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Professor Emeritus : Imai, Hitoshi |
○ | Applied Mathematics |
○ | 数値解法の開発, 数理現象の数値解析 (numerical analysis, 自由境界問題) |
1. | 藤田 岳彦, 石村 直之, 藤岡 敦, 松田 秀樹, Hitoshi Imai, 石井 昌宏 and 竹内 慎吾 : Primary 大学ノート よくわかる基礎数学, 実教出版, Tokyo, Nov. 2012. |
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2. | 藤田 岳彦, 石村 直之, 藤岡 敦, 松田 秀樹, Hitoshi Imai, 石井 昌宏 and 竹内 慎吾 : Primary 大学ノート よくわかる微分積分, 実教出版, Tokyo, Dec. 2011. |
1. | DATTA Chandra Krishna, Hitoshi Imai and Hideo Sakaguchi : On numerical challenge for the distinction between smooth functions and analytic functions, Theoretical and Applied Mechanics Japan, Vol.62, 107-117, 2013. (DOI: 10.11345/nctam.62.107, CiNii: 1390001205210094336, Elsevier: Scopus) |
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2. | Azjargal Enkhbayar, Hitoshi Imai and Hideo Sakaguchi : ON NUMERICAL COMPUTATION OF RANK DEFICIT OF MATRICES IN MULTIPLE PRECISION, Advances in Mathematical Sciences and Applications, Vol.23, No.2, 477-486, 2013. |
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3. | Shanta Shamim Shewli, Hitoshi Imai, Karim Faisal Abd. Mohamad and Pramanik Kumar Indrojit : COMPUTING ATTRACTORS FOR A STEFAN PROBLEM WITH HEAT SOURCE TERM USING THE SPECTRAL COLLOCATION METHOD, Far East Journal of Mathematical Sciences, Vol.71, No.1, 87-104, 2012. (Elsevier: Scopus) |
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4. | Hitoshi Imai and Hideo Sakaguchi : Numerical Simulation on Local Solutions Partial Differential Equations, Theoretical and Applied Mechanics Japan, Vol.61, 185-193, 2012. (DOI: 10.11345/nctam.61.185, CiNii: 1390001205211673344, Elsevier: Scopus) |
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5. | Hitoshi Imai, Hideo Sakaguchi and Yusuke Iso : NUMERICAL SIMULATION ON NON-EXISTENCE AND NON-UNIQUENESS OF SOLUTIONS FOR THE TRICOMI EQUATION, GAKUTO International Series, Mathematical Sciences and Applications, Vol.34, 39-58, 2011. |
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6. | Hitoshi Imai, Hideo Sakaguchi and Yuusuke Iso : Simple Numerical Judgement on the Singularity of the Matrix by Using the Multiple-Precision Arithmetic, Theoretical and Applied Mechanics Japan, Vol.60, 343-351, 2011. (DOI: 10.11345/nctam.60.343, Elsevier: Scopus) |
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7. | Hitoshi Imai, Hideo Sakaguchi and 磯 祐介 : On Numerical Computation of the Toricomi Equation, Theoretical and Applied Mechanics Japan, Vol.59, 359-372, 2010. (DOI: 10.11345/nctam.59.359, CiNii: 1390282680186072064, Elsevier: Scopus) |
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8. | Hitoshi Imai, Hideo Sakaguchi and Toshiki Takeuchi : Numerical Computation of Continuation Problems in the Annular Domain, Theoretical and Applied Mechanics Japan, Vol.58, 153-164, 2009. (DOI: 10.11345/nctam.58.153, Elsevier: Scopus) |
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9. | Masahiro Kushida and Hitoshi Imai : リスク選好の偏微分方程式に対する数値解析, 日本応用数理学会論文誌, Vol.18, No.4, 681-686, 2008. (CiNii: 1390001205768145152) |
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10. | Masahiro Kushida, Naoyuki Ishimura and Hitoshi Imai : Numerical Treatment of Nonlinear Partial Differential Equations for the Risk Preference, Theoretical and Applied Mechanics Japan, Vol.57, 487-492, 2008. (DOI: 10.11345/nctam.57.487, Elsevier: Scopus) |
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11. | Hideo Sakaguchi, Hitoshi Imai and Toshiki Takeuchi : PARALLEL COMPUTING OF INTERVAL ARITHMETIC IN MULTIPLE PRECISION FOR SIMULTANEOUS LINEAR EQUATIONS, GAKUTO International Series, Mathematical Sciences and Applications, Vol.28, 165-172, 2008. |
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12. | Hitoshi Imai and Hideo Sakaguchi : Numerical Computation on Continuation of the Solution for the One-Dimensional Heat Equation, 日本応用数理学会論文誌, Vol.17, No.4, 481-493, 2007. (CiNii: 1390282680744519808) |
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13. | Zhenyu JIN, Hideo Sakaguchi, Naoyuki Ishimura and Hitoshi Imai : Global in Space Simulation for the Black-Scholes Equation Incorporating Transaction Costs, Theoretical and Applied Mechanics Japan, Vol.56, 445-450, 2007. (DOI: 10.11345/nctam.56.445) |
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14. | Hitoshi Imai and Hideo Sakaguchi : Numerical Computation on Analyticity of the Solution of a Cauchy Problem for the Backward Heat Equation, Theoretical and Applied Mechanics Japan, Vol.56, 291-300, 2007. (DOI: 10.11345/nctam.56.291) |
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15. | Hitoshi Imai, Naoyuki Ishimura and Masahiro Kushida : Numerical treatment of a singular nonlinear partial differential equation arising in the optimal investment, Thai Journal of Mathematics, Vol.5, 321-326, 2007. |
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16. | Hiroshi Fujiwara, Hitoshi Imai, Toshiki Takeuchi and Yusuke Iso : Numerical treatment of analytic continuation with multiple-precision arithmetic, Hokkaido Mathematical Journal, Vol.36, No.4, 837-848, 2007. (DOI: 10.14492/hokmj/1272848036, Elsevier: Scopus) |
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17. | Zhu Yinglian, Toshiki Takeuchi and Hitoshi Imai : 有界化による熱伝導逆問題の大域的数値計算, 日本応用数理学会論文誌, Vol.16, No.1, 27-36, 2006. (CiNii: 1390001205767896064) |
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18. | Toshiki Takeuchi, Hitoshi Imai and Yinglian Zhu : Some Numerical Experiments on Global Simulation of the Backward Heat Conduction Problem, Theoretical and Applied Mechanics Japan, Vol.55, 175-184, 2006. (DOI: 10.11345/nctam.55.175, Elsevier: Scopus) |
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19. | 藤原 宏志, Hitoshi Imai, Toshiki Takeuchi and 磯 祐介 : 第一種積分方程式の高精度数値計算について, 日本応用数理学会論文誌, Vol.15, No.3, 419-434, 2005. (CiNii: 1390001205767844096) |
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20. | Toshiki Takeuchi, Hitoshi Imai and Hideo Sakaguchi : Global Simulation of a Backward Heat Conduction Problem with a Variable Transform on Time, Theoretical and Applied Mechanics Japan, Vol.54, 319-326, 2005. (DOI: 10.11345/nctam.54.319, Elsevier: Scopus) |
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21. | Aiki Toyohiko and Hitoshi Imai : ONE-PHASE STEFAN PROBLEMS FOR SUBLINEAR HEAT EQUATIONS: ASYMPTOTIC BEHAVIOR OF SOLUTIONS, Communications in Applied Analysis, Vol.8, No.1, 1-15, 2004. (Elsevier: Scopus) |
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22. | Toshiki Takeuchi and Hitoshi Imai : DIRECT NUMERICAL SIMULATIONS OF CAUCHY PROBLEMS FOR THE LAPLACE OPERATOR, Advances in Mathematical Sciences and Applications, Vol.13, No.2, 587-609, 2003. |
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23. | Hitoshi Imai : 応用解析における多倍長計算, 数学, Vol.55, No.3, 316-325, 2003. (DOI: 10.11429/sugaku1947.55.316, CiNii: 1390001205065565696) |
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24. | Aik Toyohiko, Hitoshi Imai, Ishimura Naoyuki and Yamada Yoshio : Well-posedness of one-phase Stefan problems for sublinear heat equations, Nonlinear Analysis: Theory, Methods & Applications, Vol.51, No.4, 587-606, 2002. (DOI: 10.1016/S0362-546X(01)00845-8, Elsevier: Scopus) |
