数学の論文リスト

研究業績リストに戻る
  1. Jadranka Micic Hot and Yuki Seo, An interpolation of Jensen’s inequality and its applications to mean inequalities, to appear in Journal of Mathematical inequalities.
  2. Masayuki Fujimoto and Yuki Seo, Matrix Wielamdt inequality via the matrix geometric mean, to appear in Linear and Multilinear Algebra.
  3. Hongliang Zuo, Masatoshi Fujii, Junichi Fujii, Yuki Seo, Singular value inequalities related to the Audenaert-Zhan inequality, Oper. Matrices, Issue 2, 10 (2016), 389-395.
  4. Yuki Seo, The Hadamard Product and the Karcher mean of positive invertible operators, Publ. RIMS Kyoto Univ., 53(2017), 65?78.
  5. Yuki Seo, Fiedler-Ando theorem for Ando-Li-Mathias mean of positive operators, Nihonkai Mathematical Journal, Vol.27 (2016), Nos. 1and2, 59-65.
  6. Mahdi Dehghani, Mohsen Kian and Yuki Seo, Matrix power means and its information monotonicity, Linear Algebra and its applications 521 (2017), 57?69.
  7. Jun Ichi Fujii and Yuki Seo, Tsallis relative operator entropy with negative parameters, Adv. Oper. Theory 1 (2016), no.2, 219-236.
  8. Jun Ichi Fujii and Yuki Seo, Relative operator entropy and Karcher mean, RIMS Kokyuroku 1996, Research Institute for Mathematical Sciences Kyoto University, Kyoto, Japan, April, (2016), 45-53.
  9. Rozarija Mikic, Josip Pecaric, Ivan Peric and Yuki Seo, The generalized Tsallis relative operator entropy via solidarity, Journal of Mathematical Inequalities, 10(2016), Number 1, 269?283.
  10. Jun Ichi Fujii, Masatoshi Fujii, Yuki Seo and Hongliang Zuo, Recent developments of matrix versions of the arithmetic-geometric mean inquality, Ann. Funct. Anal., 7(2016), no.1, 102?117.
  11. Jun Ichi Fujii, Masatoshi Fujii and Yuki Seo, Buzano inequality in inner product C$^*$-modules via the operator geometric mean, Filomat 29;8(2015), 1689--1694,
  12. 瀬尾祐貴　ヒルベルトW*‐加群上の作用素不等式について　作用素論・作用素環論研究集会報告集　Proceeding of the Workshop on Operator Theory and Operator Algebras, (2015),87?96.
  13. S.S.Dragomir and Yuki Seo, Some inequalities for power series of selfadjoint operators in Hilbert spaces via Wielandt and reverses of Schwarz inequalities, African Diaspora Journal of Mathematics, Volume 18, Number 1, 77-89 (2015).
  14. Jun Ichi Fujii, Yuki Seo and Takeaki Yamazaki, Norm inequalities for matrix geometric means of positive definite matrices, Linear and Multilinear algebra,64, issue 3 (2016), 512-526.
  15. Mahdi Dehghani, Mohsen Kian and Yuki Seo, Developed matrix inequalities via positive multilinear mappings, Linear Algebra Appl., 484(2015), 63-85.
  16. Yuki Seo, 算術・幾何平均の不等式を巡って, Proceedings of 2015 Mathematical Sciences Symposium, International Society for Mathematical Science, 20-27.（2015年3月14日）
  17. Masatoshi Fujii, Yuki Seo and Hongliang Zuo, Zhan’s inequality on A-G mean inequalities, Linear Algebra Appl., 470(2015), 241-251.
  18. Hongliang Zuo, Yuki Seo and Masatoshi Fujii, Further refinements of Zhan’s inequality for unitarily invariant norms, Ann. Funct. Anal., 6(2015), no.2, 234-241.
