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J-GLOBAL ID：200901088021774459   Update date: Aug. 01, 2022

Naito Koichiro

ナイトウ コウイチロウ | Naito Koichiro
Affiliation and department：
Kumamoto University Graduate School of Science and Technology, ,Graduate School of Science and Technology(Engineering group),Kumamoto University

About Kumamoto University Graduate School of Science and Technology, ,Graduate School of Science and Technology(Engineering group),Kumamoto University


Job title： Professor
Research field  (1)： Algebra
MISC (68)：
  • Hirohito Inoue, KoichiroNaito. Entropy and recurrent dimensions of discrete dynamical systems given by p-adic expansions. p-Adic Numbers, Ultrametric Analysis and Applications. 2015. 7. 147-157
  • HIROHITO INOUE, KOICHIRO NAITO. SIMULTANEOUS RATIONAL APPROXIMATIONS OF $p$-ADIC NUMBERS BY THE LLL LATTICE BASIS REDUCTION ALGORITHM. 京都大学数理解析研究所講究録. 2014. 1923. 163-171
  • Hirohito Inoue, Koichiro Naito. Unpredictability of quasi-periodic dynamical systems with frequency of p-adic Liouville type numbers. 京都大学数理解析研究所講究録. 2013. 1841. 8-16
  • Koichiro Naito. Predictability and unpredictability of quasi-periodic dynamical systems. 京都大学数理解析研究所講究録1821「非線形解析学と凸解析学の研究」. 2013. 1821. 33-39
  • Koichiro Naito. Recurrency and unpredictability of quasi-periodic orbits estimated by simultaneous Diophantine approximations. 京都大学数理解析研究所講究録. 2011. 1755. 103-109
ｍore...
Lectures and oral presentations  (23)：
  • 多次元p進近似格子と暗号理論への応用
    (2015年暗号と情報セキュリティシンポジウム 2015)
  • Simultaneous approximation problems of p-adic numbers and their applications to cryptography.
    (京都大学数理解析研究所共同研究研究集会「準結晶の数学的モデルとその周辺 」 2014)
  • The Shortest Vector Problems in P-adic Approximation Lattices and Their Applications to Cryptography
    (The International Workshop on Nonlinear Analysis and Convex Analysis 2014)
  • Entropy and Recurrent Dimensions of Discrete Quasi-Periodic Dynamical Systems Given by p-Adic Expansions
    (ICM Satellite Conference 2014: The Fourth Asian Conference on Nonlinear Analysis and Optimization 2014)
  • Inhomogeneous Simultaneous Approximations of p-Adic Numbers and Their Applications to Cryptography
    (ICM Satellite Conference 2014: The Fourth Asian Conference on Nonlinear Analysis and Optimization 2014)
ｍore...
Works (12)：
  • 非線形偏微分方程式系における複雑解のフラクタル構造解析
    2006 - 2008
  • 非線形発展方程式系における準周期的解軌道のフラクタル構造解析
    2004 - 2006
  • 非線形微分方程式の解の多重性とダイナミクスの研究
    2002 - 2006
  • 非線形偏微分方程式系における準周期的アトラクターの構造解析
    2002 - 2004
  • 変動する領域における拡散過程の研究
    2001 - 2003
ｍore...
Education (4)：
  • - 1983 Tokyo Institute of Technology Science of Engineering
  • - 1983 Tokyo Institute of Technology Graduate School, Division of Science and Engineering
  • - 1977 Yokohama National University
  • - 1977 Yokohama National University Faculty of Engineering
Professional career (2)：
  • Doctor of Science (Tokyo Institute of Technology)
  • Master of Science (Tokyo Institute of Technology)
Work history (6)：
  • 1996 - 2006 Kumamoto University Faculty of Engineering
  • 1996 - 2006 Professor,Faculty of Engineering,Kumamoto University
  • 2006 - Kumamoto University Graduate School of Science and Technology
  • 2006 - Professor, ,Graduate School of Science and Technology(Engineering group),Kumamoto University
  • 1993 - 1996 Kumamoto University Faculty of Engineering
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