No. 
Classification 
Refereed paper 
Title 
Authorship 
Author 
Journal 
Volume/issue/page 
Publication date 
ISSN 
DOI 
URL 
1 
Paper

Yes

On volumetric locking in a hybrid symmetric interior penalty method for nearly incompressible linear elasticity on polygonal meshes


Daisuke Koyama and Fumio Kikuchi

Japan Journal of Industrial and Applied Mathematics

34/ 2, 373406

2017


10.1007/s1316001702512

URL

2 
Paper

Yes

Strong L^p convergence associated with Rellichtype discrete compactness for discontinuous Galerkin FEM

Joint

Fumio Kikuchi, Daisuke Koyama

JSIAM Letters

6, 2528

2014




3 
Paper

Yes

An a priori error estimate of the DirichlettoNeumann finite element method for multiple scattering problems


Daisuke Koyama

Japan Journal of Industrial and Applied Mathematics

31/ 1, 165192

2014/02




4 
Paper

No

Preface


Daisuke Koyama, ChoiHong Lai and Nobito Yamamoto

Journal of Algorithms & Computational Technology, Mathematical Modelling and Numerical Analysis of Science and Engineering Problems

7/ 3, iii

2013/09




5 
Paper

Yes

Error Analysis of the DtN Finite Element Method for the Linear Water Wave Scattering Problem due to Stationary Bodies


Daisuke Koyama, Hideyuki Seto

Transactions of the Japan Society for Industrial and Applied Mathematics

22/ 4, 341382

2012/12




6 
Paper

Yes

Superconvergence of a finite element method for the Webster equation


Xiong, Zhi Guang; Kako, Takashi; Koyama, Daisuke

Numer. Math. J. Chinese Univ.

32/ 2, 106117

2010




7 
Paper

Yes

Wellposedness of the Helmholtz problem with the multiple DtN boundary condition


Daisuke Koyama

Advances in Mathematical Sciences and Applications

20/ 2, 349370

2010




8 
Paper

Yes

Error estimates of the finite element method for the exterior Helmholtz problem with a modified DtN boundary condition


Daisuke Koyama

Journal of Computational and Applied Mathematics

232/ 1, 109121

2009/10




9 
Paper

Yes

Error estimates of the DtN finite element method for the exterior Helmholtz problem


Daisuke Koyama

Journal of Computational and Applied Mathematics

200/ 1, 2131

2007/03




10 
Paper

Yes

Computational algorithm for the constrain matrix arising in a fictitious domain method


Daisuke Koyama

Transactions of the Japan Society for Industrial and Applied Mathematics

15/ 4, 571587

2005/12




11 
Paper

Yes

Wellposedness of the wave equation with an artificial boundary condition


D. Koyama

Advances in Mathematical Sciences and Applications

15/ 2, 545558

2005/10




12 
Paper

Yes

外部Helmholtz問題で生じる線型方程式に対する前処理つきCOCG法の応用


柿原正伸, 小山大介, 藤野清次

日本計算工学会論文集

No.20050022

2005/07




13 
Paper

Yes

A mixedtype finite element approximation for radiation problems using fictitious domain method


H. M. Nasir, T. Kako, D. Koyama

Journal of Computational and Applied Mathematics

152, 377392

2003/03




14 
Paper

Yes

A controllability method with an artificial boundary condition for the exterior Helmholtz problem


Daisuke Koyama

Japan Journal of Industrial and Applied Mathematics

20/ 1, 117145

2003/02




15 
Paper

No

3次元Helmholtz問題への仮想領域法の応用


小山大介

京都大学数理解析研究所研究集会「微分方程式の数値解法と線形計算」(発表2002.11.20)


2002/11




16 
Paper

Yes

Finite element analysis for the eigenvalue problem of the linear water wave in a water region with a reentrant corner


D. Koyama, K. Tanimoto and T. Ushijima

Japan Journal of Industrial and Applied Mathematics

15/ 3, 395422

1998




17 
International conference proceedings, etc.

Yes

Volume locking phenomena arising in a hybrid symmetric interior penalty method with continuous numerical traces

Joint

Daisuke Koyama, Fumio Kikuchi

Domain Decomposition Methods in Science and Engineering XXIII

361369

2017




18 
International conference proceedings, etc.

Yes

A parallel Schwarz method for multiple scattering problems


Daisuke Koyama

Domain Decomposition Methods in Science and Engineering XIX (Lecture Notes in Computational Science and Engineering)

351358

2010/11




19 
International conference proceedings, etc.

Yes

An artificial boundary condition for the numerical computation of scattering waves


D. Koyama

Domain Decomposition Methods in Science and Engineering, Proceedings of 12th International Conference on Domain Decomposition Methods, Chiba, Japan, October 2529, 1999, Edited by T. Chan, T. Kako, H. Kawarada and O. Pironneau, DDM.org, Printed in Japan

401409

2001




20 
International conference proceedings, etc.

No

A finite element computation for the flow around a wing in 2dimensional perfect fluid


T. Ushijima, D. Yokomatsu and D. Koyama

Proceedings of Third ChinaJapan Joint Seminar on Numerical Mathematics, held in Dalian, Chaina, August 2630, 1996, Edited by Z.C. Shi and M. Mori, Science Press, Beijing/New York,1998

148158

1998



