Rchr
J-GLOBAL ID：200901009386720920
Update date: Jan. 30, 2024
Okayasu Rui
オカヤス ルイ | Okayasu Rui
Affiliation and department：
Job title：
Associate Professor
Homepage URL (1)：
http://www.osaka-kyoiku.ac.jp/~rui/index-j.html
Research field (1)：
Mathematical analysis
Research keywords (1)：
Operator algebras
Research theme for competitive and other funds (7)：
- 2017 - 2024 作用素環の近似性の研究とその応用
- 2013 - 2017 General study of operator algebras and discrete groups
- 2010 - 2015 A csomprehensive study of symmetries of operator algebras
- 2009 - 2012 Actions of discrete groups on operator algebras and their invariants
- 2008 - 2010 Relative entropy for pairs of subalgebras and invariants arising from automorphisms
- 2005 - 2007 Entropy in noncommutative dynamical systems, structure of operator algebras and groups with amenable actions
- 2004 - 2006 双曲的群の無限遠境界作用の作用素環論的研究
Show all
Papers (17)：
-
岡安 類, 貞末 岳, 瀬尾 祐貴, 柳本 朋子, 深澤 優子, 鈴木 康文, 田中 伸治, 今澤 宏太, 島橋 尚吾. 数学・理科教育におけるデジタル教科書の利活用に関する研究. 大阪教育大学紀要 人文社会科学・自然科学. 2023. 71. 45-67
-
岡安 類. 高校生のための等周問題. 数学教育研究. 2023
-
A note on injectivite factors with trivial bicentralizer. Publications of Research Institute for Mathematical Sciences, Kyoto university. 2022
-
Rui Okayasu, Narutaka Ozawa, Reiji Tomatsu. Haagerup approximation property via bimodules. Mathematica Scandinavica. 2017. 121. 1. 75-91
-
Rui Okayasu, Reiji Tomatsu. Haagerup approximation property and positive cones associated with a von Neumann Algebra. Journal of Operator Theory. 2016. 75. 2. 259-288
ｍore...
MISC (6)：
-
Rui Okayasu. Haagerup approximation property for von Neumann algebras. 第55回実函数論・函数解析学合同シンポジウム講演集. 2016. 35-44
-
Rui Okayasu. Types of von Neumann algebras arising from boundary actions of hyperbolic groups. S\=urikaisekikenky\=usho K\=oky\=uroku. 2005. 1459. 74--81
-
Rui Okayasu. Quasicentral approximate units and finitely generated groups.(Japanese). S\=urikaisekikenky\=usho K\=oky\=uroku. 2004. 1354. 74--82
-
Rui Okayasu. Quasicentral approximate units relative to the Macaev norm.(Japanese). S\=urikaisekikenky\=usho K\=oky\=uroku. 2003. 1300. 52--64
-
Rui Okayasu. A construction of type III factors from boundary actions.(Japanese). S\=urikaisekikenky\=usho K\=oky\=uroku. 2002. 1250. 106--113
ｍore...
Books (2)：
-
ガイダンス 微分積分
サイエンス社 2019
-
作用素環の数理
筑摩書房 2015
Education (2)：
- - 2003 Kyoto University Graduate School, Division of Natural Science Mathematics and Mathematical Analysis
- - 1998 Science University of Tokyo Faculty of Science and Engineering Department of Mathematics
Professional career (3)：
- 修士(数理科学) (東京大学)
- Doctor(Science) (Kyoto University)
- 博士(理学) (京都大学)
Work history (6)：
- 2017/04/01 - 京都大学・非常勤講師
- 2014/04/01 - 2016/03/31 京都大学・非常勤講師
- 2007/04/01 - 大阪教育大学教育学部・准教授
- 2006/04/01 - 2007/03/31 Associate Professor, Faculty of Education, Osaka Kyoiku University
- 2005/04/01 - 2007/03/31 四條畷学園短期大学・非常勤講師
- 2003/04/01 - 2006/03/31 Research Associate, Faculty of Education, Osaka Kyoiku University Faculty of Education
Show all
Association Membership(s) (1)：
Mathematical Society of Japan
