H. Osaka
- Organizer
  2024年日本数学会年会
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] The induced Aluthge sequence of compact operators2024
- Author(s)
  H. Osaka and T. Yamazaki
- Organizer
  2024年日本数学会年会
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] Factorization property of positive maps on C*-algebras and its applications2023
- Author(s)
  H. Osaka
- Organizer
  International workshop on matrix analysis and its applications
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] A limit of induced Aluthge transformation for centered operators2023
- Author(s)
  H. Osaka and T. Yamazaki
- Organizer
  Mathematical Society of Japan 2023 Annual Meeting, Chuo Univ.
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] Factorization property of positive maps on C*-algebras2023
- Author(s)
  H. Osaka
- Organizer
  Mathematical structures in Quantum Mechanics
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] On a class of k-entanglement witnesses2023
- Author(s)
  T. Mlynik, H. Osaka, M. Marciniak
- Organizer
  Mathematical Society of Japan 2023 Annual Meeting, Chuo Univ.
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] On a class of K-entanglement witnesses2023
- Author(s)
  H. Osaka
- Organizer
  ICIAM 2023
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] Revisit the Powers-Stormer inequality2023
- Author(s)
  H. Osaka
- Organizer
  Recent progeress in operator theory and its applications, RIMS
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] On a class of k-entanglement witnesses2022
- Author(s)
  H. Osaka
- Organizer
  International Workshop on Matrix Analysis and Its Applications, Quy Nhon Univ. Vietnam, (online),
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] Factorization property of positive maps on C*-algebras and its applications2022
- Author(s)
  H. Osaka
- Organizer
  IISER, Mohali, (online),
- Invited
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] Factorization property of positive maps on C*-algebras2022
- Author(s)
  H. Osaka
- Organizer
  ILAS Special Session on Matrix Analysis and Applications, II
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] On subclass of norm attaining operators and related topics2022
- Author(s)
  H. Osaka
- Organizer
  作用素論・作用素環論研究集会
- Invited
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] On a subclass of norm attaining operators2022
- Author(s)
  G. Ramesh and H. Osaka
- Organizer
  Mathematical Society of Japan 2022 Autumn General Meeting, Mathematical Society of Japan, Hokkaido University
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] Stable rank for inclusions of Banach algebras2022
- Author(s)
  大坂博幸, 渚勝, 富田来成
- Organizer
  日本数学会
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] Stability of AN-property for the induced Aluthge transformations2022
- Author(s)
  G. Ramesh, H. Osaka, Y. Udagawa, T. Yamazaki
- Organizer
  Mathematical Society of Japan 2022 Autumn General Meeting,Hokkaido University
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] Interpolation functions and inequalities2021
- Author(s)
  H. Osaka
- Organizer
  First Sibau-Nu workshop on Matrix Analysis and Linear Algebra
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] On a subclass of norm attaining operators2021
- Author(s)
  H. Osaka
- Organizer
  Order Analysis and Related Problems of Mathematical Modelling, XVI. Operator Theory and Differential Equations
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] A factorization property of positive maps on C*-algebras2020
- Author(s)
  H. Osaka
- Organizer
  作用素論・作用素環論研究集会
- Invited
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] Schmidtランクと部分空間2020
- Author(s)
  渚勝, 大坂博幸, Priyabrata Bag, Santanu Dey
- Organizer
  日本数学会2020年度秋期総合分科会
- Data Source
  KAKENHI-PROJECT-20K03644
[Presentation] The Rohklin property for inclusions of C*-algebras2019
- Author(s)
  Hiroyuki Osaka and Tamotsu Teruya
- Organizer
  日本数学会2019年度会
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] Subspaces of maximal dimension with bounded Schmidt rank2019
- Author(s)
  Hiroyuki Osaka
- Organizer
  Mathematical aspects in current Quantum Information Theory 2019
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] On dualities of actions and inclusions2019
- Author(s)
  Hiroyuki Osaka
- Organizer
  日本数学会2019年度秋季総合分科会
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] Maps preserving AN-operators2018
- Author(s)
  Hiroyuki Osaka
- Organizer
  The 14th Workshop on Numerical Ranges and Numerical Radii
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] The tracial Rokhlin property for an inclusion of unital C*-algebras2018
- Author(s)
  Hiroyuki Osaka
- Organizer
  IWOTA2018
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] Maps preserving operator means2018
- Author(s)
  Hiroyuki Osaka
- Organizer
  2018 International conference on Matrix Inequalities and Matrix Equations
