CHO Muneo 長宗雄

… Alternative Names

長宗雄チヨウムネオ

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Researcher Number	10091620
Affiliation (Current)	2023: 神奈川大学, 公私立大学の部局等, 名誉教授
Affiliation (based on the past Project Information) *help	2012 – 2019: 神奈川大学, 理学部, 教授 2014: 神奈川大学, 044, 教授 1997 – 2011: 神奈川大学, 工学部, 教授 1995: 上越教育大学, 学校教育学部, 助教授 1993: 上越教育大学, 学校教育学部, 助教授 1988 – 1991: 上越教育大学, 学校教育学部, 助教授 1986: 上越教育大学, 学校教育学部, 助教授
Review Section/Research Field	Principal Investigator Basic analysis / 解析学 / Basic analysis Except Principal Investigator 代数学・幾何学 / Basic analysis / 解析学 / Basic analysis / Geometry
Keywords	Principal Investigator Hilbert space / spectrum / operator inequality / trace formula / numerical range / operator / Banach space / polar decomposition / hyponormal operator / principal function … More / Taylor spectrum / linear operator / 線形作用素 / ヒルベルト空間 / trace / Aluthge transform / Shannon inequality / Putnam inequality / Xia spectrum / Putnamの不等式 / スペクトル / ∞-isometric / Cの乗-algebra / symmetry / C^-algebra / isometry / conjugation / operator algebra / entropy / dynamical system / Operator Theory / Entropy / Shannon's inequality / moment problem / Riesz idempotent / principal funcition / Operator inequality / n-tuple / hyponormal / joint spectrum / Singular intergral model / p-hyponomal operator / Linear operator / Riemann-Hilbert problem / Weylの定理 / symbol / Riemann-Hilbert問題 / singular integral model / p-hyponormal作用素 / リーマン・ヒルベルト問題 / multioperator / symmetrizable operator / Browder spectrum / Fredholm Theory / SVEP / n-paranormal / Weyl's Theorem / perturbation / Banach algebra / positive functional / Dynamical system / C-algebra / Spectrum / Operator / operator equation / composition operator / Bishop's property / normal opreator / elementary operator / Polaroid operator / normal operator / 力系 / Polaloid operator / Bishop property / m-isometry / normaloid / paranprmal operator / 力学系 / 量子力学 / リーマン-ヒルベルト問題 / pーhyponrmal / hyponamal / uniformly smooth / uniformly convex … More Except Principal Investigator HYPONORMAL OPERATORS / LORENTZ SPACES / COMMUTATORS / KAC ALGEBRAS / GROUPOID C-ALGEBRAS / CHAOS DYNAMICAL SYSTEMS / POSITIVE TRIGONOMETRIC POLYNOMIALS / ESSENTIALLY MNORMAL OPERATORS / log-hyponormal operators / p-hyponormal operators / Lorentz空間 / 可換標準的同型 / Simultaneous unitary dilation / Essentially definite operators / 古田不等式 / Aluthge変換 / ハンケル変換 / Morrey空間 / 位相的グルーポイド / カオス写像 / 耳正規作用素 / Loventz空間 / groupuid C-algebra / 亜正規作用素 / Lobentz空間 / 交換子 / Kac algebra / groupuid C^algebra / カオス力学系 / 正値三角多項式 / 本質的正規作用素 / chaos theory / p-hyponormal operator / Pfaffian / Dirac equation / Phase transition / Navier-Stokes equation / Hardy space / Singular integral / Jaynes-Cummingsモデル / Putnam不等式 / Turnbull等式 / ホロノミック系 / 相転移 / Navier-Stokes方程式 / Hardy空間 / D加群 / 量子アルゴリズム / 指数理論 / 作用素環 / 非線型力学系 / 強一意接続定理 / 特異積分 / ハーディ空間 / sharoly homogemeous set / Delsarte design / coset geometuy / distance-regular graph / algebraic combinatoics / 擬正則写像 / 調和境界 / 理想境界 / q-circular / q-normal / subnormal operator / Hilbert space / q-normal operator / deformed operator / unbounded operator / M_0空間 / M-構造 / 層型空間 / Neumann問題 / Dirichlet問題 / リ-マンダブル / ラプラシアン / M_3-space / M_1-space / d-paracompact / K-semistratifiable / Las^^vnew space / CF family Less

Development around various type entropy as well as operator algebraic basic research on measurable dynamical system and topological dynamical systemPrincipal Investigator
- Principal Investigator
  
  Cho Muneo
- Project Period (FY)
  2015 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Kanagawa University
Research for the interplay between measurable dynamical systems and topological dynamical systems through the basic method of operatorPrincipal Investigator
- Principal Investigator
  
  CHO Muneo
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Kanagawa University
The construction ofthe spectral theory on quantum deformed operators and its application to quantum physics
- Principal Investigator
  
  OTA Shoichi
- Project Period (FY)
  2008 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Kyushu University
Research in the noncommutative dynamical systems through the method of functional analysis together with the research in the interplay between topological dynamical systems and operator theoryPrincipal Investigator
- Principal Investigator
  
  CHO Muneo
- Project Period (FY)
  2008 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Kanagawa University
Generalizations to Operator Theory of Shannon's inequality of Information Theory and its applicationPrincipal Investigator
- Principal Investigator
  
  CHO Muneo
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Kanagawa University
Research of operator inequality and spectrum using computerPrincipal Investigator
- Principal Investigator
  
  CHO Muneo
- Project Period (FY)
  2002 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Basic analysis
- Research Institution
  Kanagawa 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
Comprehensive Study of Real Analysis and Functional Analysis
- Principal Investigator
  
  MIYACHI Akihiko
- Project Period (FY)
  1999 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research (A).
- Research Field
  
  Basic analysis
- Research Institution
  Tokyo Woman's Christian University
Riemann-Hilbert problemPrincipal Investigator
- Principal Investigator
  
