Nagai Atsushi

J-GLOBAL         Last updated: Nov 7, 2018 at 14:45
 
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Name
Nagai Atsushi
Section
Faculty of Liberal Arts
Degree
PhD(Mathematical Sciences)(The University of Tokyo)
Research funding number
90304039

Research Areas

 
 

Academic & Professional Experience

 
Apr 2017
 - 
Today
Professor, Department of Computer Science, Tsuda University
 
Apr 2014
 - 
Mar 2017
Professor, College of Industrial Technology, Nihon University
 
Apr 2007
 - 
Mar 2014
Associate Professor, College of Industrial Technology, Nihon University
 
Apr 2004
 - 
Mar 2007
Lecturer, College of Industrial Technology, Nihon University
 
Jul 1998
 - 
Mar 2004
Research Associate, Department of Mathematical Sciences, Faculty of Engineering Science
 

Education

 
Apr 1993
 - 
Mar 1996
Department of Mathematical Sciences, Graduate School, Division of Mathematical Sciences, The University of Tokyo
 
Apr 1991
 - 
Mar 1993
Graduate School of Engineering, University of Tokyo
 
 
 - 
1991
Department of Mathematical Engineering and Information Physics, Faculty of Engineering, The University of Tokyo
 

Published Papers

 
Kazuo Takemura, Atsushi Nagai and Yoshinori Kametaka
Linear Algebra and its Applications   507 344-355   Jun 2016   [Refereed]
Yoshinori Kametaka, Atsushi Nagai, Hiroyuki Yamagishi, Kazuo Takemura and Kohtaro Watanabe
Journal of the Physical Society of Japan   84(7)    Jun 2015   [Refereed]
C R Gilson, J J C Nimmo and A. Nagai
J. Phys. A: Math. Theor   48 295201   2015   [Refereed]
Kazuo Takemura, Atsushi Nagai, Yoshinori Kametaka, Kohtaro Watanabe and Hiroyuki Yamagishi
Journal of Inequalities and Applications   2015(54) 1-20   2015   [Refereed]
Hiroyuki Yamagishi, Yoshinori Kametaka, Kohtaro Watanabe, Atsushi Nagai and Kazuo Takemura
Tokyo Journal of Mathematics   36(1) 253-268   2013   [Refereed]
Hiroyuki Yamagishi, Yoshinori Kametaka, Atsushi Nagai, Kohtaro Watanabe and Kazuo Takemura
JSIAM Letters   5 53-56   2013   [Refereed]
Hiroyuki Yamagishi, Yoshinori Kametaka, Atsushi Nagai, Kohtaro Watanabe and Kazuo Takemura
JSIAM Letters   5 33-36   2013   [Refereed]
Kazuo Takemura, Yoshinori Kametaka, Kohtaro Watanabe, Atsushi Nagai and Hiroyuki Yamagishi
Boundary Value Problems   2012(95) 1-15   Aug 2012   [Refereed]
Hiroyuki Yamagishi, Yoshinori Kametaka, Atsushi Nagai, Kohtaro Watanabe and Kazuo Takemura
JSIAM Letters   4 1-4   Feb 2012   [Refereed]
The best constant of Sobolev inequality corresponding to a bending problem of a beam on an interval
K. Takemura, H. Yamagishi, Y. Kametaka, K. Watanabe and A. Nagai
Tsukuba Journal of Mathematics   33 253-280   Jan 2010   [Refereed]
Giambelli's formula and the best constant of Sobolev inequality in one dimensional Euclidean space
Yoshinori Kametaka, Kohtaro Watanabe, Kazuo Takemura, Hiroyuki Yamagishi
Scienticae Mathematicae Japonicae   e-2009 621-635   Nov 2009   [Refereed]
Yoshinori Kametaka, Kohtaro Watanabe
Journal of Physics A   42 454014   Oct 2009   [Refereed]
The best constant of Sobolev inequality corresponding to antiperiodic boundary value problem for (-1)^M(d/dx)^2M
Journal of Nonlinear and Convex Analysis   10(1) 103-116   May 2009   [Refereed]
Riemann zeta function and the best constant of five series of Sobolev inequalities
H. Yamagishi, Y. Kametaka, A. Nagai, K. Watanabe and K. Takemura
RIMS Kokyuroku Bessatsu   B13 125-139   Mar 2009   [Refereed]
The Best Constant of Sobolev Inequality which Corresponds to Schrodinger Operator with Dirac Delta Potential
Scientiae Mathematicae Japonicae Online   e-2008 541-555   Dec 2008   [Refereed]
The Best Constant of Sobolev Inequality to Dirichlet Boundary Value Problem for (-1)^M(d/dx)^{2M}
Scientiae Mathematicae Japonicae Online   e-2008 439-451   Nov 2008   [Refereed]
Funkcialaj Ekvacioj   51 307-327   Sep 2008   [Refereed]