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25. | Hitoshi Imai, Toshiki Takeuchi, Shewli Shamim Shanta, Naoyuki Ishimura and Toyohiko Aiki : Numerical Computation of Lyapunov Exponents Related to Attractors in a Free Boundary Problem, Nonlinear Analysis: Theory, Methods & Applications, Vol.47, No.6, 3823-3833, 2001. (DOI: 10.1016/S0362-546X(01)00501-6, Elsevier: Scopus) |
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26. | Shanta Shamim Shewli, Toshiki Takeuchi, Hitoshi Imai and Masahiro Kushida : NUMERICAL COMPUTATION OF ATTRACTORS IN FREE BOUNDARY PROBLEMS, Advances in Mathematical Sciences and Applications, Vol.11, No.2, 531-548, 2001. |
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27. | Hitoshi Imai and Toshiki Takeuchi : SOME ADVANCED APPLICATIONS OF THE SPECTRAL COLLOCATION METHOD, GAKUTO International Series, Mathematical Sciences and Applications, Vol.17, 323-335, 2001. |
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28. | Hitoshi Imai, koji KIKUCHI, Kazuaki NAKANE, Seiro OMATA and Tomomi TACHIKAWA : A Numerical Approach to the Asymptonic Behavior of Solutions of a One-Dimensional Free Boundary Problem of Hyperbolic Type, Japan Journal of Industrial and Applied Mathematics, Vol.18, No.1, 43-58, 2001. (CiNii: 1573387449650581248) |
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29. | Naoyuki Ishimura, Hitoshi Imai and Toshiki Takeuchi : 自由境界問題の数値解法, 一橋論叢, Vol.126, No.4, 419-428, 2001. |
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30. | Toshiki Takeuchi, Hideo Sakaguchi, Cheng-Hai Jin and Hitoshi Imai : On numerical methods for solving linear systems appearing in infinite precision numerical simulation, RIMS Kokyuroku, Vol.1198, 154-160, 2001. |
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31. | Tarmizi, Toshiki Takeuchi, Hitoshi Imai and Masahiro Kushida : NUMERICAL SIMULATION OF SOME ONE-DIMENSIONAL FREE BOUNDARY PROBLEMS IN ARBITRARY PRECISION, GAKUTO International Series, Mathematical Sciences and Applications, Vol.14, 440-452, 2000. |
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32. | Hitoshi Imai, Naoyuki Ishimura and Toyohiko Aiki : ANALYSIS ON ONE-PHASE STEFAN PROBLEMS FOR SEMILINEAR PARABOLIC EQUATIONS WITH THE DIRICHLET BOUNDARY CONDITION, GAKUTO International Series, Mathematical Sciences and Applications, Vol.14, 176-183, 2000. |
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33. | Tarmizi, Toshiki Takeuchi, Hitoshi Imai and Masahiro Kushida : NUMERICAL SIMULATION OF ONE-DIMENSIONAL FREE BOUNDARY PROBLEMS IN INFINITE PRECISION, Advances in Mathematical Sciences and Applications, Vol.10, No.2, 661-672, 2000. |
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34. | Aiki Toyohiko and Hitoshi Imai : Stability of global solutions to one-phase Stefan problem for a semilinear parabolic equation, Czechoslovak Mathematical Journal, Vol.50, No.125, 135-153, 2000. (DOI: 10.1023/A:1022453623279, Elsevier: Scopus) |
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35. | Hitoshi Imai, Toshiki Takeuchi, Masaaki Nakamura and Naoyuki Ishimura : A DIRECT APPROACH TO AN INVERSE PROBLEM, GAKUTO International Series, Mathematical Sciences and Applications, Vol.12, 223-232, 1999. |
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36. | Hitoshi Imai, Naoyuki Ishimura and Takeo Ushijima : MOTION OF SPIRALS BY CRYSTALLINE CURVATURE, Mathematical Modelling and Numerical Analysis, Vol.33, No.4, 797-806, 1999. |
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37. | Hitoshi Imai, Naoyuki Ishimura and Takeo Ushijima : A Crystalline Motion of Spiral-Shaped Curves with Symmetry, Journal of Mathematical Analysis and Applications, Vol.240, No.1, 115-127, 1999. |
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38. | Hitoshi Imai, Toshiki Takeuchi and Masahiro Kushida : ON NUMERICAL SIMULATION OF PARTIAL DIFFERENTIAL EQUATIONS IN INFINITE PRECISION, Advances in Mathematical Sciences and Applications, Vol.9, No.2, 1007-1016, 1999. |
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39. | Hitoshi Imai, Yoshitane Shinohara, T Konno, Makoto Natori, Weidong Zhou, Isamu Ohnishi and Y Nishiura : NUMERICAL COMPUTATIONS OF FREE BOUNDARY PROBLEMS IN QUADRUPLE PRECISION ARITHMETIC USING AN EXPLICIT METHOD, GAKUTO International Series, Mathematical Sciences and Applications, Vol.11, 193-207, 1998. |
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40. | Takao Hanada and Hitoshi Imai : A MODEL OF A CONTACT ANGLE PROBLEM AND ITS NUMERICAL SIMULATION, GAKUTO International Series, Mathematical Sciences and Applications, Vol.11, 181-192, 1998. |
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41. | Hitoshi Imai, Naoyuki Ishimura and Masaaki Nakamura : CONVERGENCE OF ATTRACTORS FOR SIMPLIFIED MAGNETIC BENARD SYSTEM, GAKUTO International Series, Mathematical Sciences and Applications, Vol.11, 136-144, 1998. |
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42. | Hitoshi Imai, Naoyuki Ishimura and Masaaki Nakamura : ON THE FINITE DETERMINATION OF THE SOLUTIONS FOR THE MHD EQUATIONS, GAKUTO International Series, Mathematical Sciences and Applications, Vol.11, 126-135, 1998. |
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43. | Isamu Ohnishi and Hitoshi Imai : Modified Hele-Shaw moving boundary problem related to some phase transition phenomena, Bulletin of the University of Electro-Communications, Vol.11, No.1, 17-28, 1998. (CiNii: 1520853835365362688) |
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44. | Ali Zulfikar, Yoshitane Shinohara, Hitoshi Imai, Hideo Sakaguchi and Kuniya Okamoto : Existence and Uniqueness of Quasiperiodic Solutions to Perturbed Nonlinear Oscillators, Japan Journal of Industrial and Applied Mathematics, Vol.15, No.2, 279-293, 1998. (DOI: 10.1007/BF03167405, Elsevier: Scopus) |
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45. | Toyohiko Aiki and Hitoshi Imai : Global Existence of Solutions to One-Phase Stefan Problems for Semilinear Parabolic Equations, Annali di Matematica Pura ed Applicata, Vol.CLXXV, No.IV, 327-337, 1998. (DOI: 10.1007/BF01783691) |
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46. | Zulfikar Ali, Yoshitane Shinohara, Hitoshi Imai, Atsuhito Kohda and Kuniya Okamoto : Existence and Uniqueness of Quasiperiodic Solutions to Van der Pol type Equations, Journal of Mathematics, Tokushima University, Vol.31, 69-80, 1997. (Tokushima University Institutional Repository: 126) |
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47. | 周 偉東, Hitoshi Imai, 名取 亮 and Cheng-Hai Jin : スペクトル選点法における最適パラメータ前処理, 日本応用数理学会論文誌, Vol.6, No.3, 191-204, 1996. |
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48. | 桧山 澄子, 花田 孝郎 and Hitoshi Imai : The Data Reduction of a Shoreline by Wavelet Transform, 日本応用数理学会論文誌, Vol.6, No.1, 83-99, 1996. (CiNii: 1390001205767979136) |
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49. | Takashi Hakamada, Hitoshi Imai and Naoyuki Ishimura : Analytical approach to estimating the dimension of attractors, Applied Mathematics and Optimization, Vol.34, 29-36, 1996. |
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50. | Hitoshi Imai, Naoyuki Ishimura and Masaki Nakamura : CONVERGENCE OF ATTRACTORS FOR THE SIMPLIFIED MAGNETIC BENARD EQUATIONS, European Journal of Applied Mathematics, Vol.7, 53-62, 1996. |
