Rchr
J-GLOBAL ID:200901073543532288
Update date: Dec. 23, 2024 Fujii Junichi
フジイ ジユンイチ | Fujii Junichi
Affiliation and department: Job title:
Special Appointed Professor
Homepage URL (1): http://www.osaka-kyoiku.ac.jp/~fujii/lhtml/index-j.html Research field (3):
Basic analysis
, Applied mathematics and statistics
, Basic mathematics
Research keywords (3):
Information Mathematics
, Operator Theory
, Functional Analysis
Research theme for competitive and other funds (10): - 2019 - 2022 Geometric structure in quantum information theory based on Operator Theory and its applications
- 2016 - 2019 The study on geometrical structure in quantum information theory based on Operator Theory
- 2011 - 2013 Opereator inequalities and their application to related fields
- 2008 - 2010 Developments and Applications for Operator Inequalities
- 1989 - 非可換エントロピー論
- 1989 - noncommutative information theory
- (無限有向)グラフのスペクトル論
- 作用素不等式
- Spectral theory for (infinite directed) graphs
- operator inequality
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Papers (174): -
Jun Ichi Fujii. Paths of means for positive operators with strongly unitarily equivalent supports. Advances in Operator Theory. 2024. 9. 3
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Fujii, Jun Ichi. A Challenge to the Uhlmann Geometry for DEnsity Matrices. Memoires of Osaka Kyoiku University. 2023. 71. 91-103
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藤井淳一. Yの悲劇 -横地清先生を偲んで. 数学教育研究. 2023. 52. 149-162
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松本明美, 藤井淳一. 先従倍始(その2)「倍・比」の指導を巡って. 2023. 52. 11-26
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藤井淳一. Entanglementの周辺. 数学教育研究. 2023. 52. 121-139
more... MISC (35): -
瀬尾 祐貴, 藤井 淳一. 負パラメータを持つTsallis relative operator entropy (関数空間の構造とその周辺). 数理解析研究所講究録. 2017. 2041. 167-174
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藤井 淳一, 瀬尾 祐貴. The adjoint of multi-variable operator means and power ones (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). 数理解析研究所講究録. 2017. 2033. 115-134
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RELATIVE OPERATOR ENTROPY AND KARCHER MEAN (Research on structure of operators by order and geometry with related topics). 2016. 1996. 45-53
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Fujii Jun Ichi. Relative entropies and information ones for matrices (Theory of operator means and related topics). RIMS Kokyuroku. 2015. 1935. 156-162
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Fujii Jun Ichi. On geometric structure of positive definite matrices (Operator monotone functions and related topics). RIMS Kokyuroku. 2014. 1893. 122-125
more... Books (15): - Operator and Norm Inequalities and Related Topics
Birkhauser 2022 ISBN:9783031021039
- Structural Analysis of Complex Networks
Birkhauser 2011
- Reduced linear codes from cyclic ones
Proceedings of 2005 Symposium on Applied Functional Analysis-Information Sciences and Related Fields 2007
- Jensen's inequalities on any interval for operators
Yokohama PublishersProceedings of the 3rd International Conference on Nonlinear Analysis and Convex Analysis 2004
- Mathematics Education and Personal Computers
Daiichi-Hoki Shuppan 1997
more... Lectures and oral presentations (11): -
Means for fixed rank PSD matrices based on geodesics
(Workshop on Operator theory and Operator algebras 2020 2020)
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同ランク正半定値の行列平均について
(日本数学会2020 年度春季年会 2020)
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同ランク半正定値行列の平均について
(RIMS研究集会「順序を用いた作用素の構造研究と関連する話題」 2019)
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ある作用素平均族のべき単調性
(RIMS研究集会「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」 2018)
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power difference mean の表現関数のPM 性について
(日本数学会 秋季総合分科会 2018)
more... Education (2): - 1978 - 1980 Osaka Kyoiku University Graduate School, Division of Education 数学教育
- 1974 - 1978 Osaka Kyoiku University Faculty of Education 小学校教員養成課程(数学科)
Professional career (4): - Master of Education (Osaka Kyoiku University)
- 教育学修士 (大阪教育大学)
- PhD (Science) (Science University of Tokyo)
- 理学博士 (東京理科大学)
Work history (6): Association Membership(s) (2): Return to Previous Page