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] Stable rank for C*-algebras2017
- Author(s)
  Hiroyuki Osaka
- Organizer
  Conference on Functional Analysis@IIT Bombay
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] The Rokhlin property for inclusions of C*-algebras2017
- Author(s)
  Hiroyuki Osaka
- Organizer
  Abstract Harmonic Analysis, Dynamical Sysytem, and Operator Algebras, 2017 KMS Spring Meeting
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] Matrix functions, matrix means, matrix inequalities2017
- Author(s)
  Hiroyuki Osaka
- Organizer
  2017 International Conference on Matrix Inequalities and Matrix Equations
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] Operator means and an application to generalized entropies2017
- Author(s)
  Hiroyuki Osaka
- Organizer
  Operator Algebras and Quantum Information Theory
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] Operator means and application to generalized entropies2017
- Author(s)
  Hiroyuki Osaka
- Organizer
  2017 International Workshop on Quantum Information, Quantum Computing and Quantum Control
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] The Rokhlin property for inclusions of C*-algebras2017
- Author(s)
  Hiroyuki Osaka
- Organizer
  The third summer school on Operator Algebras and Noncommutative Geometry
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05285
[Presentation] The Rokhlin property for group actions on Hilbert C*-modules2016
- Author(s)
  H. Osaka
- Organizer
  Special week on Operator Algebras in June 2016
- Place of Presentation
  (中国)上海
- Year and Date
  2016-06-07
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] Tracial approximation for inclusions of unital C*-algebras2016
- Author(s)
  H. Osaka
- Organizer
  International conference on structure of C*-algebras and tracial approximation
- Place of Presentation
  (中国)Shijiazhuang
- Year and Date
  2016-07-07
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] The Rokhlin property for group actions on Hilbert C*-modules2016
- Author(s)
  H. Osaka
- Organizer
  Recent development in Operator Algebras
- Place of Presentation
  (京都府京都市)京都大学数理解析研究所
- Year and Date
  2016-09-12
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] Generalized reverse Cauchy inequality and applications to operator means2016
- Author(s)
  H. Osaka, Y. Tsurumi, S. Wada
- Organizer
  日本数学会２０１６年度秋期総合分科会
- Place of Presentation
  (東京都八王子市)首都大学
- Year and Date
  2016-09-16
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] Matrix functions, matrix means, matrix inequalities2016
- Author(s)
  H. Osaka
- Organizer
  Recent advances in Operator Theory and Operator Algebras2016
- Place of Presentation
  (インド)バンガロール
- Year and Date
  2016-12-19
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] Generalized reverse Cauchy inequality and applications to operator means2016
- Author(s)
  H. Osaka
- Organizer
  KOTAC 2016
- Place of Presentation
  (韓国)ソウル
- Year and Date
  2016-06-21
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] Some operator inequalities which characterize operator means2016
- Author(s)
  H. Osaka
- Organizer
  ILAS2016
- Place of Presentation
  (ベルギー)ルーベン
- Year and Date
  2016-07-15
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] Gaps problem of matrix monotone functions and matrix convex functions and their applications2015
- Author(s)
  大坂博幸
- Organizer
  日本数学会2015年度春期総合分科会
- Place of Presentation
  明治大学(東京都)
- Year and Date
  2015-03-22
- Invited
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] Some operator inequalities which characterize operator means2015
- Author(s)
  大坂博幸, 和田州平, 鶴見幸大
- Organizer
  日本数学会2015年度秋期総合分科会
- Place of Presentation
  京都産業大学(京都府京都市)
- Year and Date
  2015-09-15
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] Symmetric operator monotone functions and operator means2015
- Author(s)
  H. Osaka
- Organizer
  作用素論・作用素環論研究集会
- Place of Presentation
  KKR妙高高原白樺荘(新潟県妙高市)
- Year and Date
  2015-10-25
- Invited
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] Some operator inequalities which characterize operator means2015
- Author(s)
  H. Osaka
- Organizer
  Workshop on Quantum information theory and related topics
- Place of Presentation
  (ベトナム)ハノイ
- Year and Date
  2015-09-01
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] The Rokhlin property for an inclusion of C*-algebras2015
- Author(s)
  H. Osaka
- Organizer
  Special Week on Operator Algebras
- Place of Presentation
  (中国)上海
- Year and Date
  2015-06-03
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] 非対称な作用素平均について2015
- Author(s)
  大坂博幸
- Organizer
  関数解析学の研究とその応用
- Place of Presentation
  新潟大学(新潟県)
- Year and Date
  2015-01-30
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] The Jiang-Su absorption for inclusions of unital C*-algebras2014
- Author(s)
  H. Osaka
- Organizer