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51. | 石村 直之, Hitoshi Imai and 中村 正彰 : Chaos in the Magnetic Benard Problem, BUTSURI, Vol.50, No.9, 697-703, 1995. (CiNii: 1390282680380881664) |
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52. | 周 偉東, Hitoshi Imai and 名取 亮 : Numerical Simulation and Linear Stability Analysis of Convection with a Free Surface, 日本応用数理学会論文誌, Vol.4, No.1, 27-40, 1994. (CiNii: 1390001205768501248) |
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53. | Masahiro Fukuda, Hitoshi Imai and Hideo Kawarada : NUMERICAL SIMULATION OF THE PLUG FLOW APPEARING IN THE BINGHAM FLUID, Advanced in Mathematical Sciences and Applications, Vol.4, No.1, 227-239, 1994. |
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54. | Hitoshi Imai and Masaaki Nakamura : NUMERICAL ANALYSIS OF THE SIMPLIFIED MAGNETIC B NARD PROBLEM, GAKUTO International Series, Mathematical Sciences and Applications, Vol.2, 405-419, 1993. |
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55. | Zhou Weidong, Hitoshi Imai and Makoto Natori : Numerical Study of Natural Convection with a Free Surface by a Spectral Method, GAKUTO International Series, Mathematical Sciences and Applications, Vol.1, 49-60, 1993. |
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56. | Hitoshi Imai, Zhou Weidong, Makoto Natori and Hideo Kawarada : NUMERICAL COMPUTATIONS OF FREE BOUNDARY PROBLEMS USING THE SPECTRAL METHOD, GAKUTO International Series, Mathematical Sciences and Applications, Vol.1, 39-47, 1993. |
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57. | Takao Hanada, Hitoshi Imai, Hideo Kawarada and Makoto Natori : NUMERICAL COMPUTATION FOR SOLIDEFICATION PROBLEMS WITH MOVING SURFACE, GAKUTO International Series, Mathematical Sciences and Applications, Vol.1, 17-38, 1993. |
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58. | Hitoshi Imai and 中村 正彰 : Simplified Model of the Magnetic Benard Convection and Its Simulation(Special Features on Nuclear Fusion), Journal of the Japan Society for Simulation Technology, Vol.12, No.2, 99-106, 1993. (CiNii: 1542543045206735104) |
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59. | 桧山 澄子, 花田 孝郎 and Hitoshi Imai : Practical Reduction Algorithms for the Data Points from a Plane curve, 日本応用数理学会論文誌, Vol.3, No.2, 85-104, 1993. (CiNii: 1390282680745186816) |
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60. | Hiroko Iguchi, Makoto Natori and Hitoshi Imai : REORTHOGONALIZATION IN THE BLOCK LANCZOS ALGORITHM, Bulletin of the Greek Mathematical Society, Vol.33, 25-39, 1992. |
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61. | Hitoshi Imai, Makoto Natori and Eiji Kawamura : A New Reorthogonalization in the Lanczos Algorithm, Journal of Information Processing, Vol.14(1), 56-59, 1991. |
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62. | Hitoshi Imai and Hideo Kawarada : A Method for Finding Bifurcation Points, Control and Cybernetics, Vol.20, No.1, 7-19, 1991. |
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63. | Takao Hanada, Hitoshi Imai, Hideo Kawarada and Makoto Natori : Numerical computations for solidification problems with change of volume, Bulletin of the Greek Mathematical Society, Vol.31, 29-49, 1990. |
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64. | Hideo Kawarada, Toshio Sawaguri and Hitoshi Imai : An Approximate Resolution of a Free Boundary Problem Appearing in the Equilibrium Plasma by Means of Conformal Mapping, Japan Journal of Applied Mathematics, Vol.6, No.3, 331-340, 1989. (DOI: 10.1007/BF03167884, Elsevier: Scopus) |
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65. | Hitoshi Imai and Hideo Kawarada : One-Component Asymmetric Plasmas in a Symmetric Vessel, Japan Journal of Applied Mathematics, Vol.5, No.2, 173-186, 1988. (DOI: 10.1007/BF03167871, Elsevier: Scopus) |
1. | Hitoshi Imai and Hideo Sakaguchi : 熱伝導逆問題の初期値問題に関連する数値計算, RIMS Kokyuroku, Vol.1566, 170-180, 2007. (CiNii: 1520853834961008640) |
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2. | Hitoshi Imai : 無限精度計算が切り開く応用解析・数値解析の未来, RIMS Kokyuroku, Vol.1566, 96-118, 2007. (CiNii: 1520290885009726464) |
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3. | Hitoshi Imai : 有界化法による微分方程式の数値計算, RIMS Kokyuroku, Vol.1441, 173-186, 2005. (CiNii: 1520853834959680640) |
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4. | Hideo Sakaguchi, 渡部 善隆 and Hitoshi Imai : 多倍長計算を適用した精度保証数値計算, RIMS Kokyuroku, Vol.1441, 165-172, 2005. (CiNii: 1050282676912831488) |
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5. | Hitoshi Imai : 無限精度数値シミュレーションの拓く計算力学の新たな可能性, JASCOME Reviews, Vol.2005, No.2005-1, 21-32, 2005. (CiNii: 1520853834758154368) |
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6. | Hitoshi Imai : 極座標変換に伴う微分方程式の特異性の回避公式について, RIMS Kokyuroku, Vol.1362, No.0, 161-168, 2004. (CiNii: 1520290885015241088) |
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7. | Toshiki Takeuchi and Hitoshi Imai : Domain Decomposition Method and Infinite-Precision Numerical Simulation, RIMS Kokyuroku, Vol.1288, 102-107, 2002. (CiNii: 1050282677273346944) |
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8. | Hitoshi Imai, Toshiki Takeuchi and Hideo Sakaguchi : On Super Numerical Simulation, RIMS Kokyuroku, Vol.1265, 9-17, 2002. |
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9. | Hitoshi Imai and Toshiki Takeuchi : On numerical methods for analysis of chaotic phenomena in free boundary problems, RIMS Kokyuroku, Vol.1210, 115-128, 2001. (CiNii: 1050564285468545024) |
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10. | Toshiki Takeuchi, Hideo Sakaguchi, Cheng-Hai Jin and Hitoshi Imai : On numerical methods for solving linear systems appearing in Infinite Precision Numerical Simulation, RIMS Kokyuroku, Vol.1198, 154-160, 2001. (CiNii: 1050845760498246912) |
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11. | Hitoshi Imai, Toshiki Takeuchi, Shewli S Shanta and Naoyuki Ishimura : On Numerical Computation of Lyapunov Exponents of Attractors in Free Boundary Problems, Proceeding of 1999-Workshop on MHD Computations ``Study on Numerical Methods Related to Plasma Confinement", Vol.NIFS-PROC-46, 21-29, 2000. |
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12. | 篠原 能材, Hitoshi Imai, Toshiki Takeuchi and 蔭西 義輝 : 準周期的 Duffing 方程式の解の存在と一意性および近似解の精度保証について, RIMS Kokyuroku, Vol.1147, 28-31, 2000. (CiNii: 1520290885008907392) |
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13. | Hitoshi Imai, Toshiki Takeuchi and Hideo Sakaguchi : Infinite Precision Numerical Simulation for PDE Systems and Its Applications, RIMS Kokyuroku, Vol.1147, 42-50, 2000. |
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14. | Toshiki Takeuchi, Hitoshi Imai, Shanta Shamim Shewli and Naoyuki Ishimura : Numerical computation of attractors in two-phase Stefan problems, RIMS Kokyuroku, Vol.1145, 220-228, 2000. |
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15. | (名) Tarmizi, Hitoshi Imai, Toshiki Takeuchi and Masahiro Kushida : NUMERICAL SIMULATION OF ONE-PHASE STEFAN PROBLEMS IN ARBITRARY PRECISION, RIMS Kokyuroku, Vol.1129, 129-138, 2000. |