  CHO Muneo
- Project Period (FY)
  1997 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  解析学
- Research Institution
  Kanagawa University
解析学におけるR;emann-Hilbert問題の代数的・幾何学的研究Principal Investigator
- Principal Investigator
  
  長宗雄
- Project Period (FY)
  1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  解析学
- Research Institution
  Joetsu University of Education
層型空間に関する未解決問題について
- Principal Investigator
  
  溝上武実
- Project Period (FY)
  1993
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  Geometry
- Research Institution
  Joetsu University of Education
作用素論の研究Principal Investigator
- Principal Investigator
  
  長宗雄
- Project Period (FY)
  1991
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  解析学
- Research Institution
  Joetsu University of Education
多様体の構造についての総合的研究
- Principal Investigator
  
  森博
- Project Period (FY)
  1990
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  Joetsu University of Education
M_3・M_1問題の総合的研究
- Principal Investigator
  
  溝上武実
- Project Period (FY)
  1989
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  Joetsu University of Education
代数的組合せ論
- Principal Investigator
  
  伊藤達郎
- Project Period (FY)
  1988
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  代数学・幾何学
- Research Institution
  Joetsu University of Education
リーマン多様体の総合的研究
- Principal Investigator
  
  田中博
- Project Period (FY)
  1986
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  解析学
- Research Institution
  Joetsu University of Education

[Book] 関数解析入門線形作用素のスペクトル2018
- Author(s)
  荷見守助、長　宗雄、瀬戸道生
- Total Pages
  248
- Publisher
  内田老鶴圃
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] On operators T commuting with CTC where C is a conjugation2020
- Author(s)
  M. Cho, E. Ko, J.E. Lee
- Journal Title
  
  Bull. Korean Math. Soc.
  
  Volume: 57 Pages: 69-79
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] (A,m)-symmetric commuting tuples of operators on a Hilbert space2019
- Author(s)
  M. Cho, O.A.M.Sid Ahmd
- Journal Title
  
  Math. Ineq. Appl.
  
  Volume: 22 Issue: 3 Pages: 931-947
- DOI
  10.7153/mia-2019-22-63
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Skew m-complex symmetric operators2019
- Author(s)
  M. Cho, E. Ko, J.E. Lee
- Journal Title
  
  Filomat
  
  Volume: 33 Issue: 10 Pages: 2975-2983
- DOI
  10.2298/fil1910975c
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] On the approximate point spectra of m-complex symmetric operators, [m,C]-symmetric operators and others2019
- Author(s)
  M. Cho, J.E. Lee, B. Nacevska Nastovska, T. Saito
- Journal Title
  
  Functional Analysis, Application Computation
  
  Volume: 11(1) Pages: 11-20
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] CLASS p-wA(s, t) OPERATORS AND RANGE KERNEL RTHOGONALITY2019
- Author(s)
  M. Cho, T. Prasad, M.H.M. Rashid, K. Tanahashi, A. Uchiyama
- Journal Title
  
  Scientiae Mathematicae Japonicae
  
  Volume: 82 Issue: 1 Pages: 45-55
- DOI
  10.32219/isms.82.1_45
- NAID
  130007681539
- ISSN
  1346-0447
- Language
  English
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Fuglede-Putnam Theorem and quasisimilarity of class p-wA(s,t) operators2019
- Author(s)
  M. Cho, T. Prasad, M.H.M. Rashid, K. Tanahashi, A. Uchiyama
- Journal Title
  
  Operators and Matrices
  
  Volume: 13 Issue: 1 Pages: 293-299
- DOI
  10.7153/oam-2019-13-19
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Complex symmetric operators and isotopic vectors on Banach spaces2019
- Author(s)
  M. Cho, Injo Hur, J.E. Lee
- Journal Title
  
  J. Math. Anal. Appl.
  
  Volume: 479 Issue: 1 Pages: 752-764
- DOI
  10.1016/j.jmaa.2019.06.049
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Spectral properties of square hyponormal operators2019
- Author(s)
  M. Cho, D. Mosic, B. Nacevska Nastovska, T. Saito
- Journal Title
  
  Filomat
  
  Volume: 33-15 Issue: 15 Pages: 4845-4854
- DOI
  10.2298/fil1915845c
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Remarks on n-normal operators2018
- Author(s)
  M. Cho, J.E. Lee, K. Tanahashi and A. Uchiyama
- Journal Title
  
  Filomat
  
  Volume: 32 Issue: 15 Pages: 5441-5451
- DOI
  10.2298/fil1815441c
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] On (m,C)-isometric commuting tuples of operators on a Hilbert space2018
- Author(s)
  O.A.M. Sid Ahmd, M. Cho and J.E. Lee
- Journal Title
  
  Results in Mathematics
  
  Volume: 73 Issue: 2 Pages: 5101-5131
- DOI
  10.1007/s00025-018-0810-0
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Spectral properties of n-normal operators2018
- Author(s)
  M. Cho and Biljana Nacevska
- Journal Title
  
  Filomat
  
  Volume: 32 Issue: 14 Pages: 5063-5069
- DOI
  10.2298/fil1814063c
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] On [m, C]- symmetric operators2018
- Author(s)
  M. Cho, J.E. Lee, K. Tanahashi and J. Tomiyama
- Journal Title
  
  Kyungpook Math. J.
  
  Volume: 58 Pages: 637-650
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Complex isosymmetric operators2018
- Author(s)
  M. Cho, J.E. Lee, T. Prasad and K. Tanahashi
- Journal Title
  
  Adv. Oper. Theory
  
  Volume: 3 Issue: 3 Pages: 620-631
- DOI
  10.15352/aot.1712-1267
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Three-operator problem in Banach spaces2018
- Author(s)
  M. Cho, J. Castillo and M. Gonzalez
- Journal Title
  
  Extracta Math.
  