  ICM Satillite Conference on Operator algebras and Applications
- Place of Presentation
  (韓国)ソウル
- Year and Date
  2014-08-09
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] Interpolation classes and matrix means2014
- Author(s)
  D. T. Hoa, T. M. Ho, H. Osaka
- Organizer
  日本数学会 2014 春期総合分科会
- Place of Presentation
  学習院大学 (東京)
- Year and Date
  2014-03-18
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] The Jiang-Su absorption for inclusions of unital C*-algebras2014
- Author(s)
  大坂博幸, 照屋保
- Organizer
  日本数学会2014年度秋期総合分科会
- Place of Presentation
  広島大学(広島県)
- Year and Date
  2014-09-27
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] SELF-ADJOINTNESS AND SYMMETRICITY OF OPERATOR MEANS2014
- Author(s)
  大坂博幸
- Organizer
  作用素の平均とその関連
- Place of Presentation
  京都大学数理解析研究所(京都府)
- Year and Date
  2014-11-28
- Invited
- Data Source
  KAKENHI-PROJECT-26400125
[Presentation] Interpolation functions and matrix means2013
- Author(s)
  D. T. Hoa, T. M. Ho, H. Osaka
- Organizer
  作用素単調関数と関連する話題について
- Place of Presentation
  京都数理解析研究所(京都)
- Year and Date
  2013-11-07
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Matrix monotone functions and a generalized Pwoers-Stormer Inequality2013
- Author(s)
  H. Osaka
- Organizer
  Positivity 2013
- Place of Presentation
  Leiden (Netherland)
- Year and Date
  2013-07-22
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] LP Property for C*-algebras2013
- Author(s)
  D. T. Hoa, T. M. Ho, H. Osaka
- Organizer
  日本数学会2013 秋期総合分科会
- Place of Presentation
  愛媛大学 ( 愛媛 )
- Year and Date
  2013-09-26
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Characterization of monotonicity by the inequality2013
- Author(s)
  H. Osaka
- Organizer
  Recent advances in Operator Theory and Operator Algebras
- Place of Presentation
  Bangalore (India)
- Year and Date
  2013-01-10
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Inclusion of C*-algebras and Rokhlin property2013
- Author(s)
  H. Osaka
- Organizer
  The Asian Mathematical Conference 2013
- Place of Presentation
  釜山(韓国)
- Year and Date
  2013-07-01
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] 量子情報理論入門 I, II2013
- Author(s)
  H. Osaka
- Organizer
  RIMS共同研究「量子化と作用素環」
- Place of Presentation
  京都数理解析研究所(京都)
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Permanence properties for inclusion of unital C*-algebras2013
- Author(s)
  H. Osaka
- Organizer
  2013 年作用素論・作用素環論研究集会
- Place of Presentation
  お茶の水女子大学 (東京)
- Year and Date
  2013-11-23
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Nuclear dimension for an inclusion of unital C*-algebras2013
- Author(s)
  H. Osaka, T. Teruya
- Organizer
  日本数学会 2013 春期総合分科会
- Place of Presentation
  京都大学(京都)
- Year and Date
  2013-03-22
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] On generalized Powers - Stormer's inequality2013
- Author(s)
  D. T. Hoa, T. M. Ho, H. Osaka
- Organizer
  日本数学会 2013 春期総合分科会
- Place of Presentation
  京都大学 ( 京都 )
- Year and Date
  2013-03-22
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Matrix monotone functions with application to quantum information theory2013
- Author(s)
  H. Osaka
- Organizer
  The 1st International workshop on Quantum Information Theory and related topics
- Place of Presentation
  Da Nang(Viet Nam)
- Year and Date
  2013-08-19
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] LP property for C*-algebras2013
- Author(s)
  H. Osaka
- Organizer
  Special week on Operator Algebras 2013
- Place of Presentation
  上海 ( 中国 )
- Year and Date
  2013-06-18
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Generalized Powers - Stormer inequality2012
- Author(s)
  H. Osaka
- Organizer
  Special week on Operator Algebras 2012
- Place of Presentation
  上海(中国)
- Year and Date
  2012-06-19
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Classification of bi-qutrit positive partial transpose entangled edge states by their ranks2012
- Author(s)
  H. Osaka
- Organizer
  KOTAC2012
- Place of Presentation
  清州市(韓国)
- Year and Date
  2012-06-22
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] On generalized Powers - Stormer's inequality2012
- Author(s)
  H. Osaka
- Organizer
  RIMS 共同研究「幾何学および確率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(京都)
- Year and Date
  2012-11-05
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Nuclear dimension for an inclusion of unital C*-algebras2011
- Author(s)
  H. Osaka
- Organizer
  Special week on Operator Algebras 2011
- Place of Presentation
  上海(中国)
- Year and Date
  2011-06-21
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Strongly self-absorbing property for inclusions of C^*-algebras with a finite Watatani index2011
- Author(s)
  大坂博幸,照屋保
- Organizer
  日本数学会2011年会
- Place of Presentation
  早稲田大学理工学術院(東京都)
- Year and Date
  2011-03-22
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Nuclear dimension for an inclusion of unital C*-algebras2011