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16. | Masahiro Kushida, Hitoshi Imai and Toshiki Takeuchi : On Multiple Precision Calculation of Eigenvalues and Eigenvectors of Matrices, Proceeding of 1998-Workshop on MHD Computations ``Study on Numerical Methods Related to Plasma Confinement", Vol.NIFS-PROC-40, 48-57, 1999. |
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17. | Hitoshi Imai and Toshiki Takeuchi : Application of the Infinite-Precision Numerical Simulation to an Inverse Problem, Proceeding of 1998-Workshop on MHD Computations ``Study on Numerical Methods Related to Plasma Confinement", Vol.NIFS-PROC-40, 38-47, 1999. |
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18. | Hitoshi Imai, Toshiki Takeuchi, Hideo Sakaguchi, 篠原 能材 and (名) Tarmizi : 偏微分方程式の任意精度数値シミュレーションについて, RIMS Kokyuroku, Vol.1040, 92-99, 1998. |
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19. | Hitoshi Imai, Toshiki Takeuchi, Hideo Sakaguchi, 篠原 能材 and (名) Tarmizi : 滑らかな解を持つ偏微分方程式の任意精度数値シミュレーション, Cooperative Research Report,The Institute of Statistical Mathematics, Vol.110, 158-167, 1998. |
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20. | Toyohiko Aiki and Hitoshi Imai : Some results on behavior or solutions to one-phase Stefan problems for a semilinear parabolic equation, RIMS Kokyuroku, Vol.1009, 60-78, 1997. |
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21. | Hitoshi Imai, Naoyuki Ishimura and MasaAki Nakamura : Convergence of attractors for simplified magnetic Benard system, RIMS Kokyuroku, Vol.989, 56-64, 1997. |
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22. | Hitoshi Imai, Yoshitane Shinohara, Makoto Natori, Weidong Zhou, Isamu Ohnishi and Yasumasa Nishiura : Numerical simulation of free boundary problems in quadruple precision arithmetic using explicit schemes, RIMS Kokyuroku, Vol.989, 18-30, 1997. |
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23. | Hitoshi Imai, Yoshitane Shinohara, Makoto Natori, Weidong Zhou, Isamu Ohnishi and Yasumasa Nishiura : On High Precision Numerical Conputations to Free Boundary Problems, Cooperative Research Report,The Institute of Statistical Mathematics, Vol.105, 129-142, 1997. |
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24. | Toyohiko Aiki and Hitoshi Imai : On a global solution and a blow-up solution to one-phase Stefan problem, RIMS Kokyuroku, Vol.951, 54-61, 1996. |
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25. | Hitoshi Imai, 周 偉東, 名取 亮, 都田 艶子 and 篠原 能材 : いくつかの自由境界問題に対するスペクトル選点法の応用, RIMS Kokyuroku, Vol.944, 247-255, 1996. (CiNii: 1050564285508460288) |
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26. | Hitoshi Imai, Koji Kikuchi, Kazuaki Nakane, Seiro Omata and Tomomi Tachikawa : On numerical methods for a free boundary problem governed by a hyperbolic equation, Cooperative Research Report,The Institute of Statistical Mathematics, Vol.85, 49-54, 1996. |
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27. | Hitoshi Imai : ON VALIDITY OF APPLICATION OF THE FUZZY THEORY AND SPECTRAL COLLOCATION METHODS TO AN ILL-POSED SHAPE DESIGN PROBLEM WITH A FREE BOUNDARY, Cooperative Research Report,The Institute of Statistical Mathematics, Vol.72, 216-223, 1995. |
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28. | Toyohiko Aiki and Hitoshi Imai : Global Existence of Solutions to One-Phase Stefan Problems for Semilinear Parabolic Equations, Technical Reports of Mathematical Sciences, Vol.11, No.11, 1995. |
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29. | 花田 孝郎 and Hitoshi Imai : 凝固現象における数値解析(接触角の変化と表面張力), RIMS Kokyuroku, Vol.891, 64-69, 1995. (CiNii: 1050001335603568640) |
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30. | Hitoshi Imai : 時間積分におけるスペクトル選点法の有効性について, Cooperative Research Report,The Institute of Statistical Mathematics, Vol.55, 185-190, 1994. |
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31. | Hitoshi Imai, 周 偉東, 河原田 秀夫, 沢栗 利男 and 名取 亮 : 不適切な問題に対する適用可能な数値解法の検討, RIMS Kokyuroku, Vol.836, 102-112, 1993. |
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32. | 桧山 澄子, 花田 孝郎 and Hitoshi Imai : 曲線データ点の間引き法, Cooperative Research Report,The Institute of Statistical Mathematics, Vol.45, 121-135, 1993. |
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33. | Hiroko Iguchi, Makoto Natori and Hitoshi Imai : REORTHOGONALIZATION IN THE BLOCK LANCZOS ALGORITHM, Technical Report, Institute of Information Sciences and Electronics, Vol.ISE-TR-92-100, 1992. |
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34. | Hitoshi Imai, 周 偉東 and 名取 亮 : 自由表面の運動を陽に取り入れた熱対流モデルとその数値解法について, RIMS Kokyuroku, Vol.812, 94-98, 1992. (CiNii: 1050001201692344192) |
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35. | Hitoshi Imai, 花田 孝郎, 河原田 秀夫 and 名取 亮 : 体積変化と接触点の運動を考慮したステファン問題の数値解析, RIMS Kokyuroku, Vol.812, 56-66, 1992. (CiNii: 1050001202110755200) |
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36. | 花田 孝郎, Hitoshi Imai, 河原田 秀夫 and 名取 亮 : 体積変化を伴う凝固現象の数値解析, RIMS Kokyuroku, Vol.746, 116-129, 1991. (CiNii: 1050282676669968256) |
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37. | 花田 孝郎, Hitoshi Imai, 名取 亮 and 河原田 秀夫 : 凝固現象における自由境界問題の数値解析, RIMS Kokyuroku, Vol.744, 100-111, 1991. (CiNii: 1050001202111691136) |
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38. | Hitoshi Imai, 畑上 到, 河原田 秀夫 and 名取 亮 : 動的計算格子制御について, RIMS Kokyuroku, Vol.744, 78-83, 1991. |
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39. | Hitoshi Imai, Makoto Natori, Lun Shan Gao and Hideo Kawarada : The Parallel Processing in the Fuzzy Control System Governed by Partial Differential Equations, Technical Report, Institute of Information Sciences and Electronics, Vol.ISE-TR-90-88, 1990. |
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40. | Sumiko Hiyama, Takao Hanada and Hitoshi Imai : An Optimum Data Reduction Algorithm for General Plane Curves, Technical Report, Institute of Information Sciences and Electronics, Vol.ISE-TR-90-87, 1990. |
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41. | Hitoshi Imai, ソー ウィン マウン and 河原田 秀夫 : いくつかの自由境界問題とその数値解析, RIMS Kokyuroku, Vol.724, 1-24, 1990. (CiNii: 1050001201938786304) |
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42. | Lun Shan Gao, Hitoshi Imai and Hideo Kawarada : Fuzzy control systems governed by elliptic partial differential equation, Technical Reports of Mathematical Sciences, Vol.5, No.8, 1989. |
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43. | Hitoshi Imai, Akira Sasamoto and Hideo Kawarada : A Shape Design Problem of a Vessel in Which Plasma is Confined, Technical Reports of Mathematical Sciences, Vol.5, No.7, 1989. |
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44. | M Fukuda, Hitoshi Imai and Hideo Kawarada : Numerical Simulation of Free Boundaries Appearing in Bingham Fluid, Technical Reports of Mathematical Sciences, Vol.5, No.4, 1989. |
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45. | Hitoshi Imai and Hideo Kawarada : A Method to Find Bifurcation Points, Technical Reports of Mathematical Sciences, Vol.5, No.1, 1989. |
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46. | Hitoshi Imai and 河原田 秀夫 : 平衡プラズマの形状に関する分岐現象の数値解析, RIMS Kokyuroku, Vol.676, 105-125, 1988. |