  Volume: 33 Issue: 2 Pages: 149-165
- DOI
  10.17398/2605-5686.33.2.149
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Weyl's theorem and Putnam's Inequality for class p-wA(s,t) operators2018
- Author(s)
  M. Cho, M.H.M. Rashid, T. Prasad, K. Tanahashi and A. Uchiyama
- Journal Title
  
  Acta Sci. Math. (Szeged)
  
  Volume: 84 Issue: 3-4 Pages: 573-589
- DOI
  10.14232/actasm-017-020-y
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] On ∞-complex symmetric operators2018
- Author(s)
  M. Cho, E. Ko and J.E. Lee
- Journal Title
  
  Glasgow Math. J.
  
  Volume: 60 Issue: 1 Pages: 35-50
- DOI
  10.1017/s0017089516000550
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] (∞, C)-isometric operators2017
- Author(s)
  M. Cho, E. Ko, Ji E. Lee
- Journal Title
  
  Operators and Matrices
  
  Volume: 11 Issue: 3 Pages: 793-806
- DOI
  10.7153/oam-11-56
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] The pertubation classes for closed operators2017
- Author(s)
  P. Aiena, M. Cho, M. Gonzalez
- Journal Title
  
  Filomat
  
  Volume: 31:3 Issue: 3 Pages: 2073-2080
- DOI
  10.2298/fil1703621a
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] On skew [m,C]-symmetric operators2017
- Author(s)
  M. Cho, Biljana Nacevska and J. Tomiyama
- Journal Title
  
  Adv. Oper. Theory
  
  Volume: 2 Pages: 468-474
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] On [m,C]-complex symmetric operators2017
- Author(s)
  M. Cho, J.E. Lee and H. Motoyoshi
- Journal Title
  
  Filomat
  
  Volume: 31 Issue: 7 Pages: 2073-2080
- DOI
  10.2298/fil1707073c
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] On symmetric and skew symmetric operators2017
- Author(s)
  C. Benhida, M. Cho, E. Ko and J.E. Lee
- Journal Title
  
  Filomat
  
  Volume: 31 Issue: 1 Pages: 2073-2080
- DOI
  10.2298/fil1801293b
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Properties of m-complex symmetric operators2017
- Author(s)
  M. Cho, E. Ko and J.E. Lee
- Journal Title
  
  Stud. Univ. Babes-Bolyai Math.
  
  Volume: 62 Issue: 2 Pages: 233-248
- DOI
  10.24193/subbmath.2017.2.09
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Elementary properties of ∞-isometric operators on a Hilbert space2016
- Author(s)
  M. Cho, C. Gu, Woo Y. Lee
- Journal Title
  
  Linear Algebra Appl.
  
  Volume: 511 Pages: 378-402
- DOI
  10.1016/j.laa.2016.09.023
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] On m-complex symmetric operators II2016
- Author(s)
  M. Cho, E. Ko, Ji E. Lee
- Journal Title
  
  Mediter. J. Math.
  
  Volume: 13 Issue: 5 Pages: 3255-3264
- DOI
  10.1007/s00009-016-0683-y
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] On (m,C)-isometric2016
- Author(s)
  M. Cho, E. Ko and J.E. Lee
- Journal Title
  
  Complex Anal. Oper. Theory.
  
  Volume: 4 Issue: 8 Pages: 1-16
- DOI
  10.1007/s11785-016-0549-0
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Spectrum of class p-wA(s,t) operators2016
- Author(s)
  M. Cho, M. Rashid, K. Tanahashi, A. Uchiyama
- Journal Title
  
  Acta Sci. Math. (Szeged)
  
  Volume: 82 Issue: 3-4 Pages: 641-649
- DOI
  10.14232/actasm-015-275-0
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] On m-complex symmetric operators2016
- Author(s)
  M. Cho, E. Ko, Ji E. Lee
- Journal Title
  
  Mediter. J. Math.
  
  Volume: 13 Pages: 2025-2038
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] operatorsOn m-complex symmetric operators2015
- Author(s)
  M. Cho, E. Ko and J.E. Lee
- Journal Title
  
  Mediterr. J. Math.
  
  Volume: 20 Pages: 1-14
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-15K04910
[Journal Article] Reverses of the triangle inequalities in inner product spaces2014
- Author(s)
  L. Zhang, T. Ohwada and M. Cho
- Journal Title
  
  Math. Inequalities and Applications
  
  Volume: 17 Issue: 2 Pages: 539-555
- DOI
  10.7153/mia-17-41
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] A note on cubically hyponormal weighted shifts2014
- Author(s)
  C. Li, M. Cho and M.R. Lee
- Journal Title
  
  Bull. Korean Math. Soc.
  
  Volume: 51 Pages: 1031-1040
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] Invariant subspace problem for ExB-operators2014
- Author(s)
  M. Cho
- Journal Title
  
  unctional Analysis, Approximation and Computation
  
  Volume: 6:2 Pages: 61-64
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] On polynomially *-paranormal operators2013
- Author(s)
  M. Cho, L. Zhang, A. Uchiyama and K. Tanahashi
- Journal Title
  
  Functional Analysis, Approximation and Computation
  
  Volume: 5:2 Pages: 11-16
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] Taylor exactness, SVEP and spectral mapping theorems2013
- Author(s)
  M. Cho and R. Harte
- Journal Title
  
  J. Math. Forum
  
  Volume: 8 Pages: 1493-1501
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] Transfinite ranges and the local spectrum2013
- Author(s)
  M. Cho, R. Harte and V. Muller
- Journal Title
  
  J. Math. Anal. Appl.
  
  Volume: 398 Pages: 403-408
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] Invertible weighted shift operators which are m-isometries2013
- Author(s)
  M. Cho, S. Ota and K. Tanahashi
- Journal Title
  
  Proc. Amer. Math. Soc.
  
