Ken'Ichi Mitani

ミタニケンイチ | Ken'Ichi Mitani

Affiliation and department：

Research field (1)： Basic analysis

Research keywords (1)：バナッハ空間の幾何学

Research theme for competitive and other funds (6)：

2021 - 2025 バナッハ空間における単位球の幾何学的構造の研究とその応用
2017 - 2022 Geometric constants of Banach Spaces and their applications
2015 - 2019 A study of geometric structure of Banach spaces and its applications
2011 - 2013 Various constants and norm inequalities in Banach spaces and its applications
2006 - バナッハ空間における不等式の研究

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Papers (17)：

Ken-Ichi Mitani, Yasuji Takahashi, Kichi-Suke Saito. On von neumann-jordan constant of lP-lq spaces Ken-Ichi. Journal of Nonlinear and Convex Analysis. 2018. 19. 10. 1705-1709
Naoto Komuro, Ken-Ichi Mitani, Kichi-Suke Saito, Ryotaro Tanaka, Yukino Tomizawa. A Comparison Between James and von Neumann-Jordan Constants. MEDITERRANEAN JOURNAL OF MATHEMATICS. 2017. 14. 4. 1-13
Yukino Tomizawa, Ken-Ichi Mitani, Kichi-Suke Saito, Ryotaro Tanaka. GEOMETRIC CONSTANTS OF pi/2-ROTATION INVARIANT NORMS ON R-2. ANNALS OF FUNCTIONAL ANALYSIS. 2017. 8. 2. 215-230
Masahiro Sato, Naoto Komuro, Ken-Ichi Mitani, Kichi-Suke Saito, Ryotaro Tanaka. DUAL OF EXTREMAL ABSOLUTE NORMS ON R-2 AND THE JAMES CONSTANT. BANACH JOURNAL OF MATHEMATICAL ANALYSIS. 2016. 10. 2. 251-266
Naoto Komuro, Ken-Ichi Mitani, Kichi-Suke Saito, Ryotaro Tanaka. ON THE CONVEXITY OF VON NEUMANN-JORDAN CONSTANT. JOURNAL OF NONLINEAR AND CONVEX ANALYSIS. 2015. 16. 11. 2263-2268

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MISC (7)：

Saito Kichi-Suke, Mitani Ken-Ichi, Tanaka Ryotaro. Recent development on James constant of 2-dimensional Lorentz sequence spaces (Mathematics for Uncertainty and Fuzziness). RIMS Kokyuroku. 2014. 1906. 40-47
Izumida Tamotsu, Mitani Ken-Ichi, Saito Kichi-Suke. On generalized triangle inequalities in normed spaces (Operator monotone functions and related topics). RIMS Kokyuroku. 2014. 1893. 20-27
三谷健一, 斎藤吉助, 高橋泰嗣. バナッハ空間のskew定数について (非線形解析学と凸解析学の研究). 数理解析研究所講究録. 2013. 1821. 168-172
Komuro Naoto, Saito Kichi-Suke, Mitani Ken-Ichi. ON THE JAMES CONSTANT OF EXTREME ABSOLUTE NORMS ON $\mathbb{R}^2$ (Banach space theory and related topics). RIMS Kokyuroku. 2011. 1753. 16-22
Saito Kichi-Suke, Mitani Ken-Ichi, Komuro Naoto. Monotonicity of absolute norms and its applications (Nonlinear Analysis and Convex Analysis). RIMS Kokyuroku. 2011. 1755. 90-96

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Education (2)：

Professional career (1)：

Association Membership(s) (1)：

日本数学会

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