  19. Yuki Seo, Operator power means due to Lawson-Lim-Palfia for 1< t < 2, Linear Algebra Appl., 459(2014), 342-356.(PDFファイル)
  20. Jun Ichi Fujii, Yuki Seo, On the Ando-Li-Mathias mean and the Karcher mean of positive definite matrices, Linear and Multilinear algebra, Vol.63, Issue 3 (2015), 636-649. (PDFファイル)
  21. Kyoko Kubo, Fumio Kubo, Yuki Seo, Selberg type inequalities in a Hilbert C*-modules and its applications, Scientiae Mathematicae Japonicae Online, e-2014, 87-96.(PDFファイル)
  22. Hongliang Zuo, Masatoshi Fujii, Jun Ichi Fujii and Yuki Seo, Upper bounds for spectra of Jensen operator and its application to reverse arithmetic-geometric means, Mathematical Inequalities & Applications, 17, No.2(2014), 641-648.
  23. Yuki Seo, Holder type inequalities on Hilbert C*-modules and its reverses, Ann. Funct. Anal., 5(2014), No.1, 1-9.(PDFファイル)
  24. Sever S. Dragomir, Jun Ichi Fujii, Yuki Seo, Bounds for an operator concave function, Electronic Journal of Linear Algebra, 26(2013), 192-200.(PDFファイル)
  25. Yuki Seo, コーシー・シュワルツの不等式を用いたヒルベルトC*加群上の作用素不等式, RIMS Kokyuroku 1839, Research on structures of operators via methods in geometry and probability theory, Research Institute for Mathematical Sciences Kyoto University, Kyoto, Japan, June, (2013), 86-94.
  26. Yuki Seo, The arithmetic-geometric mean inequality in an external formula, Scientiae mathematicae Japonicae, 75, No.3(2012), 299-305.(PDFファイル)
  27. Yuki Seo, Generalized Polya-Szego tyoe inequalities for some non-commutative geometric means, Linear Algebra and its Applications, 438, Issue 4, (2013), 1711-1726.
  28. Jun-Ichi Fujii, Josip Pecaric and Yuki Seo, The Jensen inequality in an external formula, Journal of Mathematical Inequalities, 6, Number 3(2012), 473-480.
  29. Jadranka Micic Hot, Josip Pecaric and Yuki Seo, Order among quasi-arithmetic means of positive operators, Mathematical Reports. (Bucur.) 14(64) (2012), no.1, 71-86.
  30. Jadranka Micic Hot, Josip Pecaric and Yuki Seo, An estimate of quasi-arithmetic mean for convex functions, Scientiae Mathematicae Japonicae, Online e-2012, 237-247.
  31. Jun-Ichi Fujii, Masatoshi Fujii, Mohammad Sal Moslehian and Yuki Seo, Cauchy-Schwarz inequality in semi-inner product C*-modules via polar decomposition, Journal of Mathematical Analysis and Applications, 394, Issue 2, (2012), 835-840.(15 October 2012)
  32. Masatoshi Ito, Yuki Seo, Takeaki Yamazaki and Masahiro Yanagida, Geometric properties of positive definite matrices cone with respect to the Thompson metric, Linear Algebra and its Applications, 435, Issue 8, (2011), 2054-2064.(15, October 2011)
  33. Jun-Ichi Fujii, Masatoshi Fujii, Mohammad Sal Moslehian, Josip Pecaric and Yuki Seo, Reverse Cauchy-Schwarz type inequalities in pre-inner product C*-modules, Hokkaido Mathematical Journal, Vol.40 (2011), 393-409. (October 2011)
  34. Yuki Seo, On a reverse of Cauchy-Schwarz inequalities in pre-inner product C*-modules, RIMS Kokyuroku 1737, Noncommutative structure in operator theory and its application, Research Institute for Mathematical Sciences Kyoto University, Kyoto, Japan, April, (2011), 111-114.