  Volume: 141 Pages: 4241-4247
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] On *-n-paranormal operators2013
- Author(s)
  M. Cho and S. Ota
- Journal Title
  
  Journal of Mathematics Research
  
  Volume: 5 Pages: 107-113
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] On *-n-paranormal operators on Banach spaces2013
- Author(s)
  M. Cho and K. Tanahashi
- Journal Title
  
  J. Math. Comput. Sci
  
  Volume: 4 Pages: 1-9
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] Weyl's theorems and extensions of bounded operatprs2012
- Author(s)
  P. Aiena, M. Cho, and L. Zhang
- Journal Title
  
  Tokyo J. Math.
  
  Volume: 35 Pages: 297-289
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] Spectral commutativity of multioperators,2012
- Author(s)
  M. Cho and V. Muller
- Journal Title
  
  Functional Analysis, Application and Computation
  
  Volume: 4:1 Pages: 21-25
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] Spectral commutativity of multioperators2012
- Author(s)
  M. Cho, V. Muller
- Journal Title
  
  Functional Analysis Approximation and Computation
  
  Volume: 4, 1巻 Pages: 21-25
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Tanahashi, Invertible weighted shift operators which are m-isometries2012
- Author(s)
  M. Cho, S. Ota, K
- Journal Title
  
  Proceedings of American Mathematical society
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540178
[Journal Article] Tanahashi, On m-isometric operators2012
- Author(s)
  M Cho, S. Ota, K
- Journal Title
  
  Glasnik Matematicki
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540178
[Journal Article] Spectral properties of m-isometric operators2012
- Author(s)
  M. Cho, S. Ota, K. Tanahashi and A. Uchiyama
- Journal Title
  
  Functional Analysis, Application and Computation
  
  Volume: 4:2 Pages: 33-39
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24540195
[Journal Article] Bishop's property(β) and an elementary operator2011
- Author(s)
  M. Cho, S. V. Djordjevic, B. P. Duggal
- Journal Title
  
  Hokkaido Math. J
  
  Volume: 40巻 Pages: 337-356
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] On λ-commuting operators2011
- Author(s)
  長宗雄、大和田智義、L.Zhang
- Journal Title
  
  Inter.Math.Forum
  
  Volume: 34 Pages: 1685-1690
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Hyponormal operator and two-isometry, Far East2011
- Author(s)
  M. Cho, T. Nakazi, T. Yamazaki
- Journal Title
  
  J. Mathematical Science
  
  Volume: 49巻 Pages: 111-119
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Bishop's property (β) and an elementary operator2011
- Author(s)
  長宗雄、S.V.Djordjevic, B.P.Duggal
- Journal Title
  
  Hokkaido Math.J.
  
  Volume: 40 Pages: 337-356
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Commutativity to within scalors on Banach space2011
- Author(s)
  長宗雄、R.Harte, 太田昇一
- Journal Title
  
  Functional Analysis, Approximation and Computation
  
  Volume: 3:2 Pages: 69-77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Commutativity to within scalars on Banach space2011
- Author(s)
  M. Cho, R. Harte, S. Ota
- Journal Title
  
  Functional Analysis, Approximation and Computation
  
  Volume: vol.3 Pages: 69-77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540178
[Journal Article] Commutativity to within scalars on Banach space, Functional Analysis2011
- Author(s)
  M. Cho, R. Harte, S. Ota
- Journal Title
  
  Approximation and Computation
  
  Volume: 3, 2巻 Pages: 69-77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Polaroid type operators under quasiaffinities2010
- Author(s)
  P.Aiena, 長宗雄, M.Gonzalez
- Journal Title
  
  J.Math.Anal.Appl. 371
  
  Pages: 485-495
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Polaroid type operators under quasi-affinities2010
- Author(s)
  長宗雄, P.Aiena, M.Gonzalez
- Journal Title
  
  J.Math.Anal.Appl.
  
  Volume: 371 Pages: 485-495
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Characterizations of p-hyponormal and weak hyponormal weighted composition operators2010
- Author(s)
  長宗雄, 山崎丈明
- Journal Title
  
  Acta Sci.Math.(Szeged)
  
  Volume: 76 Pages: 173-181
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Operator equation AB=BA2010
- Author(s)
  M.Cho, B.P.Duggal, R.Harte, S.Ota
- Journal Title
  
  International Mathematical Forum vol.5 no.53
  
  Pages: 2629-2637
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540178
[Journal Article] Characterizations of p-hyponormal and weak hyponormal weighted composition operators, Acta Sci2010
- Author(s)
  M. Cho, T. Yamazaki
- Journal Title
  
  Math.(Szeged)
  
  Volume: 76巻 Pages: 173-181
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Operator equation AB=BA2010
- Author(s)
  M. Cho, B. P. Duggal, R. Harte, S. Ota
- Journal Title
  
  International Mathematical Forum
  
  Volume: vol.5 no.53 Pages: 2629-2637
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540178
[Journal Article] A remark on numerical range of semi-hyponormal operators2010
- Author(s)
  長宗雄, 古谷正
- Journal Title
  
  Linear and Multi Linear Algebras
  
  Volume: 58 Pages: 711-714
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Polaroid type operators under quasi-affinities2010
- Author(s)
  P. Aiena, M. Cho, M. Gonzalez
- Journal Title
  
  J. Math. Anal
  
  Volume: 371巻 Pages: 485-495
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] On an elementary operator with-w-hyponormal operator entries2010
- Author(s)
  長宗雄, S.V.Djordjevic, B.P.Duggal, 山崎丈明
- Journal Title
  
  LAA 433
  
  Pages: 2070-2079
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] On an elementary operator with p-hyponormal operator entries2010
- Author(s)
  長宗雄, S.V.Djordjevic, B.P.Duggal, 山崎丈明
- Journal Title
  