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47. | Hitoshi Imai : On the asymmetric configuration of the 2-dimensinal equilibrium plasma in the vessel which has a symmetric cross section, Technical Reports of Mathematical Sciences, Vol.2, No.6, 1986. |
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48. | Hideo Kawarada, Toshio Sawaguri and Hitoshi Imai : Approximation of the shape of the 2-dimensional equilibrium plasma in the vessel which has an arbitrary cross section, Technical Reports of Mathematical Sciences, Vol.2, No.5, 1986. |
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49. | Hitoshi Imai : 平衡プラズマにおける自由境界問題の数値解法, RIMS Kokyuroku, Vol.553, 134-144, 1985. |
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50. | 河原田 秀夫, 花田 孝郎 and Hitoshi Imai : 2次元平衡状態におけるプラズマの境界決定の逐次近似法, RIMS Kokyuroku, Vol.532, 146-162, 1984. |
1. | Azjargal Enkhbayar, Wada Naoki, Hitoshi Imai and Hideo Sakaguchi : Numerical Computation for Smoothness of the Solution of a One-Dimensional Hyperbolic Equation, Proceedings of the Sixth International Conference on Science and Mathematics Education in Developing Countries, 78-87, Mandalay, Nov. 2013. |
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2. | Hitoshi Imai : Numerical experiments for investigation of the property of the functions, Taipei, Mar. 2013. |
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3. | Hitoshi Imai : Numerical experiments for the distinction between smooth functions and analytic functions, 台南[台湾], Dec. 2012. |
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4. | Hitoshi Imai : Numerical simulation on local solutions of partial differential equations, Taipei, Dec. 2011. |
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5. | Hitoshi Imai, Hideo Sakaguchi and 磯 祐介 : Numerical computation of boundary value problems and Cauchy problems for the Tricomi equation, 台湾, Nov. 2010. |
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6. | Hitoshi Imai and Hideo Sakaguchi : NUMERICAL CONTINUATION FOR THE LAPLACE EQUATION WITH HIGHER ORDER REGULARIZATION, GAKUTO International Series, Mathematical Sciences and Applications, Vol.32, 131-144, Tokyo, 2010. |
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7. | Hitoshi Imai : Numerical continuation for the Laplace equation with higher order regularization, 台湾, Dec. 2009. |
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8. | Hitoshi Imai, Naoyuki Ishimura and Masahiro Kushida : Space-Precise Computation of a Singular Nonlinear Evolution Equation for the Risk Preference, IMECS 2009 Proceedings, 2135-2139, Hong Kong, Jan. 2009. |
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9. | Hitoshi Imai and Toshiki Takeuchi : DIRECT NUMERICAL SIMULATIONS OF SOME INVERSE PROBLEMS IN MULTIPLE PRECISION, Proceeding of the 5th Asian Symposium on Applied Electromagnetics and Mechanics, 413-417, Hanoi, 2006. |
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10. | Hitoshi Imai : SOME METHODS FOR REMOVING SINGULARITY AND INFINITY IN NUMERICAL SIMULATION, GAKUTO International Series, Mathematical Sciences and Applications, Vol.23, 103-118, 2005. |
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11. | Hideo Sakaguchi, Yoshitaka Watanabe and Hitoshi Imai : Numerical verification with multiple precision computation, Fukuoka, Oct. 2004. |
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12. | Hideo Sakaguchi and Hitoshi Imai : A numerical method for tracking the level set in one-dimensional problems, GAKUTO International Series, Mathematical Sciences and Applications, Vol.20, 277-288, Hong Kong, 2004. |
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13. | Takao HANADA, Hitoshi Imai, Naoyuki ISHIMURA and Masaaki NAKAMURA : EGUCHI-OKI-MATSUMURA EQUATION FOR PHASE SEPARATION: NUMERICALLY GUIDED APPROACH, Proceedings of International Conference on Inverse Problems -Recent Developments in Theories & Numerics, 433-442, Hong Kong, Jan. 2003. |
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14. | Hitoshi Imai and Toshiki Takeuchi : DIRECT SIMULATION OF AN INTEGRAL EQUATION OF THE FIRST KIND, Proceedings of International Conference on Inverse Problems -Recent Developments in Theories & Numerics, 247-254, Hong Kong, Jan. 2003. |
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15. | C.-H. Jin, S.-L. Zhang and Hitoshi Imai : A CGS-like method for solving nonsymmetric linear systems, Proceedings of Fifth China-Japan Seminar on Numerical Mathematics, Science Press, 147-153, Beijing, Feb. 2002. |
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16. | Hitoshi Imai, Hideo Sakaguchi, Tetsuya Hishinuma and Toshiki Takeuchi : Parallel Computing in Infinite Precision Numerical Simulation for PDE Systems, Proceedings of Fifth China-Japan Seminar on Numerical Mathematics, Science Press, 141-146, Beijing, Feb. 2002. |
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17. | TOYOHIKO AIKI, Hitoshi Imai, NAOYUKI ISHIMURA and YOSHIO YAMADA : ON ONE-PHASE STEFAN PROBLEMS FOR SUBLINEAR HEAT EQUATIONS, Proceeding of the THIRD ASIAN MATHEMATICAL CONFERENCE 2000, 6-11, Diliman, Philippines, Jan. 2002. |
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18. | Toshiki Takeuchi, Naoyuki Ishimura and Hitoshi Imai : A New Numerical Technique for the Option Pricing Problem of American Type, The International Institute of Informatics and Systemics, Vol.2, 233-236, USA, Jul. 2001. |
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19. | Hitoshi Imai : ON NUMERICAL SIMULATION OF PARTIAL DIFFERENTIAL EQUATIONS IN ARBITRARY PRECISION, ISC'98, INTERNATIONAL SCIENCE CONFERENCE, ABSTRACT BOOK, 15, Kuala Lumpur, Malaysia, Jan. 1998. |
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20. | Hitoshi Imai, Naoyuki Ishimura and Masaaki Nakamura : Convergence of Fractal Dimensions of Attractors for the Simplified Magnetic Bénard System, PROCEEDINGS OF THIRD CHINA-JAPAN SEMINAR ON NUMERICAL MATHEMATICS, 73-81, Dalian, China, Jan. 1998. |
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21. | Hitoshi Imai, Seiro Omata, Kazuaki Nakane and Koji Kikuchi : Numerical Analysis of a Free Boundary Problem Governed by a Hyperbolic Equation, PROCEEDINGS OF THIRD CHINA-JAPAN SEMINAR ON NUMERICAL MATHEMATICS, 214-221, Dalian, China, Jan. 1998. |
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22. | Toyohiko Aiki and Hitoshi Imai : Behaviour of blow-up solutions to one-phase Stefan problems with Dirichlet boundary conditions, Free boundary problems, theory and applications, 3-15, Essex, Jan. 1996. |
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23. | Toyohiko Aiki and Hitoshi Imai : Blow-up points to one phase Stefan problems with Dirichlet boundary conditions, Modelling and Optimization of Distributed Parameter Systems, 83-89, Warsaw, Poland, Jan. 1996. |
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24. | Hitoshi Imai, Yoshitane Shinohara and Tsuyako Miyakoda : On Spectral Collocation Methods in Space and Time for Free Boundary Problems, Computational Mechanics '95, Vol.1, 798-803, Hawaii, Jul. 1995. |