  35. Mohammand Sal Moslehian, Ritsuo Nakamoto and Yuki Seo, A Diaz-Metcalf type inequality for positive linear maps and its applications, Electronic Journal of Linear Algebra, Vol.22, 179-190, March 2011. (A publication of the International Linear Algebra Society)
  36. Jadranka Micic Hot, Josip Pecaric,Yuki Seo, Converses of Jensen's operator inequality, Operators and Matrices, 4, No.3(2010), 385-403.（９月）
  37. Young Ok Kim, Jun-Ichi Fujii, Masatoshi Fujii and Yuki Seo, Kantorovich type inequalities for the difference with two negative parameters, Scientiae Mathematicae Japonicae, 72, No.2(2010), 171-183: Online, e2010, 427-439.(９月)
  38. Yuki Seo, A generalized Polya-Szego inequality for the Hadamard product, Scientiae Mathematicae Japonicae, 72, No.2(2010), 165-169: Online, e2010, 421-425.（９月）
  39. Young Ok Kim, Jun-Ichi Fujii and Yuki Seo, Kantorovich type inequalities characterize the chaotic order for positive operators, Scientiae Mathematicae Japonicae, 72, No.2(2010), 139-145: Online, e-2010, 361-367.　（９月）
  40. M.Fujii, E.-Y.Lee and Y.Seo, A difference counterpart to a matrix Holder inequality, Linear Algebra and its Applications, 432 (2010), 2565-2571.
  41. Yuki Seo, On a reverse of Holder inequality via operator mean, RIMS Kokyuroku 1678, Prospects of non-commutative analysis in operator theory, Research Institute for Mathematical Sciences Kyoto University, Kyoto, Japan, April, (2010), 118-127.
  42. Y.Seo, On a reverse of Ando-Hiai inequality, Banach Journal of Mathematical Analysis, 4, No.1 (2010), 87-91.
  43. J.I.Fujii, M.Fujii and Y.Seo, The Golden-Thompson-Segal type inequalities related To the weighted geometric mean due to Lawson-Lim, Journal of Math. Inequalities, 3, No.4 (2009), 511-518.
  44. Jean-Christophe Bourin, Eun-Young Lee, Masatoshi Fujii and Yuki Seo, A matrix reverse Holder inequality, Linear Algebra Appl., 431 (2009), 2154-2159.
  45. Masatoshi Ito, Yuki Seo, Takeaki Yamazaki and Masahiro Yanagida, On a geometric property of positive definite matrices cone, Banach J. Math. Anal., 3, No.2(2009), 64-76.
  46. Yuki Seo, Golden-Thompson type inequalities and its reverse, (Kyoto, 2008), RIMS Kokyuroku, 1596(2008), 42-50.
  47. Yuki Seo and Masaru Tominaga, A complement of the Ando-Hiai inequality, Linear Algebra and its Applications, 429(2008), 1546-1554.
  48. Yuki Seo, Reverses of the Golden-Thopson type inequalities due to Ando-Hiai-Petz, Banach J.Math.Anal., 2, No.2 (2008), 140-149.
  49. Jun Ichi Fujii, Jadranka Micic, Josip Pecaric and Yuki Seo, Comparison of operator mean geodesics, J.Math.Inequal., 2, No.3 (2008), 287-298.
  50. Yuki Seo, Norm inequalities for the chaotically geometric mean and its reverse, Journal of Mathematical Inequalities, 1, No.1 (2007), 39-43.
  51. Ritsuo Nakamoto and Yuki Seo, A complement of the Ando-Hiai inequality and norm inequalities for the geometric mean, Nihonkai Math. J., 18(2007), 43-50.
  52. Akemi Matsumoto, Masahiro Nakamura and Yuki Seo, Spectral order of operators and Furuta inequality, Sci. Math. Japon., 66, No.3(2007), 325-334: Online, e2007, 423-432.
  53. Jun Ichi Fujii, Masatoshi Fujii, Masahiro Nakamura, Josip Pecaric and Yuki Seo, A reverse inequality for the weighted geometric mean due to Lawson-Lim, Linear Algebra Appl., 427(2007), 272-284.
  54. Jean-Christophe Bourin and Yuki Seo, Reverse inequality to Golden-Thompson type inequalities: Comparison of eA+B and eAeB, Linear Algebra Appl., 426(2007), 312-316.
  55. Yuki Seo, Kantorovich type operator inequalities for Furuta inequality, Operator and Matrices, 1, No.1(2007), 143-152.
