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Affiliation |
College of Education, Department of School Education , Specialization in Mathematics Education |
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Job Title |
Professor |
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Related SDGs |
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IBARAKI Takanori
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ORCID
The Best Research Achievement in Research Career 【 display / non-display 】
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【Published Thesis】 A new projection and convergence theorems for the projections in Banach spaces 2007
【Published Thesis】 Generalized nonexpansive mappings and a proximal-type algorithm in Banach spaces 2010
【Published Thesis】 Approximation of a zero point of monotone operators with nonsummable errors 2016
The Best Research Achievement in the last 5 years 【 display / non-display 】
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【Published Thesis】 A shrinking projection method with extended allowable ranges for common fixed point problems(Letters in Nonlinear Analysis and its Applications) 2026.03
【Published Thesis】 Shrinking projection methods with allowable ranges for zero point problems in a Banach space(Journal of Nonlinear Analysis and Optimization: Theory & Applications) 2025.12
【Published Thesis】 Shrinking projection method with allowable ranges for nonlinear mappings of firmly nonexpansive type(Applied Analysis and Discrete Mathematics) 2025.12
【Published Thesis】 A strong convergence theorem for common fixed points of two nonlinear mappings in Hilbert spaces(Yokohama Mathematical Journal) 2025.03
【Published Thesis】 Approximation of the value of the resolvent of a maximal monotone operator in a Banach space ( Journal of Convex Analysis) 2024.04
Education 【 display / non-display 】
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1999.4-2002.3
Tokyo Institute of Technology Department of Mathematical and Computing Sciences Doctor Course Accomplished credits for doctoral program
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1995.4-1997.3
Tokyo Institute of Technology Department of Mathematical and Computing Sciences Master Course Completed
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1991.4-1995.3
Hirosaki University Department of Information Sciences Graduated
Degree 【 display / non-display 】
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Doctor of Science - Tokyo Institute of Technology
Campus Career 【 display / non-display 】
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2021.4
Duty Yokohama National UniversityCollege of Education Department of School Education Specialization in Mathematics Education Professor
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2019.4-2021.3
Duty Yokohama National UniversityCollege of Education Department of School Education Specialization in Mathematics Education Professor
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2017.4-2019.3
Duty Yokohama National UniversityCollege of Education Department of School Education Specialization in Mathematics Education Associate Professor
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2014.4-2017.3
Duty Yokohama National UniversityCollege of Education and Human Sciences Department of School Education Specialization in Mathematics Education Associate Professor
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2021.4
Concurrently Yokohama National UniversityInterfaculty Graduate School of Innovative and Practical Studies Professor
External Career 【 display / non-display 】
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2023.4
Tokyo Gakugei University Faculty of Education part-time lecturer
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2021.9-2022.1
Tokai University School of Engineering, School of Information Science and Technology part-time lecturer
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2020.9-2021.1
Tokai University School of Engineering, School of Information Science and Technology part-time lecturer
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2016.4
Tokyo Gakugei University United Graduate School of Education (Doctoral Course)
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2011.4-2014.3
Tsuruoka National College of Technology Department of General Science Associate Professor
Academic Society Affiliations 【 display / non-display 】
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2020.12
Japan Society for Mathematical Education
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2012.10
The Mathematical Society of Japan
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1994.3
The Operations Research Society of Japan
Research Areas 【 display / non-display 】
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Natural Science / Basic mathematics
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Natural Science / Applied mathematics and statistics
Books 【 display / non-display 】
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微分積分学概論
茨木貴徳，牛越惠理佳，竹居正登，原下秀士（ Role： Joint author）
培風館
Language：Japanese Book type：Scholarly book
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中学校数学２（検定教科書）
池田敏和，一松信，岡田褘雄，町田彰一郎，植村哲郎，茨木貴徳ほか42人 （ Role： Joint author）
学校図書株式会社 （ ISBN:9784762557293 ）
Language：Japanese Book type：Textbook, survey, introduction
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中学校数学３（検定教科書）
池田敏和，一松信，岡田褘雄，町田彰一郎，植村哲郎，茨木貴徳ほか42人 （ Role： Joint author）
学校図書株式会社 （ ISBN:9784762557309 ）
Language：Japanese Book type：Textbook, survey, introduction
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中学校数学１（検定教科書）
池田敏和，一松信，岡田褘雄，町田彰一郎，植村哲郎，茨木貴徳ほか42人 （ Role： Joint author）
学校図書株式会社 （ ISBN:9784762557286 ）
Language：Japanese Book type：Textbook, survey, introduction
Papers 【 display / non-display 】
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A shrinking projection method with extended allowable ranges for common fixed point problems
T.Ibaraki
Letters in Nonlinear Analysis and its Applications 4 ( 1 ) 1 - 13 2026.3 [Reviewed]
Language：English Publishing type：Research paper (scientific journal) Single Work
Other Link： https://lettersinnonlinearanalysis.com/index.php/lnaa/article/view/69
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Shrinking projection methods with allowable ranges for zero point problems in a Banach space
T.Ibaraki and S.Kajiba
Journal of Nonlinear Analysis and Optimization: Theory & Applications 16 ( 2 ) 73 - 90 2025.12 [Reviewed]
Language：English Publishing type：Research paper (scientific journal) Joint Work
Other Link： https://ph03.tci-thaijo.org/index.php/jnao/article/view/3432
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Shrinking projection method with allowable ranges for nonlinear mappings of firmly nonexpansive type
T. Ibaraki
Applied Analysis and Discrete Mathematics 19 ( 3 ) 559 - 576 2025.12 [Reviewed]
Language：English Publishing type：Research paper (scientific journal) Single Work
Other Link： https://pefmath.etf.bg.ac.rs/component/papers/?vol=19&no=3&year=2025
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A strong convergence theorem for common fixed points of two nonlinear mappings in Hilbert spaces
T. Ibaraki, S. Kajiba and Y. Takeuchi
Yokohama Mathematical Journal 70 167 - 181 2025.3 [Reviewed]
Language：English Publishing type：Research paper (scientific journal) Joint Work
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Approximation of the value of the resolvent of a maximal monotone operator in a Banach space
T. Ibaraki
Journal of Convex Analysis 31 ( 1 ) 131 - 138 2024.4 [Reviewed]
Language：English Publishing type：Research paper (scientific journal) Single Work
Charge of on-campus class subject 【 display / non-display 】
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2026 Mathematical Sciences in Society Ⅱ
Interfaculty Graduate School of Innovative and Practical Studies
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2026 Mathematical Sciences in Society Ⅰ
Interfaculty Graduate School of Innovative and Practical Studies
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2026 Mathematical Sciences in Society Ⅱ
Graduate School of Environment and Information Sciences
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2026 Mathematical Sciences in Society Ⅰ
Graduate School of Environment and Information Sciences
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2026 Senior Thesis / Projects
College of Education
Committee Memberships 【 display / non-display 】
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公益社団法人 日本数学教育学会 首都圏地区代議員（高専・大学）
2024.2 - 2025.6
Committee type：Academic society
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一般社団法人 日本数学会 '数学'編集委員会
2023.7 - 2025.6 常任編集委員
Committee type：Academic society
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公益社団法人 日本数学教育学会 神奈川県代議員
2021.6 - 2023.6
Committee type：Academic society
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一般社団法人 日本数学会 関東地区代議員
2021.3 - 2022.2
Committee type：Academic society