- Author(s)
  大坂博幸
- Organizer
  Special Week on Operator Algebras(招待講演)
- Place of Presentation
  華東師範大学(上海・中国）
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Nuclear dimension for an inclusion of unital C*-algebras2011
- Author(s)
  H. Osaka
- Organizer
  2011 年作用素論・作用素環論研究集会
- Place of Presentation
  琉球大学(沖縄)
- Year and Date
  2011-11-03
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Nuclear dimension for an inclusion of unital C*-algebras2011
- Author(s)
  大坂博幸
- Organizer
  作用素論・作用素環論研究集会(招待講演)
- Place of Presentation
  琉球大学(沖縄県)
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Strongly self-absorbing property for inclusions of C^*-algebras with a finite Watatani index2010
- Author(s)
  大坂博幸
- Organizer
  Special Week on Operator Algebras
- Place of Presentation
  East China Normal Univ. (Shanghai, China)
- Year and Date
  2010-06-23
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Inclusion of unital C^*-algebras and the Rokhlin property2010
- Author(s)
  大坂博幸
- Organizer
  International Conference on Quantum Probability and Related Topics
- Place of Presentation
  JNCASR(Bangalore, India)
- Year and Date
  2010-08-15
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Double piling structure of matrix monotone functions and of matrix convex functions2010
- Author(s)
  大坂博幸
- Organizer
  KOTAC2010
- Place of Presentation
  Inchon大学(Seoul, Korea)
- Year and Date
  2010-06-18
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Local property for C^*-algebras and the Rokhlin property2010
- Author(s)
  大坂博幸,照屋保
- Organizer
  作用素環論の最新の進展について
- Place of Presentation
  京都大学数理解析研究所(京都府)
- Year and Date
  2010-09-02
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Strongly self-absorbing property for inclusions of C^*-algebras with a finite Watatani index2010
- Author(s)
  大坂博幸
- Organizer
  Special Week on Operator Algebras
- Place of Presentation
  East China Normal Univ.(Shanghai, China)
- Year and Date
  2010-06-23
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Double piling structure of matrix monotone functions and of matrix convex functions2010
- Author(s)
  大坂博幸
- Organizer
  KOTAC2010
- Place of Presentation
  Inchon 大学(Seoul, Korea)
- Year and Date
  2010-06-18
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Inclusion of unital C^*-algebras and the Rokhlin property2010
- Author(s)
  大坂博幸
- Organizer
  International Conference on Quantum Probability and Related Topics
- Place of Presentation
  JNCASR (Bangalore, India)
- Year and Date
  2010-08-15
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Tracial approximation for crossed products by fnite groups with the tracial Rokhlin property2009
- Author(s)
  大坂博幸
- Organizer
  Special Week on Operator Algebras
- Place of Presentation
  East China Normal University(中国)
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] The Rokhlin property for inclusions of C^*-algebras2009
- Author(s)
  大坂博幸、小高一則、照屋保
- Organizer
  日本数学会2009年度秋期総合分科会
- Place of Presentation
  大阪大学(大阪府)
- Year and Date
  2009-09-25
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Local properties for C^*-algebras and the Rokhlin property2009
- Author(s)
  大坂博幸
- Organizer
  2009 joint meeting of the Korean Mathematical Society and the American Mathematical Society
- Place of Presentation
  Ehwa大学(Seoul, Korea)
- Year and Date
  2009-12-17
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Rokhlin property for inclusions of C^*-algebras with a finite Watatani index2009
- Author(s)
  大坂博幸
- Organizer
  KOTAC2009
- Place of Presentation
  Kyungpook Univ(韓国)
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Local properties for C^*-algebras and the Rokhlin property2009
- Author(s)
  大坂博幸
- Organizer
  2009 joint meeting of the Korean Mathematical Society and the American Mathematical Society
- Place of Presentation
  Ehwa University(韓国)
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Rokhlin property for inclusions of C^*-algebras with a finite Watatani index2009
- Author(s)
  大坂博幸
- Place of Presentation
  Kyungpook Univ (Daigo, Korea)
- Year and Date
  2009-06-19
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Tracial approximation for crossed products by fnite groups with the tracial Rokhlin property2009
- Author(s)
  大坂博幸
- Organizer
  Special Week on Operator Algebras
- Place of Presentation
  East China Normal Univ. (Shanghai, china)
- Year and Date
  2009-06-23
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Crossed products by finite group actions with the Rokhlin property2008
- Author(s)
  大坂博幸, N. C. Phillips
- Organizer
  日本数学会2008年度秋期総合分科会, 日本数学会
- Place of Presentation
  東京工業大学
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] The Rokhlin property for inclusions of C^*-algebras with a finite Watatani index2008
- Author(s)
  大坂博幸
- Organizer
