Researcher Information
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Teacher Information
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Academic Background
Career
Academic Society and Social Activity
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Teaching Experiences
Thesis Advising
Teacher Activity Information
Field of Research
Research Keyword
Academic Thesis
MISC
Bibliography
Conference
Works
Competitive research funds
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Patents
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Educational Improvement Achievement
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Basic information
Name
Hiramatsu Naoya
Belonging department
Occupation name
researchmap researcher code
6000029737
researchmap agency
Okayama University of Science
Teacher Basic Information
Teacher Information
Full-Time Teacher
Other Affiliation
Academic Background
Okayama University/The Graduate School of Natural Science and Technology
Okayama University/The Graduate School of Natural Science and Technology
2002 2006 岡山大学 理学部 数学科
Career
Okayama University of Science/Institute for the Advancement of Higher Education
Kure National College of Technology
Kure National College of Technology
Academic Society and Social Activity
THE MATHEMATICAL SOCIETY OF JAPAN
Reward
Teaching Experiences
2024 基盤数学（微分積分１） 岡山理科大学
2024 基盤数学（微分積分１） 岡山理科大学
2024 基盤数学（微分積分１） 岡山理科大学
2024 基盤数学（線形代数） 岡山理科大学
Thesis Advising
Teacher Activity Information
Field of Research
Natural Science/Algebra
Research Keyword
commutative ring theory
Academic Thesis
2024/10/
Krull–Gabriel dimension of Cohen–Macaulay modules over hypersurfaces of countable Cohen-Macaulay representation type
/Naoya Hiramatsu/Sole Author/Communications in Algebra
Geometry of varieties for graded maximal Cohen–Macaulay modules/Naoya Hiramatsu/manuscripta mathematica
A Study on the Acquisition of the Capacity of Kure College Students to Learn Mathematics Based on Their Basic Reading Comprehension and Learning Conception/Naoya HIRAMATSU
Yuji AKAIKE
Masaru KAGEYAMA
Nozomu KAWAKATSU
Seiji KASAI
Masakazu KOBAYASHI
Mariko NOMURA/Journal of JSEE
A topology on the set of isomorphism classes of maximal Cohen-Macaulay modules/Naoya Hiramatsu
Ryo Takahashi/Proceedings of the American Mathematical Society
Degenerations over ($A_{\infty}$)-singularities and construction of degenerations over commutative rings/Hiramatsu N
Takahashi R
Yoshino Y/Journal of Algebra
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On the stable hom relation and stable degenerations of Cohen–Macaulay modules/Naoya Hiramatsu/Journal of Pure and Applied Algebra
RELATIONS FOR GROTHENDIECK GROUPS OF GORENSTEIN RINGS/Naoya Hiramatsu/PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY
2016 呉高専における到達度試験を活用した数学教育の改善 平松 直哉 日本数学教育学会高専部会研究論文誌, 第22号 No.1, 99-112
Degenerations of graded Cohen-Macaulay modules/Naoya Hiramatsu/Journal of Commutative Algebra
EXAMPLES OF DEGENERATIONS OF COHEN-MACAULAY MODULES/Naoya Hiramatsu
Yuji Yoshino/PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY