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25. | W Zhou, Hitoshi Imai, M Natori and Cheng-Hai Jin : Optimal Precondition for Spectral Collocation Methods, ICIAM95 (Third International Congress on Industrial and Applied Mathematics), 491, Hamburg, Germany, Jul. 1995. |
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26. | Hitoshi Imai, Naoyuki Ishimura and Masaaki Nakamura : MAGNETIC BENARD SYSTEM AND ITS SIMPLIFIED MODEL, Advances in Numerical Mathematics, Vol.14, 79-92, Chofu, Japan, Jan. 1995. |
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27. | Hitoshi Imai, Takao Hanada, Weidong Zhou and Makoto Natori : On Some Methods for an Ill-Posed Shape Design Problem with a Free Boundary, Inverse Problems in Engineering Sciences, 14-16, Osaka, Japan, Jul. 1994. |
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28. | Hitoshi Imai : Application of the Fuzzy Theory and Spectral Collocation Methods to an Ill-Posed Shape Design Problem With a Free Boundary, INVERSE PROBLEMS IN MECHANICS, Vol.AMD-186, 103-107, Chicago, Jan. 1994. |
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29. | Hitoshi Imai, Yoshitane Shinohara and Tsuyako Miyakoda : APPLICATION OF SPECTRAL COLLOCATION METHODS IN SPACE AND TIME TO FREE BOUNDARY PROBLEMS, Hellenic European Research on Mathematics and Informatics '94, Vol.2, 781-786, Athens, Greece, Jan. 1994. |
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30. | Hitoshi Imai : On Validity of a Fuzzy Approach for an Ill-Posed Shape Design Problem, Integral Equations in Problems of Mathematical Physics, Khabarovsk, Sep. 1993. |
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31. | Hitoshi Imai, Akira Sasamoto, Hideo Kawarada and Makoto Natori : An Application of the Fuzzy Theory for an Ill-Posed Problem, Inverse Problems in Engineering Mechanics, 31-38, Tokyo, May 1993. |
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32. | Hitoshi Imai, Hideo Kawarada and Makoto Natori : Adaptive Fuzzy Control for an Ill-Posed Problem, Inverse Problems, 51-60, Hong Kong, Jan. 1993. |
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33. | Hitoshi Imai and Masaaki Nakamura : ON THE BIFURCATION DIAGRAM OF THE SIMPLIFIED MAGNETIC B NARD PROBLEM, UNSTABLE AND TURBULENT MOTION OF FLUID, 71-78, Kyoto, Jan. 1993. |
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34. | Hitoshi Imai, Akira Sasamoto, Lun Shan Gao and Hideo Kawarada : An Application of the fuzzy control for an ill-posed problem, IUTAM SYMPOSIUM ON INVERSE PROBLEMS IN ENGINEERING MECHANICS ABSTRACT, 213, Tokyo, May 1992. |
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35. | Akira Sakamoto, Hitoshi Imai and Hideo Kawarada : A Practical Method for an Ill-Conditioned Optimal Shape Design of a Vessel in Which Plasma Is Confined, Inverse Problems in Engineering Sciences, 120-125, Osaka, Jan. 1991. |
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36. | Hitoshi Imai and Hideo Kawarada : Global Structure of Bifurcation Appearing in the Equilibrium Plasma, Proceedings of the fifth International Symposium on Numerical Methods in Engineering, Vol.2, 519-524, Lausanne, Suisse, Jan. 1989. |
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37. | Hitoshi Imai, Hideo Kawarada and D Takahashi : A Method to Solve Drop Formation from a Capillary Jet, Proceedings of the fifth International Symposium on Numerical Methods in Engineering, Vol.2, 515-518, Lausanne, Suisse, Jan. 1989. |
1. | Hitoshi Imai and Hideo Sakaguchi : 爆発時刻を越える数値シミュレーションの可能性について, 応用数学合同研究集会報告集, 188-189, Dec. 2007. |
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2. | Hitoshi Imai and Hideo Sakaguchi : 熱伝導方程式の解の存在に関する数値計算, 日本応用数理学会2007年度年会講演予稿集, 334-335, Sep. 2007. |
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3. | Hitoshi Imai and Hideo Sakaguchi : 熱伝導方程式の初期値問題の解の解析性とその数値計算, 応用数学合同研究集会報告集, 149-150, Dec. 2006. |
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4. | Hitoshi Imai and Hideo Sakaguchi : 境界条件が充足していない熱伝導方程式のスペクトル選点法による数値計算, 第19回計算力学講演会講演論文集, 741-742, Nov. 2006. |
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5. | Hitoshi Imai and Hideo Sakaguchi : 熱伝導方程式の解の接続の数値計算について, 日本数学会応用数学分科会講演アブストラクト, 69-70, Sep. 2006. |
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6. | Hitoshi Imai and 石村 直之 : 取引費用を考慮した Black-Scholes 方程式の空間大域的数値計算について, 日本応用数理学会2006年度年会講演予稿集, 172-173, Sep. 2006. |
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7. | Hitoshi Imai, Toshiki Takeuchi and 祝 穎蓮 : 円環領域におけるラプラス作用素のCauchy問題の無限精度数値計算, 応用数学合同研究集会報告集, 153-154, Dec. 2005. |
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8. | Hitoshi Imai, Toshiki Takeuchi and 祝 穎蓮 : 熱伝導逆問題における有界化関数を用いた特異性除去法について, 日本数学会応用数学分科会講演アブストラクト, 108-109, Sep. 2005. |
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9. | Hitoshi Imai, Toshiki Takeuchi and 祝 穎蓮 : 有界化を用いた常微分方程式の無限精度数値計算, 応用数学合同研究集会報告集, 237-238, Dec. 2004. |
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10. | Hideo Sakaguchi, 渡部 善隆 and Hitoshi Imai : 多倍長計算を適用した区間演算と精度保証数値計算, 応用数学合同研究集会報告集, 161-162, Dec. 2004. |
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11. | Hideo Sakaguchi, 渡部 善隆 and Hitoshi Imai : 多倍長計算を適用した精度保証数値計算, Dec. 2004. |
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12. | Hitoshi Imai, Toshiki Takeuchi and Hideo Sakaguchi : カスプ解をもつ常微分方程式の数値計算法について, 日本数学会応用数学分科会講演アブストラクト, 121-122, Sep. 2004. |
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13. | Toshiki Takeuchi, Hitoshi Imai and Hideo Sakaguchi : 熱伝導逆問題における数値安定性について, 日本応用数理学会2004年度年会講演予稿集, 58-59, Sep. 2004. |
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14. | Hitoshi Imai, Toshiki Takeuchi and Hideo Sakaguchi : 無限精度数値シミュレーションと特異性, 日本応用数理学会2004年度年会講演予稿集, 24-25, Sep. 2004. |
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15. | Hitoshi Imai and Toshiki Takeuchi : 円領域の偏微分方程式に対する特異性回避公式と数値計算, 第33回数値解析シンポジウム講演予稿集, 53-56, May 2004. |
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16. | Hideo Sakaguchi and Hitoshi Imai : 無限精度数値計算法を用いた等高点追跡手法について, 応用数学合同研究集会報告集, 163-164, Dec. 2003. |
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17. | Hitoshi Imai and Toshiki Takeuchi : 円領域の偏微分方程式に対する無限精度数値シミュレーション, 応用数学合同研究集会報告集, 159-162, Dec. 2003. |
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18. | Hideo Sakaguchi and Hitoshi Imai : 無限精度数値計算法を用いた等高点追跡手法について, 応用数学合同研究集会報告集, 163-164, Dec. 2003. |
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19. | Hitoshi Imai and Toshiki Takeuchi : 円領域の偏微分方程式に対する無限精度数値シミュレーション, 応用数学合同研究集会報告集, 159-162, Dec. 2003. |
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20. | Hitoshi Imai and Toshiki Takeuchi : ラプラス作用素のCauchy問題に対する領域分割による無限精度数値計算, 日本数学会応用数学分科会講演アブストラクト, 98-101, Sep. 2003. |
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21. | Toshiki Takeuchi, Hitoshi Imai, Hiroshi Fujiwara and Yusuke Iso : 第一種積分方程式の様々な無限精度数値計算, 日本応用数理学会2003年度年会要旨集, 44-45, Sep. 2003. |
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22. | Toshiki Takeuchi, Hitoshi Imai, 藤原 宏志 and 磯 祐介 : 第一種積分方程式の様々な無限精度数値計算, 日本応用数理学会2003年度年会講演予稿集,, 44-45, Sep. 2003. |
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23. | Hideo Sakaguchi and Hitoshi Imai : 等高点追跡の無限精度数値計算, 日本応用数理学会2003年度年会講演予稿集, 298-299, Sep. 2003. |