  Linear Algebra and its Applications
  
  Volume: 433 Pages: 2070-2079
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] A remark on numerical range of semi-hyponormal operators2010
- Author(s)
  長宗雄, 古谷正
- Journal Title
  
  LMLA 58
  
  Pages: 711-714
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] On an elementary operator with w-hyponormal operator entries2010
- Author(s)
  M. Cho, S. V. Djordjevic, B. P. Duggal, T. Yamazaki
- Journal Title
  
  LAA
  
  Volume: 433巻 Pages: 2070-2079
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Operator equation AB=λBA2010
- Author(s)
  M. Cho, B. P. Duggal, R. Harte, S. Ota
- Journal Title
  
  Inter. Math. Forum
  
  Volume: 53巻 Pages: 2629-263
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Operator equation AB=λBA2010
- Author(s)
  長宗雄, B.Duggal, R.Harte, 太田昇一
- Journal Title
  
  International Math.Forum
  
  Volume: 53 Pages: 2629-2637
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] A remark on numerical range of semi-hyponormal operators2010
- Author(s)
  M. Cho, T. Huruya
- Journal Title
  
  LMLA
  
  Volume: 58巻 Pages: 711-714
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] On the operator equation AB=zBA2009
- Author(s)
  長宗雄, Jun Ik Lee 山崎丈明
- Journal Title
  
  Scienticae Mathematicae Japonicae 69
  
  Pages: 49-55
- NAID
  10025095115
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Flat extensions of nonsingular moment matrices2009
- Author(s)
  M. Cho, C. Li
- Journal Title
  
  Integr. Equat. Oper. Th
  
  Volume: 65巻 Pages: 243-254
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Flat Extensions of nonsingular moment matrices2009
- Author(s)
  Chunji Li, 長宗雄
- Journal Title
  
  Integral Equations and Operator Theory 65
  
  Pages: 243-254
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] The Browder and Weyl spectra of an operator and its diagonal2009
- Author(s)
  M. Cho, B. P. Duggal, S. V. Djordjevic
- Journal Title
  
  Funct. Anal. Approx. Comput
  
  Volume: 1巻 Pages: 7-18
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] On Xia's proposition2009
- Author(s)
  長宗雄, 古谷正, Jun Ik Lee
- Journal Title
  
  International Mathematical Forum 4
  
  Pages: 161-164
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Trace Formula for Partial isometry case2009
- Author(s)
  長宗雄, 古谷正
- Journal Title
  
  Tokyo J.Math. 32
  
  Pages: 27-32
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Determinants of characteristic functions of p-hyponormal operators2009
- Author(s)
  長宗雄, 古谷正
- Journal Title
  
  Math.Proc.Royal Irish Academy 109
  
  Pages: 137-146
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Trace formula for partial isometry case2009
- Author(s)
  M. Cho, T. Huruya
- Journal Title
  
  Tokyo J. Math
  
  Pages: 27-32
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] On Xia's proposition2009
- Author(s)
  M. Cho, T. Huruya, J. I. Lee
- Journal Title
  
  Inter. Math. Forum
  
  Volume: 4巻 Pages: 161-164
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] On the iterated Duggal transforms2009
- Author(s)
  M. Cho, I. B. Jung, W. Y. Lee
- Journal Title
  
  Kyungpook Math. J.
  
  Volume: 49巻 Pages: 647-650
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Determinants of characteristic functions of p-hyponormal operators2009
- Author(s)
  長宗雄, 古谷正
- Journal Title
  
  Proc.Royal Irish Acad.A 109
  
  Pages: 137-146
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] On operator equation AB=zBA2009
- Author(s)
  M. Cho, J. I. Lee, T. Yamazaki
- Journal Title
  
  Sci. Mat. Japon
  
  Pages: 49-55
- NAID
  10025095115
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Determinants of characteristic functions of p-hyponormal operators2009
- Author(s)
  M. Cho, T. Huruya
- Journal Title
  
  Proc. Math. J. Royal Irish Acad.
  
  Volume: 109巻 Pages: 137-146
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Spectral area estimations for norm of commutators2008
- Author(s)
  長宗雄・中路貴彦
- Journal Title
  
  J.Korean Math.Soc. 44
  
  Pages: 855-861
- NAID
  120006459476
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Xia spectrum for some class of operators2008
- Author(s)
  長宗雄, 古谷正棚橋浩太郎
- Journal Title
  
  Integral Equations & Operator Theory 61
  
  Pages: 159-165
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Spectral area estimations for norms of commutators2008
- Author(s)
  長宗雄・中路貴彦
- Journal Title
  
  J. Korean Math. Soc. 44
  
  Pages: 855-861
- NAID
  120006459476
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Xia spectrum for some class of operators2008
- Author(s)
  長宗雄, 古谷正, 棚橋浩太郎
- Journal Title
  
  Integr.Equat.Oper.Th. 61
  
  Pages: 159-165
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Putnam's inequality for class A operators and operator transform by Cho and Yamazaki2008
- Author(s)
  長宗雄・棚橋浩太郎・内山敦, S.M.Patel
- Journal Title
  
  Sci.Math.Japon e
  
  Pages: 613-621
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Xia spectrum for some class of operators2008
- Author(s)
  M. Cho, T. Huruya, K. Tanahashi
- Journal Title
  
  Integr. Equat. Oper. Th
  
  Volume: 61巻 Pages: 159-165
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Spectrum and principal functions of operators2008
- Author(s)
  M. Cho, M. Giga, A. H. Kim
- Journal Title
  
  Operator Theory : Advances and Applications
  
  Volume: 187巻 Pages: 117-123
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Simple proof of Xia's proposition2008
- Author(s)
  長宗雄・古谷正・瀬戸道生
- Journal Title
  
  Inter. Math. Forum 42
  
  Pages: 2079-2082
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Simple proof of Xia's proposition2008
- Author(s)
  長宗雄・古谷正・瀬戸道生
- Journal Title
  
