(Since Oct.1st, 2009)
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今倉暁,曽我部知広,張紹良, “非対称線形方程式のためのLook-Back GMRES(m) 法” 日本応用数理学会論文誌,Vol.22,No.1,2012,pp. 1-21. |
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A. Imakura, T. Sogabe, S.-L. Zhang, “An efficient variant of the GMRES(m) method based on error equations” East Asia J. on Appl. Math.., 2 (2012), pp. 19-32. |
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L. Du, T. Sogabe, and S.-L. Zhang, “A variant of the IDR(s) method with quasi-minimal residual strategy”, J. Comput. Appl. Math., 236 (2011), pp. 621-630. |
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L. Du, T. Sogabe and S.-L. Zhang “Quasi-minimal residual smoothing technique for the IDR(s) method”, JSIAM Letters, 3 (2011), pp. 13-16. |
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今倉暁,曽我部知広,張紹良, “GMRES(m)法のリスタートについて”, 日本応用数理学会論文誌,Vol.19,No.4,2009,pp.551-564. |
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Y.-F. Jing, T.-Z. Huang, Y. Zhang, L. Li,
G.-H. Cheng, Z.-G. Ren, Y. Duan, T. Sogabe, and B. Carpentieri, “Lanczos-type variants of the COCR method for complex nonsymmetric linear systems”, J. Comput. Phys., 228 (2009), pp. 6376-6394. |
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T. Sogabe, M. Sugihara, and S.-L. Zhang, “An extension of the conjugate residual method to nonsymmetric linear systems”, J. Comput. Appl. Math., 226 (2009), pp. 103-113. |
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南さつき,曽我部知広,杉原正顯,張紹良, “Bi-CR法への準最小残差アプローチの適用について”, 日本応用数理学会論文誌,Vol.17,No.3,2007,pp.301-317. |
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阿部邦美,曽我部知広,藤野清次,張紹良, “非対称行列用共役残差法に基づく積型反復解法”, 情報処理学会論文誌「コンピューティングシステム」,Vol.48,No.SIG 8 (ACS18),2007,pp.11-21. |
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T. Sogabe and S.-L. Zhang, “A COCR method for solving complex symmetric linear systems”, J. Comput. Appl. Math., 199 (2007), pp. 297-303. |
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T. Sogabe and S.-L. Zhang, (Invited Paper) “An iterative method based on an A-biorthogonalization process for nonsymmetric linear systems”, in: Proceedings of The 7th China-Japan Seminar on Numerical Mathematics, ed. Z.-C. Shi and H. Okamoto, Science Press, Beijing, 2006, pp. 120-130. |
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曽我部知広, 杉原正顯, 張紹良, “共役残差法の非対称行列用への拡張”, 日本応用数理学会論文誌,Vol.15, No.3,2005,pp.445-459. |
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T. Sogabe and S.-L. Zhang, (Invited Lecture) “Extended conjugate residual methods for solving nonsymmetric linear systems”, in: Numerical Linear Algebra and Optimization, ed. Y. Yuan, Science Press, Beijing/NewYork, 2004, pp. 88-99. |
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曽我部知広,金成海,阿部邦美,張紹良, “CGS法の改良について”, 日本応用数理学会論文誌,Vol.14,No.1,2004,pp.1-12. |
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T. Sogabe, T. Hoshi, S.-L. Zhang, and T. Fujiwara, “Solution of generalized shifted linear systems with complex symmetric matrices”, J. Comput. Phys. (accepted) |
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H. Teng, T. Fujiwara, T. Hoshi, T. Sogabe, S.-L. Zhang, and S. Yamamoto, “Efficient and accurate linear algebraic methods for large-scale electronic structure calculations with non-orthogonal atomic orbitals”, Phys. Rev. B 83, 165103 (2011), pp. 1-12. |
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T. Sogabe and S.-L. Zhang, “An extension of the COCR method to solving shifted linear systems with complex symmetric matrices”, East Asia J. on Appl. Math., 1 (2011), pp. 97-107. |
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T. Fujiwara, T. Hoshi, S. Yamamoto, T. Sogabe, and S.-L. Zhang, “A novel algorithm of large-scale simultaneous linear equations”, J. Phys.: Condens. Matter, 22 (2010), 074206, pp.1-6. |
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曽我部知広, 張紹良, 大規模シフト線形方程式の数値解法−クリロフ部分空間の性質に着目して−, 応用数理,Vol.19,No.3,2009,pp.27-42. |
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S. Yamamoto, T. Sogabe, T. Hoshi, S.-L. Zhang, and T. Fujiwara, “Shifted COCG method and its application to double orbital extended Hubbard model”, J. Phys. Soc. Jpn., Vol. 77, No. 11, 114713 (2008), pp. 1-8. |
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T. Sogabe, T. Hoshi, S.-L. Zhang, and T. Fujiwara, “On a weighted quasi-residual minimization strategy for solving complex symmetric shifted linear systems”, Electron. Trans. Numer. Anal., 31 (2008), pp. 126-140. |