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24. | Hitoshi Imai and Hideo Sakaguchi : 発展方程式の解の等高点追跡手法, 第32回数値解析シンポジウム講演予稿集, 21-22, May 2003. |
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25. | Toshiki Takeuchi, Hitoshi Imai and Hideo Sakaguchi : ラプラス作用素のCauchy問題に対する数値計算, 第27回発展方程式研究集会報告集, Dec. 2002. |
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26. | Toshiki Takeuchi and Hitoshi Imai : ラプラス作用素のCauchy問題の無限精度シミュレーション, 応用数学合同研究集会報告集, 105-108, Dec. 2002. |
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27. | Hitoshi Imai, Toshiki Takeuchi, Hideo Sakaguchi, Hiroshi Fujiwara and Yusuke Iso : 逆問題の直接数値シミュレーションについて, 逆問題解析の諸相予稿集, Oct. 2002. |
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28. | Hitoshi Imai and Toshiki Takeuchi : 解を持たない楕円型方程式の初期値問題の数値計算について, 日本数学会応用数理分科会講演アブストラクト, Sep. 2002. |
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29. | Hideo Sakaguchi, Toshiki Takeuchi and Hitoshi Imai : 無限精度数値シミュレーションにおける並列計算に関するある注意点, 日本応用数理学会2002年度年会要旨集, 103, Sep. 2002. |
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30. | 菱沼 哲也, Hideo Sakaguchi, Toshiki Takeuchi and Hitoshi Imai : 摂動系の解の可視化における任意拡大, 日本応用数理学会2002年度年会要旨集, 121, Sep. 2002. |
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31. | Naoyuki Ishimura, Toshiki Takeuchi and Hitoshi Imai : アメリカンプットオプションのある解析方法について, 日本応用数理学会2002年度年会要旨集, 16, Sep. 2002. |
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32. | Toshiki Takeuchi, Hideo Sakaguchi, Cheng-Hai Jin and Hitoshi Imai : DDMをIPNSに適用したときに現れる連立一次方程式と反復法について, 日本応用数理学会2002年度年会要旨集, 64, Sep. 2002. |
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33. | Naoyuki Ishimura, Toshiki Takeuchi and Hitoshi Imai : アメリカン·プット·オプションの厳密な評価公式について, JAFEE 2002夏期大会, Jun. 2002. |
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34. | Hideo Sakaguchi, Hitoshi Imai and 三村 昌泰 : あるパターンを区別する指標について, 応用数学合同研究集会報告集, 155-156, Dec. 2001. |
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35. | 菱沼 哲也, Hideo Sakaguchi, Hitoshi Imai, Toshiki Takeuchi and Cheng-Hai Jin : 可視化における任意拡大, 日本応用数理学会2001年度年会講演予稿集, 28-29, Oct. 2001. |
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36. | Hitoshi Imai, Toshiki Takeuchi, Yusuke Iso and Hiroshi Fujiwara : 第1種積分方程式の無限精度数値計算, 日本数学会応用数理分科会講演アブストラクト, 104-105, Oct. 2001. |
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37. | Hitoshi Imai, Toshiki Takeuchi, Hideo Sakaguchi and 磯 祐介 : ある逆問題の無限精度数値計算, 応用数学合同研究集会報告集, 133-134, Dec. 2000. |
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38. | Hitoshi Imai, Toshiki Takeuchi, Hideo Sakaguchi and Cheng-Hai Jin : 熱伝導方程式に関する逆問題の無限精度計算, 第26回発展方程式研究集会報告集, 81-82, Dec. 2000. |
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39. | Toshiki Takeuchi, 菱沼 哲也, Cheng-Hai Jin, Hitoshi Imai and Hideo Sakaguchi : 無限精度計算に現れる連立一次方程式の反復解法について, 日本応用数理学会2000年度年会講演予稿集, 66-67, Oct. 2000. |
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40. | Cheng-Hai Jin, 張 紹良 and Hitoshi Imai : 残差ベクトルの定義による新たな反復解法の導入について, 日本応用数理学会2000年度年会予稿集, 70-71, Oct. 2000. |
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41. | Hideo Sakaguchi, Hitoshi Imai, Toshiki Takeuchi and Cheng-Hai Jin : 無限精度数値シミュレーションの並列計算について, 応用数学合同研究集会報告集, 243-246, Dec. 1999. |
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42. | Cheng-Hai Jin, Hitoshi Imai, 張 紹良 and Toshiki Takeuchi : ディフレション技法を用いたクリロフ部分空間法, 日本応用数理学会1999年度年会予稿集, 188-189, Oct. 1999. |
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43. | Hitoshi Imai, Toshiki Takeuchi, Hideo Sakaguchi and 篠原 能材 : 熱伝導方程式に関する逆問題の数値計算について, 応用数学分科会講演アブストラクト, 86-89, Oct. 1998. |
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44. | Hitoshi Imai, Toshiki Takeuchi, Hideo Sakaguchi, (名) TARMIZI and 篠原 能材 : 無限精度数値シミュレーションについて, 第4回阿波ワークショップ'97,講演論文集, 195-200, Sep. 1998. |
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45. | Toshiki Takeuchi, Hitoshi Imai, (名) TARMIZI, 篠原 能材, Hideo Sakaguchi and 都田 艶子 : 偏微分方程式の任意精度数値シミュレーション, 第27回数値解析シンポジウム,予稿集, 123-126, Jun. 1998. |
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46. | Hitoshi Imai, Toshiki Takeuchi, Hideo Sakaguchi, 篠原 能材 and (名) TARMIZI : 偏微分方程式の無限精度数値シミュレーションについて, 第47回応用力学連合講演会,講演予稿集, 435-436, Jan. 1998. |
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47. | Toshiki Takeuchi, Hitoshi Imai, Hideo Sakaguchi, 篠原 能材 and (名) TARMIZI : 楕円型偏微分方程式の任意精度数値シミュレーションについて, 応用数学合同研究集会報告集, 363-364, Dec. 1997. |
1. | Chandra Krishna DATTA, Hitoshi Imai and Hideo Sakaguchi : 無限階微分可能関数と解析関数の区別に関 する数値計算について, 第62回理論応用力学講演会講演論文集, OS05-06-p.2, Mar. 2013. |
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2. | Hitoshi Imai and Hideo Sakaguchi : Numerical simulation on local solutions of partial differential equations, 第61回理論応用力学講演会講演論文集, OS08-03-p.2, Mar. 2012. |
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3. | Hitoshi Imai and Hideo Sakaguchi : 偏微分方程式の局所解の数値計算と応用, Dec. 2011. |
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4. | Hideo Sakaguchi, Hitoshi Imai and 磯 祐介 : Numerical judgement on the singularity of the discretized equation by using the multiple precision arithmetic, 第60回理論応用力学講演会講演論文集, OS10-03-p.2, Mar. 2011. |
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5. | Hitoshi Imai, Hideo Sakaguchi and 磯 祐介 : NUMERICAL SIMULATION ON NON-EXISTENCE AND NON-UNIQUENESS OF SOLUTIONS FOR THE TRICOMI EQUATION, Feb. 2011. |
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6. | 安部 公輔, Hitoshi Imai and 中村 正彰 : High accurate numerical integration of delay differential equations using the spectral collocation method, 第59回理論応用力学講演会講演論文集, 355-356, Jun. 2010. |
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7. | Hitoshi Imai, Hideo Sakaguchi and 磯 祐介 : On numerical computation of the Tricomi equationd, 第59回理論応用力学講演会講演論文集, 357-358, Jun. 2010. |
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8. | Hitoshi Imai, Hideo Sakaguchi and Toshiki Takeuchi : Numerical computation of continuation problems in the annular domain, 第58回理論応用力学講演会講演論文集, 481-482, Jun. 2009. |
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9. | Hitoshi Imai and Hideo Sakaguchi : Solution design for inverse problems by using Tikhonov regularization, 第58回理論応用力学講演会講演論文集, 479-480, Jun. 2009. |
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10. | Masahiro Kushida, 石村 直之 and Hitoshi Imai : リスク選好に対する非線形偏微分方程式の数値解法, 第57回理論応用力学講演会講演論文集, 531-532, Jun. 2008. |
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11. | Hitoshi Imai and Hideo Sakaguchi : 複素ニュートン法の熱伝導逆問題への応用, 第57回理論応用力学講演会講演論文集, 523-524, Jun. 2008. |
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12. | Toshiki Takeuchi and Hitoshi Imai : ラプラス作用素のCauchy問題の解の接続に関するいくつかの数値計算, 第57回理論応用力学講演会講演論文集, 515-516, Jun. 2008. |
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13. | 金 珍玉, Hideo Sakaguchi, 石村 直之 and Hitoshi Imai : 取引費用を考慮したBlack-Scholes方程式の空間大域的数値シミュレーション, 第56回理論応用力学講演会講演論文集, 569-570, Mar. 2007. |
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14. | 金 珍玉, Toshiki Takeuchi, Hitoshi Imai and Hideo Sakaguchi : 円環領域におけるCauchy問題の無限精度数値計算, 第56回理論応用力学講演会講演論文集, 541-542, Mar. 2007. |
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15. | Hitoshi Imai and Hideo Sakaguchi : 熱伝導逆問題の初期値問題の解の解析性に関する数値計算, 第56回理論応用力学講演会講演論文集, 539-540, Mar. 2007. |