  Inter.Math.Forum 42
  
  Pages: 2079-2082
- Description
  「研究成果報告書概要(和文)」より
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Spectrum and principal functions of operators2008
- Author(s)
  長宗雄, 儀我真理子, An Hyun Kim
- Journal Title
  
  Operator Theory : Advance and Applications 187
  
  Pages: 117-123
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20540192
[Journal Article] Spactral area estimations for norms of commutators2007
- Author(s)
  M. Cho, T. Nakazi
- Journal Title
  
  J. Korean Math. Soc. 44
  
  Pages: 855-861
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Simple proof of Xia's proposition2007
- Author(s)
  M. Cho, T. Huruya, M. Seto
- Journal Title
  
  Inter. Math. Forum 42
  
  Pages: 2079-2082
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Putnam's inequality for class A operators and operator transform by Cho and Yamazaki2007
- Author(s)
  M. Cho, S. M. Patel, K. Tanahashi, A. Uchiyama
- Journal Title
  
  Sci. Math. Japon
  
  Pages: 613-621
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Putnam's inequality for class A operators and operator transform by Cho and Yamazaki2007
- Author(s)
  長宗雄・棚橋浩太郎・内山敦・S. M. Patel
- Journal Title
  
  Sci. Math. Japon e
  
  Pages: 613-621
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Trace formulae of p-hyponormal operators II2006
- Author(s)
  M. Cho, T. Huruya
- Journal Title
  
  Hokkaido Math. J. 35
  
  Pages: 247-259
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] A remark on support of principal function for class A operators2006
- Author(s)
  M. Cho, T. Huruya, M. Giga, T. Yamazaki
- Journal Title
  
  Integr. Equat. Oper. Theory. 57
  
  Pages: 303-308
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Trace formulae of p-hyponormal operators II2006
- Author(s)
  長宗雄, 古谷正
- Journal Title
  
  Hokkaido Math. J. 35
  
  Pages: 247-259
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Principal functions for high power of operators2006
- Author(s)
  M. Cho, T. Huruya, A, H. Kim
- Journal Title
  
  Tokyo J. Math. 29
  
  Pages: 111-116
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Principal functions for high power of operators2006
- Author(s)
  長宗雄, 古谷正, A.H.Kim, C.Li
- Journal Title
  
  Tokyo J. Math. 29
  
  Pages: 111-116
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Trace formulae associated with the polar decomposition of operators2005
- Author(s)
  長宗雄, 古谷正, Chenji Li
- Journal Title
  
  Math.Proc.Royal Irish Acad. 105
  
  Pages: 57-69
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Relations between principal functions of p-hyponormal operators2005
- Author(s)
  長宗雄, 古谷正
- Journal Title
  
  J.Math.Soc.Japan 57
  
  Pages: 605-618
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14540190
[Journal Article] An operator transform from class A to the class of hyponormal operators and its application2005
- Author(s)
  M. Cho, T. Yamazaki
- Journal Title
  
  Integr. Equat. Oper. Theory. 53
  
  Pages: 497-508
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] An operator transform from class A to the class of hypormal operator and its application2005
- Author(s)
  長宗雄, 山崎文明
- Journal Title
  
  Integr.Equat.Oper.Th. 53
  
  Pages: 497-508
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Relation between principal functions of p-hyponormal operators2005
- Author(s)
  M. Cho, T. Huruya
- Journal Title
  
  J. Math. Soc. Japan 57
  
  Pages: 605-618
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Riesz idempotent and algebrally M-hyponormal operators2005
- Author(s)
  長宗雄, Young Min Han
- Journal Title
  
  Integr.Equat.Oper.Th. 53
  
  Pages: 311-320
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Trace formulae associated with the polar decomposition of operators2005
- Author(s)
  M. Cho, T. Huruya, C. Li
- Journal Title
  
  Math. Proc. Ryal Irish Acad. 105
  
  Pages: 57-69
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Relations between principal functions of p-hyponormal operators2005
- Author(s)
  M.Cho, T.Huruya
- Journal Title
  
  J.Math.Soc.Japan Vol.57
  
  Pages: 605-618
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14540190
[Journal Article] On Aluthge transform of p-hyponormal operators2005
- Author(s)
  M. Cho, I. B. Jung, W. Y. Lee
- Journal Title
  
  Integr. Equat. Oper. Theory 53
  
  Pages: 321-329
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Riesz idempotent and algebrally M-hyponormal operators2005
- Author(s)
  M. Cho, Y. M. Han
- Journal Title
  
  Integr. Equat. Oper. Theory. 53
  
  Pages: 311-320
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Unitary dilation for polar decompositions of p-hyponormal operators2005
- Author(s)
  M. Cho, T. Huruya, K. Tanahashi
- Journal Title
  
  Banach Center Publications 67
  
  Pages: 139-144
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] On Althuge transform of p-hyponormal operators2005
- Author(s)
  長宗雄, Il Bong Jung, Woo Young Lee
- Journal Title
  
  Integr.Equat.Oper.Th. 53
  
  Pages: 321-329
- Data Source
  KAKENHI-PROJECT-17540176
[Journal Article] Trace formulae of p-hyponormal operators2004
- Author(s)
  長宗雄, 古谷正
- Journal Title
  
  Studia Math. 161
  
  Pages: 1-18
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14540190
[Journal Article] Isolated points of spectrum of (p,k)-quasihyponormal operators2004
- Author(s)
  長宗雄, 内山敦, 棚橋浩太郎
- Journal Title
  
  Linear Algebra & Appl. 382
  
  Pages: 221-229
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14540190
[Journal Article] Mosaic and principal functions of log-hyponormal operators2004
- Author(s)
  M.Cho, T.Huruya, T.Yamazaki
- Journal Title
  