  56. Yuki Seo, FURUTA不等式に対する差版のKANTOROVICH型不等式について, (Kyoto, 2007), RIMS Kokyuroku, 1535(2007), 19-24.
  57. Ritsuo Nakamoto and Yuki Seo, Norm inequalities for the geometric mean and its reverse, Sci. Math. Japon., 65, No.2(2007), 281-286: Online, e-2006, 1209-1214.
  58. Yuki Seo, Bounds for the ratio and difference between parallel sum and series and noncommutative Kantorovich inequalities, Communication in commutative Banach algebra and several field of mathematics (Kyoto, 2006), RIMS Kokyuroku, 1478(2006), 71-80.
  59. Masahiro Nakamura and Yuki Seo, Approximation to the square root of a positive operator, Sci. Math. Japon. 65, No.1(2007), 69-75: Online, e2006, 1087-1093.
  60. Jun Ichi Fujii, Masahiro Nakamura, Josip Pecaric and Yuki Seo, Bounds for the ratio and difference between parallel sum and series via Mond-Pecaric method, Math. Inequal. Appl., 9, No.4, October (2006),749‐759.
  61. Jun Ichi Fujii, Masahiro Nakamura and Yuki Seo, Ando's theorem for Hadamard products and operator, Sci. Math. Japon., 64, No.3(2006), 557-562, :e2006, 603-608.
  62. Masatoshi Fujii, Masahiro Nakamura and Yuki Seo, Kadison's Schwarz inequality and Furuta's theorem, Sci. Math. Japon., 64, No.1(2006), 141-145, :e2006, 511-515.
  63. Jun Ichi Fujii, Yuki Seo and Masaru Tominaga, Kantorovich type reverse inequalities for operator norm, Math. Inequal. Appl.,8(2005), 529-535.
  64. Masatoshi Fujii and Yuki Seo, Reverse inequalities of Araki, Cordes and Lowner-Heinz inequalities, Nihonkai Math. J., 16, No.2 (2005), 145-154.
  65. Jun Ichi Fujii, Masatoshi Fujii, Yuki Seo and Masaru Tominaga, On generalized Kantorovich inequalities, Proceedings of the International Symposium on Banach and Function Spaces, Kitakyushu, Japan, October 2-4, 2003, 205-213.
  66. Jun Ichi Fujii, Masatoshi Fujii and Yuki Seo, Bounds for interpolational path of positive operators, Recent Topics on Operator Inequalities(Kyoto, 2004), RIMS Kokyuroku, 1359(2004), 46-57.
  67. Jun Ichi Fujii, Yuki Seo and Masaru Tominaga, Kantorovich type operator inequalities via the Specht ratio, Linear Algebra Appl., 377(2004), 69-81.
  68. Josip Pecaric, Jadranka Micic and Yuki Seo, Inequalities between operator means based　on the Mond-Pecaric method, Houston J. Math., 30(2004), 191-207.
  69. Jun Ichi Fujii, Masahiro Nakamura and Yuki Seo, Operator valued determinant and Hadamard product, Sci. Math. Japon., 60(2004), 1-8, :e10, 19-26.
  70. Yuki Seo, Kantorovich type operator inequalities via the Specht ratio II, Structure of operators and related current topics(Kyoto, 2003), RIMS Kokyuroku, 1312(2003), 100-107.
  71. Masatoshi Fujii, Young Ok Kim and Yuki Seo, Further extensions of Wielandt type Heinz-Kato-Furuta inequalities via Furuta inequality, Arch. Inequal. Appl., 1(2003), 275-283.
  72. Masatoshi Fujii, Jadranka Micic, Josip Pecaric and Yuki Seo, Reverse inequalities on chaotically geometric mean via Specht ratio II, JIPAM. J. Inequal. Pure Appl. Math., 4(2003), Article 40, 8pp. (electronic).
  73. Masatoshi Fujii, Sang Hun Lee, Yuki Seo and Dongick Jung, Reverse inequalities on chaotically geometric mean via Specht ratio, Math. Inequal. Appl.,6(2003), 509-519.
  74. Jadranka Micic, Josip Pecaric and Yuki Seo, Function order of positive operators based on the Mond-Pecaric method, Linear Algebra and Appl., 360(2003), 15-34.