REMARKS ON SUBCATEGORIES OF ARTINIAN MODULES/Hiramatsu Naoya/ILLINOIS JOURNAL OF MATHEMATICS
2011-03 Representation theory of Cohen-Macaulay modules (学位論文) 平松 直哉 岡山大学
Urcohomologies and cohomologies of N-complexes/Naoya Hiramatsu
Goro C. Kato/PORTUGALIAE MATHEMATICA
AUTOMORPHISM GROUPS AND PICARD GROUPS OF ADDITIVE FULL SUBCATEGORIES/Naoya Hiramatsu
Yuji Yoshino/MATHEMATICA SCANDINAVICA
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MISC
2024-02 The spectrum of the category of maximal Cohen-Macaulay modules Naoya Hiramatsu Proceedings of the 55th Symposium on Ring Theory and Representation Theory
2022-02 Krull-Gabriel dimension of Cohen-Macaulay modules over hypersurfaces of type (A_∞) Naoya Hiramatsu Proceedings of the 53rd Symposium on Ring Theory and Representation Theory
Krull--Gabriel dimension of Cohen--Macaulay modules over hypersurfaces of countable Cohen--Macaulay representation type/Naoya Hiramatsu
Geometry of varieties for graded maximal Cohen--Macaulay modules/Naoya Hiramatsu
A remark on graded countable Cohen--Macaulay representation type/Naoya Hiramatsu/Proceedings of the 52nd Symposium on Ring Theory and Representation Theory
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Irreducible components of the topological space of Cohen-Macaulay modules/Naoya Hiramatsu
Ryo Takahashi/Proceedings of the 40th Symposium on Commutative Algebra in Japan
Degenerations of Cohen-Macaulay modules via matrix representations/HIRAMATSU Naoya/Proceedings of the 50th Symposium on Ring Theory and Representation Theory
On the relations for Grothendieck groups of Gorenstein rings/HIRAMATSU Naoya/Proceedings of the 49th Symposium on Ring Theory and Representation Theory
On relations for Grothendieck groups of Gorenstein rings/HIRAMATSU Naoya/Proceedings of The 38th symposium on commutative Algebra in Japan
2016-02 Stable degenerations of Cohen-Macaulay modules over simple singularities of type (A_n) 平松 直哉 Proceedings of the 48th Symposium on Ring Theory and Representation Theory, pp 33-39
2016-01 On stable degenerations of Cohen-Macaulay modules over simple singularities of type (A_n) 平松 直哉 Proceedings of The 37th symposium on commutative Algebra in Japan, pp 137–143
2014-03 Serre subcategories of artinian modules 平松 直哉 Proceedings of the 46th Symposium on Ring Theory and Representation Theory, pp. 33 - 40.
2013-02 Remarks on subcategories of artinian modules 平松 直哉 Proceedings of The 34th symposium on commutative Algebra in Japan, pp 75 – 84.
2012-03 On a degeneration problem for Cohen-Macaulay modules 平松 直哉 Proceedings of the 44th Symposium on Ring Theory and Representation Theory, pp 60 – 67.
2011-02 Examples of degenerations of Cohen-Macaulay modules 平松 直哉 Proceedings of The 32nd symposium The 6th Japan-Vietnam Joint Seminar on commutative Algebra, pp 15 – 23.
2009-09 Picard groups of additive full subcategories 平松 直哉 Proceedings of the 41th Symposium on Ring Theory and Representation Theory, pp 23 - 27.
2008-11 Picard groups and automorphism groups of categories 平松 直哉 第30回可換環論シンポジウム報告集. pp 135 - 140.
2007-11 Remarks on equivalences of additive subcategories 平松 直哉 第29回可換環論シンポジウム報告集, pp 169 - 173.