  Integr.Equat.Oper.Th. Vol.48
  
  Pages: 295-304
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14540190
[Journal Article] Isolated points of spectrum of (p,k)-quasihyponormal operators2004
- Author(s)
  長宗雄, 棚橋浩太郎, 内山敦
- Journal Title
  
  Linear Alg.Appl. 382
  
  Pages: 221-229
- Data Source
  KAKENHI-PROJECT-14540190
[Journal Article] Trace formulae of p-hyponormal operators2004
- Author(s)
  M.Cho, T.Huruya
- Journal Title
  
  Studia Math Vol.161
  
  Pages: 1-18
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14540190
[Journal Article] Mosaic, and principal functions of log-hyponormal operators2004
- Author(s)
  長宗雄, 古谷正, 山崎丈明
- Journal Title
  
  Integr.Equat.Oper.Th. 48
  
  Pages: 295-304
- Data Source
  KAKENHI-PROJECT-14540190
[Journal Article] Mosaic and principal functions of log-hyponormal operators2004
- Author(s)
  長宗雄, 古谷正, 山崎文明
- Journal Title
  
  Integr.Equat.Oper.Th. 48
  
  Pages: 295-304
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-14540190
[Journal Article] Isolated points of spectrum of (p, k)-quasihyponormal operators2004
- Author(s)
  M.Cho, A.Uchiyama, K.Tanahashi
- Journal Title
  
  Linear Algebra & Appl. Vol.382
  
  Pages: 221-229
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-14540190
[Presentation] Numerical ranges of Banach space operators2019
- Author(s)
  M. Cho
- Organizer
  The fifteenth workshop on numerical ranges and numerical radii
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] Remarks on conjugation and antilinear operators and their numerical range2019
- Author(s)
  M. Cho
- Organizer
  順序を用いた作用素の構造研究と関連する話題
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] Approximate point spectra of m-complex symmetric operators and others2019
- Author(s)
  M. Cho
- Organizer
  順序を用いた作用素の構造研究と関連する話題
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] On n-normal operators and others2019
- Author(s)
  M. Cho
- Organizer
  KOTAC2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] Numerical ranges of a Banach space operator2019
- Author(s)
  M. Cho
- Organizer
  KOTAC2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] Linear operators and Conjugations on a Banach space2018
- Author(s)
  M. Cho and H. Motoyoshi
- Organizer
  作用素平均を利用した作用素の構造解析の研究と関連する話題
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] On n-normal operators2018
- Author(s)
  M. Cho
- Organizer
  作用素平均を利用した作用素の構造解析の研究と関連する話題
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] Linear operators on a Banach space2018
- Author(s)
  M. Cho
- Organizer
  KOTAC 2018
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] 線形作用素の conjugation に係る話題2018
- Author(s)
  M. Cho
- Organizer
  第57回実函数論・函数解析学合同シンポジウム
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] On class p-wA(s,t) operators2018
- Author(s)
  K. Tanahashi and M. Cho
- Organizer
  作用素平均を利用した作用素の構造解析の研究と関連する話題
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] On conjugation and linear operator II2017
- Author(s)
  M. Cho
- Organizer
  BANACH空間に基づく技法による作用素論の最近の研究と関連する話題
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] Furuta's inequality and p-wA(s,t)　operators2017
- Author(s)
  M. Cho
- Organizer
  International Workshop of Operator Theory and Applications 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] m-isometric and m-symmetric operators2017
- Author(s)
  M. Cho
- Organizer
  関東作用素論研究会
- Place of Presentation
  東京理科大学
- Year and Date
  2017-01-21
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] 種々の不等式について2017
- Author(s)
  M. Cho
- Organizer
  上越地区高等学校数学教育研究会
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] 線形作用素と Conjugation2017
- Author(s)
  M. Cho
- Organizer
  作用素論・作用素環論研究集会
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] On conjugation and linear operator2016
- Author(s)
  M. Cho
- Organizer
  作用素論に基づく量子情報理論の幾何学的構造に関する研究と関連する話題
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2016-11-09
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] On ∞-complex symmetric operators2016
- Author(s)
  M. Cho
- Organizer
  SWOT 2016
- Place of Presentation
  クラコフ
- Year and Date
  2016-07-06
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] On m -isometric operators2015
- Author(s)
  M. Cho
- Organizer
  順序と幾何による作用素の構造研究と関連する話題
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2015-11-09
- Data Source
  KAKENHI-PROJECT-15K04910
[Presentation] On m-isometric operators III2012
- Author(s)
  長宗雄
- Organizer
  仙台作用素環研究集会
- Place of Presentation
  東北大学
- Year and Date
  2012-01-23
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] ある作用素方程式についてI2011
- Author(s)
  長宗雄
- Organizer
  仙台作用素環研究集会
- Year and Date
  2011-01-17
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] On m-isometric operators III2011
- Author(s)
  長宗雄
- Organizer
  仙台作用素環研究集会
- Year and Date
  2011-01-23
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] m-isometric operators2011
- Author(s)
  長宗雄(代表)
- Organizer
  数理解析研究所研究集会
- Place of Presentation
  京都大学
- Year and Date
  2011-11-14
- Data Source
  KAKENHI-PROJECT-20540178
[Presentation] m-isometric operator s2011
- Author(s)
  長宗雄
- Organizer
  数理解析研究所研究集会
- Place of Presentation
  京都大学
- Year and Date
  2011-11-14
- Data Source
  KAKENHI-PROJECT-20540178
[Presentation] On m-isometric operators I2011
- Author(s)
  長宗雄
- Organizer
  仙台作用素環研究集会
- Year and Date
  2011-10-24
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] On m-isometric operators2011
- Author(s)
  長宗雄
- Organizer
  仙台作用素環研究集会
- Place of Presentation
  東北大学
- Year and Date
  2011-10-24
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] On m-isometric operators2011
- Author(s)
  長宗雄
- Organizer
  研究集会「スペクトル、数域などの幾何学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
  2011-11-14
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] On m-isometric operators I2011
- Author(s)
  長宗雄
- Organizer
  スペクトル、数域などの幾何学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
  2011-11-14
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] On m-isometric operators2011
- Author(s)
  長宗雄
- Place of Presentation
  ソウル大学
- Year and Date
  2011-06-13
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] ある作用素方程式についてII2011
- Author(s)
  長宗雄
- Organizer
  仙台作川素環研究集会
- Place of Presentation
  東北大学
- Year and Date
  2011-01-17
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] ある作用素方程式について2010
- Author(s)
  長宗雄
- Organizer
  仙台作川素環研究集会
- Place of Presentation
  東北大学
- Year and Date
  2010-11-30
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] ある作用素方程式について2010
- Author(s)
  長宗雄
- Organizer
  仙台作用素環研究集会
- Year and Date
  2010-11-30
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] semi-hyponormal作用素はconvexoidか?2009
- Author(s)
  長宗雄
- Organizer
  研究集会「作川素論における非可換解析学の展望」
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2009-10-28
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] semi-hyponormal作用素はconvexoidか?2009
- Author(s)
  長宗雄
- Organizer
  研究集会「作用素論における非可換解析学の展望」
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2009-10-28
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] On Xia spectrum2008
- Author(s)
  M. Cho
- Organizer
  Kyoto University
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Presentation] p-hyponormal作用素の構造定理について2008
- Author(s)
  長宗雄古谷正
- Organizer
  研究集会「作用素論への幾何学の応用」
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2008-10-31
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] Xia spectrumについて2008
- Author(s)
  長宗雄・古谷正・棚橋浩太郎
- Organizer
  線形作用素に関連する不等式とその応用
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2008-01-30
- Data Source
  KAKENHI-PROJECT-17540176
[Presentation] p-Hyponormal作用素の構造定理について2008
- Author(s)
  長宗雄
- Organizer
  作用素論への幾何学の応用
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2008-10-31
- Data Source
  KAKENHI-PROJECT-20540192
[Presentation] Xia spectrumについて2008
- Author(s)
  長宗雄・古谷正・棚橋浩太郎
- Organizer
  線形作用素に関連する不等式とその応用
- Place of Presentation
  京都大学数理解析研究j所
- Year and Date
  2008-01-30
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Presentation] On Xia spectrum of operators2007
- Author(s)
  M. Cho
- Organizer
  Seoul National University
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Presentation] Spectrum and principal functions of p-hyponormal operators2006
- Author(s)
  M. Cho
- Organizer
  IWOTA2006, Seoul National University Seoul
- Place of Presentation
  Korea
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Presentation] Numerical ranges of operators2006
- Author(s)
  M. Cho
- Organizer
  Seoul National University
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Presentation] Principal functions of p-hyponormal operators2005
- Author(s)
  M. Cho
- Organizer
  Inter. Operator Algebras and Operator Theory Symposium
- Place of Presentation
  Xi'an, China
- Year and Date
  2005-07-23
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17540176
[Presentation] On m -isometric operators
- Author(s)
  M. Cho
- Organizer
  Operators on Banach spaces
- Place of Presentation
  スペイン・Castro Urdiales
- Data Source
  KAKENHI-PROJECT-24540195
[Presentation] An example of an m-isometry
- Author(s)
  長宗雄、太田昇一、棚橋浩太朗
- Organizer
  研究集会名「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
- Data Source
  KAKENHI-PROJECT-24540195
[Presentation] Spectral properties of m-isometric operators
- Author(s)
  長宗雄
- Organizer
  太原理工大学理学部
- Place of Presentation
  中国・太原理工大学
- Invited
- Data Source
  KAKENHI-PROJECT-24540195