  Operator structures and Dynamical systems
- Place of Presentation
  Leiden Univ. (Leiden, Nederland)
- Year and Date
  2008-06-24
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Cancellation for inclusions of C*-algebras of finite depth2008
- Author(s)
  J. A Jeong, 大坂博幸, 照屋保, N. C. Phillips
- Organizer
  日本数学会2008年度秋期総合分科会, 日本数学会
- Place of Presentation
  東京工業大学
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Cancellation for inclusions of C^*-algebras of finite depth2008
- Author(s)
  J.A Jeong, 大坂博幸, 照屋保, N.C.Phillips
- Organizer
  日本数学会2008年度秋期総合分科会
- Place of Presentation
  東京工業大学(東京都)
- Year and Date
  2008-09-24
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Crossed products by finite group actions with the Rokhlin property2008
- Author(s)
  大坂博幸, N.C.Phillips
- Organizer
  日本数学会2008年度秋期総合分科会
- Place of Presentation
  東京工業大学(東京都)
- Year and Date
  2008-09-24
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Stable rank for inclusions of C^*-algebras2008
- Author(s)
  大坂博幸
- Organizer
  KOTAC2008
- Place of Presentation
  Seoul Univ. (Seoul, Korea)
- Year and Date
  2008-06-20
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] The Rokhlin property for inclusions of C*-algebras with a finite Watatani index2008
- Author(s)
  大坂博幸
- Organizer
  Operator structures and Dynamical systems
- Place of Presentation
  ライデン大学(オランダ)
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Stable rank for inclusions of C*-algebras2008
- Author(s)
  大坂博幸
- Organizer
  KOTAC2008
- Place of Presentation
  ソウル大学(韓国)
- Data Source
  KAKENHI-PROJECT-20540220
[Presentation] Interpolation functions and matrix means
- Author(s)
  Hiroyuki Osaka, Dinh Trung Hoa, Ho Minh Toan
- Organizer
  作用素単調関数と関連する話題について
- Place of Presentation
  京都大学数理解析研究所(京都府)
- Invited
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Inclusion of C*-algebras and Rokhlin property
- Author(s)
  Hiroyuki Osaka
- Organizer
  The Asian mathematical Conference 2013
- Place of Presentation
  釜山（韓国）
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] 量子情報理論入門II
- Author(s)
  Hiroyuki Osaka
- Organizer
  量子化と作用素環
- Place of Presentation
  京都大学数理解析研究所（京都府）
- Invited
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Characterization of monotonicity by the inequality
- Author(s)
  Hiroyuki Osaka
- Organizer
  Recent advances in Operator Theory and Operator Algebras
- Place of Presentation
  Bangalore(India)
- Invited
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Generalized Powers-Stormer inequality
- Author(s)
  Hiroyuki Osaka
- Organizer
  Special week on operator algebras
- Place of Presentation
  上海（中国）
- Invited
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] 量子情報理論I
- Author(s)
  Hiroyuki Osaka
- Organizer
  量子化と作用素環
- Place of Presentation
  京都大学数理解性研究所（京都府）
- Invited
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] LP property for C*-algebras
- Author(s)
  Hiroyuki Osaka, Dinh Trung Hoa, Ho Minh Toan
- Organizer
  日本数学会2013年度秋期総合分科会
- Place of Presentation
  愛媛大学(愛媛県）
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Matrix monotone functions and a generalized Powers-Stormer inequality
- Author(s)
  Hiroyuki Osaka
- Organizer
  Positivity 2013
- Place of Presentation
  Leiden（オランダ）
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Permanence property for an inclusion of unital C*-algebras
- Author(s)
  Hiroyuki Osaka
- Organizer
  2013年度作用素論・作用素環論研究集会
- Place of Presentation
  お茶の水女子大学(東京都)
- Invited
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Nuclear dimension for an inclusion of unital C*-algebras
- Author(s)
  大坂博幸, 照屋保
- Organizer
  日本数学会2012年度年会
- Place of Presentation
  京都大学（京都府）
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Matrix monotone functions with the application to quantum information theory
- Author(s)
  Hiroyuki Osaka
- Organizer
  International workshop on Quantum information theory and related topics
- Place of Presentation
  Danang(ベトナム)
- Invited
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] On generalized Powers-Stormer's inequality
- Author(s)
  Hiroyuki Osaka
- Organizer
  幾何学及び確率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（京都府）
- Invited
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] LP property for C*-algebras
- Author(s)
  Hiroyuki Osaka
- Organizer
  Special week on Operator Algebras
- Place of Presentation
  上海（中国）
- Invited
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] On generalized Poewrs-Stormer's inequality
- Author(s)
  Hiroyuki Osaka, Dinh Trung Ho, Ho Minh Toan
- Organizer
  日本数学会2012年度年会
- Place of Presentation
  京都大学(京都府）
- Data Source
  KAKENHI-PROJECT-23540256
[Presentation] Classification of bi-qutrit positive partial transpose entangled edge states by their ranks
- Author(s)
  Hiroyuki Osaka
- Organizer
  KOTAC2012
- Place of Presentation
  Cheongju(Korea)
- Invited
- Data Source
  KAKENHI-PROJECT-23540256

