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J-GLOBAL ID:200901025201388121   Update date: Jan. 30, 2024

Koike Kazutoshi

コイケ カズトシ | Koike Kazutoshi
Affiliation and department:
Job title: Professor
Research field  (1): Algebra
Research keywords  (1): Ring theory
Research theme for competitive and other funds  (11):
  • 2017 - 2023 Study of artinian rings
  • 2015 - 2019 Research on direct sum decompositions of lifting modules and its application
  • 2014 - 2018 Study on quasi-Frobenius rings based on the Faith conjecture
  • 2011 - 2016 Study of artinian rings
  • 2011 - 2013 Study of artinian rings with Morita duality
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Papers (16):
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MISC (11):
  • KIKUMASA Isao, KOIKE Kazutoshi, OSHIRO Kiyoichi. Complex rings, Quaternion rings and Octonion rings. Proceedings of the 50th Symposium on Ring Theory and Representation Theory. 2018. 74-83
  • Kazutoshi Koike. A characterization of the class of Harada rings. Proceedings of the 47th Symposium on Ring Theory and Representation Theory. 2015. 93-99
  • Kazutoshi Koike. Book review "Y. Baba and K. Oshiro: Classical Artinian Rings and Related Topisc". Suugaku. 2012. 64. 4. 430-434
  • Kazutoshi Koike. Azumaya's conjecture and Harada rings. 2007. 90-95
  • Kazutoshi Koike. Self-duality of quasi-Harada ring and locally distributive rings. 2005. 110-115
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Lectures and oral presentations  (14):
  • Self-duality of finite triangular extensions
    (2014)
  • A characterization of the class of Harada rings
    (The 47th Symposium on Ring Theory and Representation Theory 2014)
  • Morita duality and finite ring extensions
    (2012)
  • Morita duality and recent development
    (2007)
  • Azumaya's conjecture and Harada rings
    (The 39th Symposium on Ring Theory and Representation Theory 2006)
more...
Professional career (1):
  • Doctor of Philosophy (Science) (University of Tsukuba)
Work history (4):
  • 2003/10 - 現在 National Institute of Technology,Okinawa College
  • 2000/04 - 2003/09 Oshima National College of Maritime Technology
  • 1997/04 - 2000/03 Oshima National College of Maritime Technology
  • 1990/04 - 1997/03 宇部短期大学 講師
Association Membership(s) (2):
情報処理学会 ,  日本数学会
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