KEIO RESEARCHERS INFORMATION SYSTEM

Research Areas 【 Display / hide 】

Research Areas 【 Display / hide 】

• Natural Science / Mathematical analysis (Global Analysis)

Research Keywords 【 Display / hide 】

Research Keywords 【 Display / hide 】

• operator algebra

• functional analysis

Papers 【 Display / hide 】

Papers 【 Display / hide 】

• Nonseparable UHF algebras I: Dixmier's problem

  Ilijas Farah, Takeshi Katsura

  Advances in Mathematics 225 ( 3 ) 1399-1430 2010.10

  Research paper (scientific journal), Joint Work, Accepted

• Graph algebras, Exel-Laca algebras, and ultragraph algebras coincide up to Morita equivalence

  Katsura, Takeshi / Muhly, Paul S. / Sims, Aidan / Tomforde, Mark

  Journal für die reine und angewandte Mathematik 640   135-165 2010.03

  Research paper (scientific journal), Joint Work

Papers, etc., Registered in KOARA 【 Display / hide 】

Papers, etc., Registered in KOARA 【 Display / hide 】

• An approach to the superrigidity of infinite discrete groups via random groups

  Katsura, Takeshi

  科学研究費補助金研究成果報告書 2017

• ゲーム、スポーツ、芸術、学問を楽しむ

  Katsura, Takeshi

  新版 窮理図解 (慶應義塾大学理工学部)   ( 23 )  2016.12

• Enjoying games, sports, arts and learning

  Katsura, Takeshi

  New Kyurizukai (Faculty of Science and Technology, Keio University)   ( 23 )  2016.12

• Classification theory of C*-algebras over finite spaces

  Katsura, Takeshi

  科学研究費補助金研究成果報告書 2016

• An ergodic study of algorithms

  Katsura, Takeshi

  科学研究費補助金研究成果報告書 2012

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Presentations 【 Display / hide 】

Presentations 【 Display / hide 】

• Characterization of Cuntz-Krieger algebras

  KATSURA Takeshi

  作用素論・作用素環論研究集会 (大阪教育大学天王寺キャンパス) , 

  2012.11

  , 

  Oral presentation (invited, special)

• Problems on non-simple semiprojective C*-algebras

  KATSURA Takeshi

  Workshop on Semiprojective C*-Algebras (University of Copenhagen) , 

  2012.09

  , 

  Oral presentation (invited, special)

• Classification of purely infinite C*-algebras with finitely many ideals

  KATSURA Takeshi

  GPOTS 2012 (the University of Houston) , 

  2012.05

  , 

  Oral presentation (invited, special)

• Semiprojectivity in non-simple C*-algebras

  KATSURA Takeshi

  Conference on C*-Algebras and Related Topics (RIMS, Kyoto University) , 

  2011.09

  , 

  Oral presentation (invited, special)

• Towards the classification of Cuntz-Krieger algebras and graph algebras

  KATSURA Takeshi

  Conference on Structure and Classification of C*-Algebras (Centre de Recerca Matematica, Barcelona, Spain) , 

  2011.06

  , 

  Oral presentation (invited, special)

Research Projects of Competitive Funds, etc. 【 Display / hide 】

Research Projects of Competitive Funds, etc. 【 Display / hide 】

• 作用素環論と諸分野との相互作用

  2018.04

  -

  2023.03

  MEXT,JSPS, Grant-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Principal investigator

Courses Taught 【 Display / hide 】

Courses Taught 【 Display / hide 】

• REAL ANALYSIS 1 AND ITS EXERCISE

  2024

• MATHEMATICS 3B

  2024

• MATHEMATICS 3A

  2024

• INDEPENDENT STUDY ON FUNDAMENTAL SCIENCE AND TECHNOLOGY

  2024

• GRADUATE RESEARCH ON FUNDAMENTAL SCIENCE AND TECHNOLOGY 2

  2024

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