1. TERUYA Tamotsu (30594246)

# of Collaborated Projects: 3 results

# of Collaborated Products: 17 results
2. ARAI Masaharu (20066715)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
3. ITO Hiroshi (90243005)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. OKAJI Takashi (20160426)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
5. YAMADA Osanobu (70066744)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. WATANABE Takuya (80458009)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. SATO Yasuhiko (70581502)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. KODAKA Kazunori (30221964)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. NAGISA Masaru (50189172)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 西白保敏彦 (70044956)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 日熊隆則 (10218737)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

OSAKA Hiroyuki 大坂 博幸

OSAKA Hiryuki 大坂 博幸

大坂 博幸 オオサカ ヒロユキ

Research Projects

Research Products

Co-Researchers

C*-包含関係のロホリン性と非整数値の指数をもつ例の構成Principal Investigator

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Study of the splitting-*-homomorphisms by ordered zero completely positive maps and the heredity of invariant properties of C*-algebrasPrincipal Investigator

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The study of permanent properties for inclusions of C*-algebras and its application to the complex systemPrincipal Investigator

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Study on permenent properties for inclusion of C*-algebrasPrincipal Investigator

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Classification of amenable group actions on C*-algebras and its applicationsPrincipal Investigator

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Application of the non commutative Rokhlin property to Elliott classification problemPrincipal Investigator

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A study on the spectrum of Dirac operators

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Tracial rank of C^*-crossed products of AF algebras by discrete groupsPrincipal Investigator

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単純C*-環の安定階数、実階数の値の決定Principal Investigator

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合成積巾作用素の飽和に関する研究

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[Book] Operator and norm inequalities and related topics2022

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[Journal Article] Stability of AN-property for the induced Aluthge transformations2023

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[Journal Article] Stability of AN-operators under functional calculus2023

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OSAKA Hiroyuki 大坂博幸

OSAKA Hiryuki 大坂博幸

大坂博幸オオサカヒロユキ

Study of the splitting--homomorphisms by ordered zero completely positive maps and the heredity of invariant properties of C-algebrasPrincipal Investigator

[Journal Article] Tracially sequentially-split -homomorphisms between C-algebras2021