  75. Masatoshi Fujii，Sang Hun Lee and Y.Seo, An application of the Mond-Pecaric method to operator convex functions, Current topics on operator theory and operator inequalities(Japanese)(Kyoto, 2001), RIMS Kokyuroku, 1259(2002), 1-10.
  76. Jun Ichi Fujii and Yuki Seo, Characterizations of chaotic order associated with the Mond-Shisha difference, Math. Inequal. Appl., 5(2002), 725-734.
  77. Masatoshi Fujii, Yuki Seo and Masaru Tominaga, Golden-Thompson type inequalities via　Specht's ratio, Math. Inequal. Appl., 5(2002),573-582.
  78. Jadranka Micic, Josip Pecaric and Yuki Seo, A general form preserving the operator order for convex functions, Math. Inequal. Appl., 5(2002), 583-592.
  79. Akemi Matsumoto, Yuki Seo and Masatoshi Fujii, An approach to Kantorovich inequalities　via spectral order, Development of operator theory and problems (Japanese) (Kyoto,2000), RIMS Kokyuroku, 1189(2001), 10-16.
  80. Jadranka Micic, Josip Pecaric and Yuki Seo, Inequalities between operator means based　on the Mond-Pecaric method and its applications, Development of operator theory and problems (Japanese) (Kyoto, 2000), RIMS Kokyuroku, 1189(2001), 1-9.
  81. Jun Ichi Fujii, Ritsuo Nakamoto and Yuki Seo, Operator inequalities of Malamud and Wielandt, Linear Algebra Appl., 326(2001), 101-109.
  82. Masatoshi Fujii and Yuki Seo, Wielandt type extensions of the Heinz-Kato-Furuta inequality, Recent advances in operator theory and related topics(Szeged,1999), 267-277, Oper. Theory Adv. Appl., 127, Birkhauser, Basel, (2001).
  83. Yuki Seo, A characterization of operator order via grand Furuta inequality, J. Inequal. Appl., 6(2001), 473-481.
  84. Yuki Seo, An application of grand Furuta inequality to Kantorovich type inequalities, Operator inequalities and related area (Japanese) (Kyoto, 2000), RIMS Kokyuroku, 1144(2000), 11-24.
  85. Masatoshi Fujii, Masashi Hashimoto, Yuki Seo and Masahiro Yanagida, Characterizations　of usual and chaotic order via Furuta and Kantorovich inequalities, Sci. Math., 3　(2000), 405-417.
  86. Yuki Seo, Specht's ratio and complementary inequalities to Golden-Thompson type inequalities on the Hadamard product, Linear Algebra Appl., 320(2000), 15-22.
  87. Jadranka Micic, Josip Pecaric, Yuki Seo and Masaru Tominaga, Inequalities of positive linear maps on Hermitian matrices, Math. Inequal. Appl., 3(2000), 559-591.
  88. Jadranka Micic, Josip Pecaric and Yuki Seo, Complementary inequalities to inequalities of Jensen and Ando based on the Mond-Pecaric method, Linear Algebra Appl., 318(2000), 87-107.
  89. Masatoshi Fujii, Eizaburo Kamei and Yuki Seo, Kantorovich type operator inequalities via grand Furuta inequality, Sci. Math., 3 (2000), 263-272 (electronic).
  90. Yuki Seo, Sin-Ei Takahasi Josip Pecaric and Jadranka Micic, Inequalities of Furuta and Mond-Pecaric on the Hadamard product, J. Inequal. Appl.，5(2000), 263-285
  91. Takayuki Furuta and Yuki Seo, An application of generalized Furuta inequality to Kantorovich type inequalities, Sci. Math., 2 (1999), 393-399 (electronic).
  92. Jadranka Micic, Yuki Seo, Sin-Ei Takahasi and Masaru Tominaga, Inequalities of Furuta and Mond-Pecaric, Math. Inequal. Appl., 2 (1999), 83-111.
  93. J.I.Fujii, S.Izumino and Y.Seo, Determinant for positive operators and Specht's Theorem, Sci. Math., 1 (1998), 307-310 (electronic).
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