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Okayama, Tomoaki
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1

Error analyses of Sinc-collocation methods for exponential ..:

Okayama, Tomoaki ; Hara, Ryota ; Goto, Shun'ichi
Nonlinear Theory and Its Applications, IEICE.  15 (2024)  3 - p. 630-650 , 2024
Link: https://doi.org/10.1587/..
 
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2

Improvement of selection formulas of mesh size and truncati..:

Okayama, Tomoaki ; Ogawa, Shota
Japan Journal of Industrial and Applied Mathematics.  41 (2023)  2 - p. 821-836 , 2023
Link: https://doi.org/10.1007/..
 
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3

Optimal selection formulas of mesh size and truncation numb..:

Okayama, Tomoaki ; Kawai, Yuta
JSIAM Letters.  15 (2023)  0 - p. 81-84 , 2023
Link: https://doi.org/10.14495..
 
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4

Error analysis of approximation of derivatives by means of ..:

Okayama, Tomoaki ; Tanaka, Ken'ichiro
JSIAM Letters.  15 (2023)  0 - p. 5-8 , 2023
Link: https://doi.org/10.14495..
 
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5

Double-exponential formula for infinite integrals of unilat..:

Okayama, Tomoaki
JSIAM Letters.  14 (2022)  0 - p. 17-20 , 2022
Link: https://doi.org/10.14495..
 
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6

Theoretical comparison of two conformal maps combined with ..:

Okayama, Tomoaki ; Hirohata, Katsuya
JSIAM Letters.  14 (2022)  0 - p. 77-79 , 2022
Link: https://doi.org/10.14495..
 
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7

New conformal map for the trapezoidal formula for infinite ..:

Okayama, Tomoaki ; Nomura, Tomoki ; Tsuruta, Saki
Journal of Computational and Applied Mathematics.  389 (2021)  - p. 113354 , 2021
Link: https://doi.org/10.1016/..
 
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8

Improvement of the conformal map combined with the Sinc app..:

Okayama, Tomoaki ; Shiraishi, Tomoya
JSIAM Letters.  13 (2021)  0 - p. 37-39 , 2021
Link: https://doi.org/10.14495..
 
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9

A modified Stenger's quadrature formula for infinite integr..:

Okayama, Tomoaki ; Hanada, Shu
Mathematics and Computers in Simulation.  186 (2021)  - p. 3-18 , 2021
Link: https://doi.org/10.1016/..
 
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10

New conformal map for the Sinc approximation for exponentia..:

Okayama, Tomoaki ; Shintaku, Yuya ; Katsuura, Eisuke
Journal of Computational and Applied Mathematics.  373 (2020)  - p. 112358 , 2020
Link: https://doi.org/10.1016/..
 
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11

Improvement of selection formulas of mesh size and truncati..:

Okayama, Tomoaki ; Kurogi, Chisei
JSIAM Letters.  12 (2020)  0 - p. 13-16 , 2020
Link: https://doi.org/10.14495..
 
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12

Error analyses of Sinc-Nyström methods for initial value pr..:

Hara, Ryota ; Okayama, Tomoaki
Nonlinear Theory and Its Applications, IEICE.  10 (2019)  4 - p. 465-484 , 2019
Link: https://doi.org/10.1587/..
 
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13

Modified SE-Sinc approximation with boundary treatment over..:

Okayama, Tomoaki ; Hamada, Ryota
JSIAM Letters.  11 (2019)  0 - p. 5-7 , 2019
Link: https://doi.org/10.14495..
 
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14

Error estimates with explicit constants for the Sinc approx..:

Okayama, Tomoaki
Applied Mathematics and Computation.  319 (2018)  - p. 125-137 , 2018
Link: https://doi.org/10.1016/..
 
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15

An optimal approximation formula for functions with singula..:

Tanaka, Ken'ichiro ; Okayama, Tomoaki ; Sugihara, Masaaki
Journal of Approximation Theory.  234 (2018)  - p. 82-107 , 2018
Link: https://doi.org/10.1016/..
 
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