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

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Papers (170)：

Fujii, Jun Ichi. A Challenge to the Uhlmann Geometry for DEnsity Matrices. Memoires of Osaka Kyoiku University. 2023. 71. 91-103
藤井淳一. Kitaevのtoric codeについての補足. 大阪教育大学紀要人文社会科学・自然科学. 2022. 70. 23-34
Fujii, Jun Ichi. Numbers and Quantities on the Arithmetic Education. Osaka Journal of Mathematics Education. 2022. 51. 27-42
Matsumoto Akemi, Fujii, Jun Ichi. Begin with the Scalar Multiplication. Osaka Journal of Mathematics Education. 2022. 51. 13-27
Fujii, Jun Ichi. Around the First Chern Numbers and Characters. Osaka Journal of Mathematics Education. 2022. 51. 133-152

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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
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
RELATIVE OPERATOR ENTROPY AND KARCHER MEAN (Research on structure of operators by order and geometry with related topics). 2016. 1996. 45-53
Fujii Jun Ichi. Relative entropies and information ones for matrices (Theory of operator means and related topics). RIMS Kokyuroku. 2015. 1935. 156-162
Fujii Jun Ichi. On geometric structure of positive definite matrices (Operator monotone functions and related topics). RIMS Kokyuroku. 2014. 1893. 122-125

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Books (14)：

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
情報教育の基礎
コロナ社 1995

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Lectures and oral presentations (11)：

Means for fixed rank PSD matrices based on geodesics
(Workshop on Operator theory and Operator algebras 2020 2020)
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)
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)
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)
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)

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Education (2)：

Professional career (4)：

Work history (5)：

Association Membership(s) (2)：

数学教育学会 , 日本数学会

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