1. 溝上武実 (90044445)

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2. 田中博 (10033846)

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3. 森博 (00042185)

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4. 森田俊雄 (80134766)

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5. INOUE Atushi (50078557)

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6. YAMAZAKI Takeaki (60333150)

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7. 黒木伸明 (70059731)

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8. 熊谷光一 (80225218)

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11. OTA Shoichi (70107176)

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12. MIYACHI Akihiko (60107696)

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13. WAKAYAMA Masato (40201149)

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14. KOBAYASI Kazuo (30139589)

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15. OHYA Masanori (90112896)

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16. OKAJI Takashi (20160426)

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17. OKAYASU Takateru (60005775)

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18. MIZUHARA Takahiro (80006577)

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19. SANO Takashi (20250912)

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20. KAWAMURA Shinzo (50007176)

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21. SATO Enji (80107177)

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22. FURUTA Takayuki (40007612)

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23. HURUYA Tadasi (90018648)

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24. SETO Michio (30398953)

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31. TOMIYAMA Jun

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CHO Muneo 長 宗雄

長 宗雄 チヨウ ムネオ

Research Projects

Research Products

Co-Researchers

Development around various type entropy as well as operator algebraic basic research on measurable dynamical system and topological dynamical systemPrincipal Investigator

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Research for the interplay between measurable dynamical systems and topological dynamical systems through the basic method of operatorPrincipal Investigator

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Research in the noncommutative dynamical systems through the method of functional analysis together with the research in the interplay between topological dynamical systems and operator theoryPrincipal Investigator

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Generalizations to Operator Theory of Shannon's inequality of Information Theory and its applicationPrincipal Investigator

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Research of operator inequality and spectrum using computerPrincipal Investigator

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Riemann-Hilbert problemPrincipal Investigator

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解析学におけるR;emann-Hilbert問題の代数的・幾何学的研究Principal Investigator

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作用素論の研究Principal Investigator

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CHO Muneo 長宗雄

長宗雄チヨウムネオ

[Book] 関数解析入門線形作用素のスペクトル2018