Journal of Mathematical Analysis and Applications   340 699-706   Jan 2008   [Refereed]
Heaviside cable, Thomson cable and the best constant of a Sobolev-type inequality
Scienticae Mathematicae Japnicae Online   e-2007 739-755   Dec 2007   [Refereed]
Journal of the Physical Society of Japan   76(9) 0940021-0940029   Sep 2007   [Refereed]
Positivity and hierarchical structure of Green functions for bending of a beam: bounday value problems with boundary conditions of not simple type
Far East Journal of Mathematical Sciences   25(2) 201-230   May 2007   [Refereed]
The best constant of Sobolev inequality which corresponds to a beding problem of a string with periodic boundary condition
Scienticae Mathematicae Japonicae Online   e-2007 283-300   May 2007   [Refereed]
The best constant of L^p Sobolev inequality corresponding to the periodic boundary value problem for (-1)^M(d/dx)^{2M}
Scienticae Mathematicae Japonicae Online   e-2007 269-281   May 2007   [Refereed]
Green function for boundary value problem of 2M-th order linear ordinary differential equations with free boundary condition
Far East Journal of Applied Mathematics   26(3) 393-406   Mar 2007   [Refereed]
Riemann zeta function, Bernoulli polynomials and the best constant of Sobolev inequality
Scientiae Mathematicae Japonicae   e-2007 63-89   Jan 2007   [Refereed]
The best constant of Sobolev inequality in an n dimensional Euclidean space
Proceedings of the Japan Academy   81A(3) 57-60   Apr 2005   [Refereed]
The best constant of Sobolev inequality in an n dimensional Euclidean space
Scientiae Mathematicae Japonicae   61(1) 15-23   Jan 2005   [Refereed]
Two-point Simple-type Self-adjoint Boundary Value Problems for Bending of a Beam - Dependency of Green Functions on an Interval Length
Japan Journal of Industrial and Applied Mathematics   21(3) 237-258   Oct 2004   [Refereed]
Journal of the Physical Society of Japan   72 2181-2183   Sep 2003   [Refereed]
Discrete Mittag-Leffler function and its applications
RIMS Kokyuroku   (1302) 1-20   Feb 2003
On a certain fractional Tex-difference and its eigen function
Journal of Nonlinear Mathematical Physics Supplement   10 133-142   2003   [Refereed]
Positivity and hierarchical structure of Green's functions of 2-point boundary value problems for bending of a beam
Japan Journal of Industrial and Applied Mathematics   21 543-566   2001   [Refereed]
Conserved quantities of box and ball systems
Glasgow Mathematical Journal   43A 91-98   2001   [Refereed]
Inverse Problems   15 1639-1662   1999   [Refereed]
Physics Letters A   (255) 265-271   1999   [Refereed]
2+1 dimensional soliton cellular automaton
London Mathematical Society Lecture Notes Series, Cambridge Univ. Press   255 334-342   1999   [Refereed]
The Toda Molecule equation and epsilon-algorithm
Mathematics of Computation   67 1565-1575   1998   [Refereed]
Physics Letters A   (244) 383-388   1998   [Refereed]
Physics Letters A   (234) 301-309   1997   [Refereed]
Physics Letters A   (209) 305-312   Dec 1995   [Refereed]
J. Phys. Soc. Jpn.   64 3669-3674   Sep 1995   [Refereed]

Books etc

 
Basic Mathematics for Calculus
Mar 2011   

Conference Activities & Talks

 
Best constant of Sobolev inequalities
Symmetries and Integrability of Difference Equations 8 (SIDE8)   26 Jun 2008   
Discrete Bernoulli Polynomials and the best constant of discrete Sobolev inequalities
Symmetries and Integrability of Difference Equations 7(SIDE7)   11 Jul 2006   
Discrete Bernoulli polynomials and the best constant of discrete Sobolev inequality
International Workshop on Differential Equations and Dynamical Systems   31 Jul 2005   
On certain fractional differential equations and their solutions
COE Conference "Integrable systems and their real world applications"   18 Feb 2005   
Discretization of Fractional Derivatives
Euresco Conference "Symmetries and Integrability of Difference Equations"   Jun 2004