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T. Sogabe, T. Hoshi, S.-L. Zhang, and T. Fujiwara, (Invited Paper) “A numerical method for calculating the Green's function arising from electronic structure theory”, in: Frontiers of Computational Science, eds. Y. Kaneda, H. Kawamura and M. Sasai, Springer-Verlag, Berlin/Heidelberg, 2007, pp. 189-195. |
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R. Takayama, T. Hoshi, T. Sogabe, S.-L. Zhang, and T. Fujiwara, “Linear algebraic calculation of Green's function for large-scale electronic structure theory ”, Phys. Rev. B 73, 165108 (2006), pp.1-9. |
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L. Du, T. Sogabe, B. Yu, Y. Yamamoto, and S.-L. Zhang, “A block IDR(s) method for nonsymmetric linear systems with multiple right-hand sides”, J. Comput. Appl. Math., 235 (2011), pp. 4095-4106. |
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A. Imakura, T. Sogabe, and S.-L. Zhang, “An implicit wavelet sparse approximate inverse preconditioner using block finger pattern”, Numer. Linear Algebra. Appl., 16 (2009), pp.915-928. |
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前田祥兵, 阿部邦美, 曽我部知広, 張紹良, “AOR法を用いた可変的前処理付き一般化共役残差法” 日本応用数理学会論文誌,Vol.18,No.1,2008,pp.155-170. |
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今倉暁,曽我部知広,張紹良, “Finger patternのブロック化による陰的wavelet近似逆行列前処理の高速化”, 日本応用数理学会論文誌,Vol.17,No.4,2007,pp.523-542. |
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曽我部知広,鄭波,橋本康,張紹良, “非対称Toeplitz行列のための置換行列による前処理”, 日本応用数理学会論文誌,Vol.15,No.2, 2005,pp.159-168. |
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J. Jia, Q. Kong, and T. Sogabe, “A fast numerical algorithm for solving nearly penta-diagonal linear systems”, Int. J. Comput. Math., 89 (2012), pp. 851-860. |
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J. Jia, Q. Kong, and T. Sogabe, “A new algorithm for solving nearly penta-diagonal Toeplitz linear systems“ Comput. Math. Appl., 63 (2012), pp. 1248-1243. |
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T. Sogabe, “New algorithms for solving periodic tridiagonal and periodic pentadiagonal linear systems”, Appl. Math. Comput., 202 (2008), pp. 850-856. |
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T. Sogabe, “Numerical algorithms for solving comrade linear systems based on tridiagonal solvers”, Appl. Math. Comput., 198 (2008), pp. 117-122. |
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T. Hoshi, S. Yamamoto, T. Fujiwara, T. Sogabe, and S.-L. Zhang, “An order-N electronic structure theory with generalized eigen-value equations and its application to a ten-million-atom system”, J. Phys.: Condens. Matter 24 (2012) 165502, pp. 1-5. |
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山下達也,宮田考史,曽我部知広,星健夫,藤原毅夫,張紹良, “一般化固有値問題に対するArnoldi(M,W,G)法”, 日本応用数理学会論文誌,Vol.21,No.3,2011,pp. 241-254. |
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Y. Mizuno, K. Ohi, T. Sogabe, Y. Yamamoto, and Y. Kaneda, “Four-point correlation function of a passive scalar field in rapidly fluctuating turbulence: Numerical analysis of an exact closure equation ”, Phys. Rev. E 82, 036316 (2010), pp.1-9. |
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宮田考史,曽我部知広,張紹良, “Jacobi-Davidson 法における修正方程式の解法 −射影空間における Krylov 部分空間のシフト不変性に基づいて− ”, 日本応用数理学会論文誌,Vol.20,No.2,2010,pp. 115-129. |
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宮田考史,杜磊,曽我部知広,山本有作,張紹良, “多重連結領域の固有値問題に対する Sakurai-Sugiura 法の拡張”, 日本応用数理学会論文誌,Vol.19,No.4,2009,pp.537-550. |
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T. Sogabe, “A note on “A fast numerical algorithm for the determinant of a pentadiagonal matrix””, Appl. Math. Comput., 201 (2008), pp. 561-564. |
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T. Sogabe, “A fast numerical algorithm for the determinant of a pentadiagonal matrix”, Appl. Math. Comput., 196 (2008), pp. 835-841. |
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T. Sogabe, “On a two-term recurrence for the determinant of a general matrix”, Appl. Math. Comput., 187 (2007), pp. 785-788. |
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M.E.A. El-Mikkawy and T. Sogabe, “Notes on particular symmetric polynomials with applications”, Appl. Math. Comput., 215 (2010), pp. 3311-3317. |
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T. Sogabe and M.E.A. El-Mikkawy, “On a problem related to the Vandermonde determinant” Discrete Appl. Math., 157 (2009), pp. 2997-2999. |
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T. Sogabe and M.E.A. El-Mikkawy, “Fast block diagonalization of k-tridiagonal matrices”, Appl. Math. Comput., 218 (2011), pp. 2740-2743. |
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M.E.A. El-Mikkawy and T. Sogabe, “A new family of k-Fibonacci numbers”, Appl. Math. Comput. 215 (2010), pp. 4456-4461. |