Updated on 2026/05/20

写真a

 
SANO Takashi
 
Title
Professor

Research Areas

  • Natural Science / Mathematical analysis

  • Natural Science / Basic analysis

Graduating School

  • Tokyo University of Science, Faculty of Science

    1988.03, Graduated

Graduate School

  • Osaka Kyoiku University, Graduate School, Division of Education

    Doctor's Course, 1990.03, Completed

  • Kyushu University, Graduate School, Division of Natural Science

    Doctor's Course, 1993.06, Accomplished credits for doctoral program

 

Papers

  • Positive definiteness of Hadamard exponentials and Hadamard inverses, POSITIVITY, 28(4) , 2024.09

    Sano, T

    Single Author

  • Inertia of Kraus matrices II, INDIAN JOURNAL OF PURE & APPLIED MATHEMATICS, 55(3) 1055-1061, 2024.09

    Sano, T

    Single Author

  • Strongly convex matrix functions (Feb, 10.1007/s44146-024-00108-y, 2024), ACTA SCIENTIARUM MATHEMATICARUM, 90(3-4) 691-692, 2024.03

    Sano, T

    Single Author

  • Strongly convex matrix functions, ACTA SCIENTIARUM MATHEMATICARUM, 90(3-4) 637-647, 2024.02

    Sano, T

    Single Author

  • Kraus matrices and matrix convex functions, LINEAR ALGEBRA AND ITS APPLICATIONS, 649 268-272, 2022.09

    Takashi Sano, Kazuki Takeuchi

    Single Author

  • Conditional negativity of Kwong matrices II, LINEAR & MULTILINEAR ALGEBRA, 70(3) 511-516, 2022.02

    Numazawa, Y; Sano, T

    Single Author

  • Inertia of Kraus matrices, JOURNAL OF SPECTRAL THEORY, 12(4) 1443-1457, 2022

    Sano, T; Takeuchi, K

    Single Author

  • Inertia of Kraus matrices, JOURNAL OF SPECTRAL THEORY, 12(4) 1443-1457, 2022

    Sano, T; Takeuchi, K

    Single Author

  • Positivity around Cauchy matrices, POSITIVITY, 25(2) 507-513, 2021.04

    Sano, T; Tamura, H

    Single Author

  • Frechet derivatives for operator monotone functions, LINEAR ALGEBRA AND ITS APPLICATIONS, 456 88-92, 2014.09

    Sano, T

    Single Author

  • Conditional negativity of anti-Loewner matrices, LINEAR & MULTILINEAR ALGEBRA, 60(11-12) 1265-1270, 2012

    Hidaka, C; Sano, T

    Single Author

  • Young's inequality and trace, LINEAR ALGEBRA AND ITS APPLICATIONS, 431(8) 1218-1222, 2009.09

    Cho, K; Sano, T

    Single Author

  • A note on norm estimates of the numerical radius, PROCEEDINGS OF THE JAPAN ACADEMY SERIES A-MATHEMATICAL SCIENCES, 84(1) 5-7, 2008.01

    Sano, T

    Single Author

  • Furuta inequality of indefinite type, MATHEMATICAL INEQUALITIES & APPLICATIONS, 10(2) 381-387, 2007.04

    Sano, T

    Single Author

  • Commuting co-commuting squares and finite dimensional Kac algebras, PACIFIC JOURNAL OF MATHEMATICS, 172(1) 243-253, 1996.01

    Sano, T

    Single Author

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Grant-in-Aid for Scientific Research

  • Grant-in-Aid for Scientific Research(C)，2023.04 - 2028.03