Emiko Ishiwata

According to our database, Emiko Ishiwata authored at least 20 papers between 1998 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2023

Global GPBiCGstab(L) method for solving linear matrix equations.

Itsuki Horiuchi, Kensuke Aihara, Toshio Suzuki, Emiko Ishiwata

Numer. Algorithms, May, 2023

2019

Acceleration of Interactive Multiple Precision Arithmetic Toolbox MuPAT Using FMA, SIMD, and OpenMP.

Hotaka Yagi, Emiko Ishiwata, Hidehiko Hasegawa

Proceedings of the Parallel Computing: Technology Trends, 2019

2014

A variant of IDRstab with reliable update strategies for solving sparse linear systems.

Kensuke Aihara, Kuniyoshi Abe, Emiko Ishiwata

J. Comput. Appl. Math., 2014

A quasi-minimal residual variant of IDRstab using the residual smoothing technique.

Kensuke Aihara, Kuniyoshi Abe, Emiko Ishiwata

Appl. Math. Comput., 2014

2013

Development and acceleration of multiple precision arithmetic toolbox MuPAT for Scilab.

Satoko Kikkawa, Tsubasa Saito, Emiko Ishiwata, Hidehiko Hasegawa

JSIAM Lett., 2013

Effectiveness of Sparse Data Structure for Double-Double and Quad-Double Arithmetics.

Tsubasa Saito, Satoko Kikkawa, Emiko Ishiwata, Hidehiko Hasegawa

Proceedings of the Parallel Processing and Applied Mathematics, 2013

2012

Error analysis for matrix eigenvalue algorithm based on the discrete hungry Toda equation.

Akiko Fukuda, Yusaku Yamamoto, Masashi Iwasaki, Emiko Ishiwata, Yoshimasa Nakamura

Numer. Algorithms, 2012

Analysis of the GCR method with mixed precision arithmetic using QuPAT.

Tsubasa Saito, Emiko Ishiwata, Hidehiko Hasegawa

J. Comput. Sci., 2012

2011

An alternative implementation of the IDRstab method saving vector updates.

Kensuke Aihara, Kuniyoshi Abe, Emiko Ishiwata

JSIAM Lett., 2011

Dynamics of a discretized SIR epidemic model with pulse vaccination and time delay.

Masaki Sekiguchi, Emiko Ishiwata

J. Comput. Appl. Math., 2011

2010

A strategy of reducing the inner iteration counts for the variable preconditioned GCR({$\vc{m}$}) method.

Kensuke Aihara, Emiko Ishiwata, Kuniyoshi Abe

JSIAM Lett., 2010

A variable preconditioned GCR(m) method using the GSOR method for singular and rectangular linear systems.

Daisuke Aoto, Emiko Ishiwata, Kuniyoshi Abe

J. Comput. Appl. Math., 2010

Development of Quadruple Precision Arithmetic Toolbox QuPAT on Scilab.

Tsubasa Saito, Emiko Ishiwata, Hidehiko Hasegawa

Proceedings of the Computational Science and Its Applications, 2010

2009

On the qd-type discrete hungry Lotka-Volterra system and its application to the matrix eigenvalue algorithm.

Akiko Fukuda, Emiko Ishiwata, Masashi Iwasaki, Yoshimasa Nakamura

JSIAM Lett., 2009

2008

A super-attainable order in collocation methods for differential equations with proportional delay.

Emiko Ishiwata, Yoshiaki Muroya, Hermann Brunner

Appl. Math. Comput., 2008

2007

Rational approximation method for delay differential equations with proportional delay.

Emiko Ishiwata, Yoshiaki Muroya

Appl. Math. Comput., 2007

2003

Basic LUL Factorization and Improved Iterative Method with Orderings.

Yoshiaki Muroya, Emiko Ishiwata

Int. J. Comput. Math., 2003

2000

On the Attainable Order of Collocation Methods for the Neutral Functional-Differential Equations with Proportional Delays.

Emiko Ishiwata

Computing, 2000

1998

New criteria for generalized diagonally dominant matrices.

Emiko Ishiwata, Yoshiaki Muroya, Masunori Harada, Hiroshi Niki

Int. J. Comput. Math., 1998

Main convergence theorems for the improved sor method with orderings.

Emiko Ishiwata, Yoshiaki Muroya

Int. J. Comput. Math., 1998