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Bibliography
Conference
2023-11-22 The spectrum of the category of maximal Cohen-Macaulay modules over complete Cohen-Macaulay local rings Naoya Hiramatsu The 44th Japan Symposium on Commutative Algebra
2023-09-06 The spectrum of the category of maximal Cohen-Macaulay modules Naoya Hiramatsu The 55th Symposium on Ring Theory and Representation Theory
2022-09-09 Krull-Gabriel dimension of Cohen-Macaulay modules over hypersurfaces of type (A_∞) Naoya Hiramatsu 第53回環論および表現論シンポジウム
A note on graded countable Cohen-Macaulay representation type/Naoya Hiramatsu/The 41st Japan Symposium on Commutative Algebra
A remark on graded countable Cohen-Macaulay representation type/Naoya Hiramatsu/The Eighth China - Japan - Korea International Symposium on Ring Theory Nagoya, JAPAN
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2019-08-21 リーディングスキルの視点に基づく呉高専学生の学力分析 平松 直哉 令和元年度全国高専フォーラム
Irreducible components of the topological space of Cohen-Macaulay modules/Naoya HIramatsu
Ryo Takahashi
Degenerations of Cohen- Macaulay modules via matrix representations/HIRAMATSU Naoya/ICRA 2018 (18th International Conference on Representations of Algebras and Workshop)
On degenerations of Cohen-Macaulay modules via matrix representations/Naoya Hiramatsu
Degenerations of Cohen-Macaulay modules via matrix representations/Naoya Hiramatsu
Degenerations of Cohen-Macaulay modules/HIRAMATSU Naoya/KU Algebra Seminar
On relations for Grothendieck groups of Gorenstein rings/HIRAMATSU Naoya
Relations for Grothendieck groups of Cohen-Macaulay modules over Gorenstein rings/Naoya Hiramatsu
Relations for Grothendieck groups of Gorenstein rings/HIRAMATSU Naoya/ICRA 2016 (XVth International Conference on Representations of Algebras and Workshop)
On the contravariantly determinedness of a stable category of Cohen-Macaulay modules/HIRAMATSU Naoya/Ring Theory and Representation Theory Seminar in 2015
Stable degenerations of Cohen-Macaulay modules over simple singularities of type ($A_n$)/Naoya Hiramatsu
Stable degenerations of Cohen-Macaulay modules over simple singularities of type ($A_n$)/Naoya Hiramatsu
Degenerations of graded Cohen-Macaulay modules/HIRAMATSU Naoya/International conference on Commutative Algebra and its Interaction to Algebraic Geometry and Combinatorics
On degenerations of graded Cohen-Macaulay modules/Naoya Hiramatsu
Serre subcategories of artinian modules/Naoya Hiramatsu
Remarks on subcategories of artinian modules/Naoya Hiramatsu
2012-09 次数付きCohen-Macaulay加群の退化について 平松 直哉 岡山大学環論セミナー
On a degeneration problem for Cohen-Macaulay modules/Naoya Hiramatsu
2011-03 Cohen–Macaulay加群の退化問題 平松 直哉 日本数学会代数学分科会
Examples of degenerations of Cohen-Macaulay modules/HIRAMATSU Naoya
Automorphism groups and Picard groups of additive full subcategories/HIRAMATSU Naoya/ICRA XIV (XIV International Conference on Representations of Algebras and Workshop)
2009-10 On degenerations of modules" の解説 平松 直哉 第１回信州大学代数学セミナー
2009-07 カテゴリーから眺める代数幾何と可換環論 平松 直哉 2009年度高校生・大学院生による研究紹介と交流の会
Automorphism groups and Picard groups of categories/HIRAMATSU Naoya/Summer Seminar on Ring Theory
2009-03 加法的部分圏の自己同型群 平松 直哉
吉野 雄二 日本数学会代数学分科会
Picard groups and Automorphism groups of categories/Naoya Hiramatsu
Yuji Yoshino
Picard groups of additive full subcategories/Naoya Hiramatsu
Yuji Yoshino
Remarks on equivalences of additive subcategories/Naoya Hiramatsu
Yuji Yoshino
2007-08 Linkage入門 (Part1) 平松 直哉 第4回可換環論サマースクール
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Works
Competitive research funds
Analysis of the Topological Structure of the functor category of Cohen-Macaulay modules and its applications to representation types of algebras/Japan Society for the Promotion of Science/Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C)
Japan Society for the Promotion of Science/Grants-in-Aid for Scientific Research Grant-in-Aid for Early-Career Scientists
Study on Cohen-Macaulay modules by degeneration theory and its applications to representation types of algebras/Japan Society for the Promotion of Science/Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B)
2013-12 2013-12 平成25年度「国立高等専門学校教員の教育研究力強化 FD」 世界教育研究動向調査プログラム 独立行政法人国立高等専門学校機構
2009-04 2010-03 可換代数上の自己同型群に関する研究 岡山大学 平成21年度岡山大学大学院自然科学研究科学生奨励研究費
Contributions
Patents
Other Research Achivements
Educational Improvement Achievement
On-campus Conference Management
Off-Campus Operations
Off-campus Conference Management
Social Contribution