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16. | Toshiki Takeuchi, Hitoshi Imai and 祝 穎蓮 : 熱伝導逆問題の大域的数値計算に関するいくつかの数値実験, 第55回理論応用力学講演会講演論文集, 473-474, Jan. 2006. |
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17. | Toshiki Takeuchi, Hitoshi Imai and Hideo Sakaguchi : 時間に関する変数変換を用いた熱伝導逆問題に対する数値計算, 第54回理論応用力学講演会講演論文集, 543-544, Jan. 2005. |
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18. | Hideo Sakaguchi and Hitoshi Imai : 等高点追跡の無限精度数値計算法の提案とその並列計算, 第53回理論応用力学講演会講演論文集, 405-406, Jan. 2004. |
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19. | Toshiki Takeuchi, Hitoshi Imai and Hideo Sakaguchi : Laplace作用素のCauchy問題における数値誤差の影響について, 第53回理論応用力学講演会講演論文集, 311-312, Jan. 2004. |
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20. | Hitoshi Imai and Toshiki Takeuchi : 熱伝導方程式の逆問題に対するいくつかの数値実験, 第53回理論応用力学講演会講演論文集, 309-310, Jan. 2004. |
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21. | Toshiki Takeuchi, Naoyuki Ishimura and Hitoshi Imai : アメリカンオプションの厳密な評価と自由境界問題, 第52回理論応用力学講演会講演論文集, 501-502, Jan. 2003. |
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22. | Hitoshi Imai, Toshiki Takeuchi and Hideo Sakaguchi : 楕円型作用素のコーシー問題に対する無限精度数値シミュレーション, 第52回理論応用力学講演会講演論文集, 195-196, Jan. 2003. |
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23. | Toshiki Takeuchi, Hitoshi Imai and Yusuke Iso : 熱伝導方程式に関する逆問題の無限精度並列数値シミュレーション, 第52回理論応用力学講演会講演論文集, 197-198, Jan. 2003. |
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24. | Toshiki Takeuchi and Hitoshi Imai : Domain Decomposition Method and Infinite-Precision Numerical Simulation, RIMS Kokyuroku, Vol.1288, 102-107, Sep. 2002. |
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25. | Hitoshi Imai, Toshiki Takeuchi, Yusuke Iso and Hiroshi Fujiwara : Methods for an integral equation of the first kind, The 51th The 56th National Congress of Theoretical and Applied Mechanics Lecture memoirs, 589-590, Jan. 2002. |
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26. | Hitoshi Imai, Toshiki Takeuchi, Yusuke Iso and Hiroshi Fujiwara : Infinite precision numerical simulation of an integral equation of the first kind, RIMS Kokyuroku, Dec. 2001. |
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27. | 杉野 隆三郎, Hitoshi Imai and 登坂 宣好 : 逐次的数値解法による連続場中の形状同定, 第50回理論応用力学講演会講演論文集, 455-456, Jan. 2001. |
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28. | Hitoshi Imai, Toshiki Takeuchi and Yusuke Iso : いくつかの逆問題の無限精度計算, 第50回理論応用力学講演会講演論文集, 449-450, Jan. 2001. |
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29. | Hitoshi Imai and Toshiki Takeuchi : On numerical methods for analysis of chaotic phenomena in free boundary problems, RIMS Kokyuroku, Vol.1210, 115-128, Apr. 2000. |
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30. | Hitoshi Imai, Toshiki Takeuchi and Hideo Sakaguchi : Infinite Precision Numerical Simulation for PDE systems and Its Applications, RIMS Kokyuroku, Vol.1147, 42-50, Apr. 2000. |
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31. | Toshiki Takeuchi, Hitoshi Imai, Shewli Shamim Shanta and Naoyuki Ishimura : Numerical computation of attractors in two-phase Stefan problems, RIMS Kokyuroku, Vol.1145, 220-228, Apr. 2000. |
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32. | (名) Tarmizi, Hitoshi Imai, Toshiki Takeuchi and Masahiro Kushida : NUMERICAL SIMULATION OF ONE-PHASE STEFAN PROBLEMS IN ARBITRARY, RIMS Kokyuroku, Vol.1129, 129-138, Feb. 2000. |
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33. | (名) Tarmizi, Hitoshi Imai, Toshiki Takeuchi and Masahiro Kushida : 1次元1相ステファン問題の無限精度数値シミュレーション, IEICE Technical Report, Vol.99, No.20, 45-52, Jan. 1999. |
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34. | 三原 登志男, 杉野 隆三郎, Hitoshi Imai and 登坂 宣好 : 振動的な界面運動を伴う移動境界問題のBEM解析, 計算工学講演会論文集, Vol.4, No.2, 997-998, Jan. 1999. |
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35. | Toyohiko Aiki and Hitoshi Imai : Some results on behavior or solutions to one-phase Stefan problems for a semilinear parabolic equation, RIMS Kokyuroku, Vol.1009, 60-78, Aug. 1997. |
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36. | Hitoshi Imai, Naoyuki Ishimura and Masaaki Nakamura : Convergence of attractors for simplified magnetic Bénard system, RIMS Kokyuroku, Vol.989, 56-64, Apr. 1997. |
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37. | Hitoshi Imai, Yoshitane Shinohara, Makoto Natori, Weidong Zhou, Isamu Ohnishi and Yasumasa Nishiura : Numerical simulation of free boundary problems in quadruple precision arithmetic using explicit schemes, RIMS Kokyuroku, Vol.989, 18-30, Apr. 1997. |
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38. | Hitoshi Imai, Yoshitane Shinohara, Makoto Natori, Isamu Ohnishi, Weidong Zhou and Yasumasa Nishiura : On High Precision Numerical Conputations to Free Boundary Problems, Cooperative Research Report,The Institute of Statistical Mathematics, Vol.105, 129-142, Feb. 1997. |
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39. | Toyohiko Aiki and Hitoshi Imai : On a global solution and a blow-up solution to one-phase Stefan problem, RIMS Kokyuroku, Vol.951, 54-61, May 1996. |
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40. | Hitoshi Imai, Koji Kikuchi, Kazuaki Nakane, Seiro Omata and Tomomi Tachikawa : On Numerical methods for a free boundary problem boverned by a hyperbolic equation, Cooperative Research Report,The Institute of Statistical Mathematics, Vol.85, 49-54, Feb. 1996. |
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41. | Ali Zulfikar, 篠原 能材, Hitoshi Imai, Hideo Sakaguchi and Kuniya Okamoto : 摂動項を伴う非線形振動の準周期解の存在と一意性について, IEICE Technical Report, Vol.97, No.53, 9-16, Jan. 1996. |
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42. | Hitoshi Imai, 篠原 能材, Toshiki Takeuchi, (名) Tarmizi, Zulfikar Ali, 名取 亮 and 周 偉東 : 陽的解法による自由境界問題の4倍精度計算, IEICE Technical Report, Vol.97, No.53, 1-8, Jan. 1996. |
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43. | 篠原 能材, Hitoshi Imai and Zulfikar Ali : 摂動項を伴う非線形常微分方程式の準周期解の存在と一意性の定理, IEICE Technical Report, Vol.96, No.72, 13-17, Jan. 1996. |
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44. | Hitoshi Imai, 中村 正彰, 石村 直之 and 篠原 能材 : スペクトル選点法を用いた簡約化磁気ベナール系のアトラクターの数値解析, IEICE Technical Report, Vol.96, No.72, 5-12, Jan. 1996. |
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45. | 中村 正彰, Hitoshi Imai and 石村 直之 : 簡約化磁気ベナール系のアトラクターの解析 -スペクトル選点法を用いた計算-, 計算工学講演会論文集, Vol.1, No.1, 159-162, Jan. 1996. |
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46. | Hitoshi Imai : ON VALIDITY OF APPLICATION OF THE FUZZY THEORY AND SPECTRAL COLLOCATION METHODS TO AN ILL-POSED SHAPE DESIGN PROBLEM WITH A FREE BOUNDARY, Cooperative Research Report,The Institute of Statistical Mathematics, Vol.72, 216-223, Feb. 1995. |
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47. | Hitoshi Imai, 笹本 明, 名取 亮 and 河原田 秀夫 : 性質の悪い形状設計問題へのファジィ理論の応用, IPSJ SIG Technical Report, Vol.92, No.46( 92-NA-41), 9-12, Jun. 1992. |
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48. | Hitoshi Imai, 名取 亮 and 周 偉東 : 自由表面を有する熱対流モデルの数値解析, 1991年度数値解析研究会講演報告集, 8-11, Dec. 1991. |
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49. | Hitoshi Imai and 河原田 秀夫 : プラズマ形状の分岐現象の数値解析, IPSJ SIG Technical Report, Vol.88, No.46(NA-25), Jul. 1988. |