KUMAHARA Keisaku

J-GLOBAL         Last updated: Dec 11, 2015 at 16:05
 
Avatar
Name
KUMAHARA Keisaku
Affiliation
The Open University of Japan
Section
Faculty of Liberal Arts
Job title
Professor
Degree
(BLANK)(Osaka University)

Research Interests

 
 

Research Areas

 
 

Academic & Professional Experience

 
1998
 - 
2013
Professor, The Open University of Japan
 
1998
 - 
Today
Emeritus Professor, Tottori University
 
2013
 - 
Today
Emeritus Professor, The Open University of Japan
 

Published Papers

 
A new interpretation of Chebychev's inequality for sequaences of real numbers and quasi-arithmetic means
Yasuo NAKASUJI, Keisaku KUMAHARA, Shin-Ei TAKAHASHI
Journal of Mathematical Inequalities   6(1) 95-105   2012   [Refereed]
Stability problems for generalized additive mappings and Euler-Lagrange type mappings
Mamoru TODOROKI, Keisaku KUMAHARA, Takeshi MIURA, Shin-Ei TAKAHASHI
The Australian Journal of Mathematical Analysis and Applications   9(1) 1-9   2012   [Refereed]
Yaso NAKASUJI, Keisaku KUMAHARA, Shin-Ei TAKAHASHI
Journal of Inequalities and Applications   2011(48)    2011   [Refereed]
On non-unitary induced representations of a generalized Heisenberg group
K.Kumahara
Mathematica Japonica   46(1) 5-14   1997
On a function space related to the Hardy-Littlewood inequality for Riemannian Symmetric spaces
K.Kumahara
Hiroshima Mathematical Journal   26(1) 103-116   1996
Invariant bilinear forms for Heisenberg group
K.Kumahara
Tokyo Journal of Mathematics   18(1) 231-246   1995
On the Hausdorff-Young inequality for Riemannian symmetric spaces
K.Kumahara
Journal of the Faculty of General Education Tottori University   28 97-105   1994
A Hardy-Littlewood-Paley theorem for Symmetric Spaces
K.Kumahara
Mathematica Japonica   29(3) 433-437   1984
Fourier Transforms on the motion groups
K.Kumahara
Journal of the Mathematical Society of Japan   28(1) 18-32   1976
Fourier transforms on the Cartan motion group
K.Kumahara
Proceedings of the Japan Academy   50(7) 433-435   1974
An analogue of the Paley-Wiener theorem for the Heisenberg group
K.Kumahara
Proceedings of the Japan Academy   47(5) 491-494   1971

Misc

 
The Cowling-Price theorem for semisimple Lie groups(共著)
Hiroshima Mathematical Journal   32(2) 337-349   2002
A generalization of the Hardy theorem to semisimple Lie groups (共著)
Proceedings of the Japan Academy, Ser. A   75(7) 113-114   1999
An L' Fourier analysis on symmetric spaces (共著)
Journal of Functional Analysis   47(2) 230-246   1982
An analogue of the Hardy theorem for the Cartan motion group (共著)
Proceedings of the Japan Academy   74(Ser.A10) 149-151   1998
Application of Wavelet analysis to turbulent flows
Reports of the Faculty of Engineering Tottori University   29(1) 155-166   1998
On Radon transform for Minkowski space (共著)
Journal of the Faculty of General Education, Tottori University   27 139-157   1993
A Hardy-Littlewood theorem for Spherical Fourier transforms on symmetric spaces (共著)
Journal of Functional Analysis   71(1) 104-122   1987
Fourier transforms and elementary solutions of invariant differential operators on homogeneous vector bundles over compact homogeneous spaces (共著)
Hiroshima Mathematical Journal   11(1) 143-172   1981
Riemann-Lebesque lemma for real reductive groups (共著)
Proceedings of the Japan Academy   56(Ser.A10) 465-468   1980
A sub-space of Schwartz space on motion groups (共著)
Hiroshima Mathematical Journal   10(3) 691-698   1980

Books etc

 
Methods of Mathematical Sciences
Hosodaigaku Kyoikushinkokai   2002   
Elementary Calculus
Hosodaigaku Kyoikushinkokai   2002   
Matrices, Groups and Homogeneous Spaces
Hihonhyoronsha   2001   
Analysis
Hosodaigaku Kyoikushinkoukai   2000   
Advanced Calculus
Gakujutsutoshoshuppan   1997   

Research Grants & Projects

 
Harmonic Analysis on Homogeneous Spaces