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UDA Hirofumi
宇田 廣文
Connect your ORCID iD
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Alternative Names
宇田 広文 ウダ ヒロフミ
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Researcher Number
50040994
Other IDs
Affiliation (based on the past Project Information)
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2010: 宮崎大学, 大学院・教育学研究科, 教授
2009: University of Miyazaki, 教育文化学部, 教授
1999 – 2000: MIYAZAKI UNIVERSITY, FACULTY OF EDUCATION AND CULTURE, PROFESSOR, 教育文化学部, 教授
1997 – 1998: 宮崎大学, 教育学部, 教授
1991 – 1994: Miyazaki Univ. / Faculty of Education Professor, 教育学部, 教授
1987 – 1991: 宮崎大学, 教育学部, 助教授
1986: 宮崎大, 教育学部, 助教授
Review Section/Research Field
Principal Investigator
Education on school subjects and activities
/
代数学・幾何学
Except Principal Investigator
教育・社会系心理学
/
Psychology
/
General mathematics (including Probability theory/Statistical mathematics)
/
代数学・幾何学
Keywords
Principal Investigator
エビデンス / 比較調査 / 資料の活用 / 研究計画 / 比較可能性 / 比較研究 / 研究デザイン / LCM安定性 / 【G_2】安定性 / 多項式次数
…
More
/ PVMD / 正規環 / 巾閉性 / KO環
…
More
Except Principal Investigator
誤り方略 / 割合概念 / 数学的構造 / 意味構造 / 分数概念 / fraction / インフォーマルな知識 / 問題解決 / Markov Decision / Average Reward / VectorーValued / Dynamic Programming / Pareto Optimal / Convex Cone / 意味講造 / 誤り方誤 / 球面的空間 / K環 / KO環 / Adams作用素 / J群 / ホモトピー型 / Polynomial grade / PVMD / G_2安定性 / LCM安定性 / 知識の統旨 / 誤った方略 / 分数の習得過程 / 既有知識 / 知識の統合 / 知識構造 / 知識の表象 / incorrect strategy / knowledge / 教授介入 / 方略分析 / 方略 / ratio concepts / insorrect strategy / new curriculum / 割合 / 概念理解 / 繰り方略 / cognitive obstacles / understanding / instructional intervention / 認知的課題分析 / 分数の大きさ / 知識の領域固有性 / 全体としての1の概念 / 概念の変化過程 / fraction concepts / incorrect strategies / cognitive task analysis / spefic domenin of know ledge
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Research Projects
(
11
results)
Research Products
(
3
results)
Co-Researchers
(
12
People)
Project Start Year (Newest)
Project Start Year (Oldest)
数学教育におけるエビデンス生成のための方法論
Principal Investigator
Principal Investigator
宇田 廣文
Project Period (FY)
2009 – 2010
Research Category
Grant-in-Aid for Challenging Exploratory Research
Research Field
Education on school subjects and activities
Research Institution
University of Miyazaki
Analyses of both informal knowledge and cognitive barriers in ratio concepts
Principal Investigator
YOSHIDA Hajime
Project Period (FY)
2000 – 2002
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
教育・社会系心理学
Research Institution
Ritsumeikan University
University of Miyazaki
CHANGE IN RETIO'S CONCEPTS FOR CHILDREN AND INSTRUCTIONAL INTERVENTION
Principal Investigator
YOSHIDA Hajime
Project Period (FY)
1997 – 1999
Research Category
Grant-in-Aid for Scientific Research (C)
Research Field
教育・社会系心理学
Research Institution
MIYAZAKI UNIVERSITY
割合概念の理解過程と教授介入
Principal Investigator
吉田 甫
Project Period (FY)
1994
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
教育・社会系心理学
Research Institution
University of Miyazaki
割合問題の分類とその理解過程に関する研究
Principal Investigator
吉田 甫
Project Period (FY)
1993
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
教育・社会系心理学
Research Institution
University of Miyazaki
割合概念の理解過程に関する発達的研究
Principal Investigator
YOSHIDA Hajime
Project Period (FY)
1992
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
Psychology
Research Institution
University of Miyazaki
平均型ベクトル基準値を持つ多目的マルコフ決定過程の凸最適解の研究
Principal Investigator
伊喜 哲一郎
Project Period (FY)
1991
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
General mathematics (including Probability theory/Statistical mathematics)
Research Institution
University of Miyazaki
Understanding fraction in children and intervention to them
Principal Investigator
YOSHIDA Hajime
Project Period (FY)
1989 – 1991
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
Psychology
Research Institution
Miyazaki University
球面的空間のトポロジーの研究
Principal Investigator
藤井 憲三
Project Period (FY)
1988
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
代数学・幾何学
Research Institution
University of Miyazaki
The longitudinal analyses of change processis in understanding fraction concepts
Principal Investigator
YOSHIDA Hajime
Project Period (FY)
1987 – 1988
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
Psychology
Research Institution
Miyazaki University
環の構造の研究
Principal Investigator
Principal Investigator
宇田 広文
Project Period (FY)
1986
Research Category
Grant-in-Aid for General Scientific Research (C)
Research Field
代数学・幾何学
Research Institution
University of Miyazaki
All
2011
2010
All
Journal Article
Presentation
[Journal Article] 数学教育における科学的証拠の生成の必要性と今後の課題
2010
Author(s)
藤井良宜, 添田佳伸, 宇田廣文
Journal Title
第43回数学教育論文発表会論文集
Volume
: 2
Pages
: 837-842
Peer Reviewed
Data Source
KAKENHI-PROJECT-21653103
[Presentation] 数学教育におけるエビデンス生成の試み-「資料の活用」領域に関する生徒の実態調査-
2011
Author(s)
藤井良宜, 添田佳伸, 宇田廣文
Organizer
九州数学教育学会
Place of Presentation
福岡教育大学
Year and Date
2011-03-26
Data Source
KAKENHI-PROJECT-21653103
[Presentation] 数学教育における科学的証拠の生成の必要性と今後の課題
2010
Author(s)
藤井良宜, 添田佳伸, 宇田廣文
Organizer
日本数学教育学会
Place of Presentation
宮崎大学
Year and Date
2010-11-14
Data Source
KAKENHI-PROJECT-21653103
# of Projects (Dsc)
# of Projects (Asc)
1.
KURIYAMA Kazuhiro
(10170094)
# of Collaborated Projects:
7 results
# of Collaborated Products:
0 results
2.
YOSHIDA Hajime
(80094085)
# of Collaborated Projects:
7 results
# of Collaborated Products:
0 results
3.
SOEDA Yosinobu
(00197005)
# of Collaborated Projects:
5 results
# of Collaborated Products:
0 results
4.
藤井 憲三
(10090549)
# of Collaborated Projects:
3 results
# of Collaborated Products:
0 results
5.
谷本 洋
(00179855)
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
6.
ETO Shunsi
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
7.
熊本 新一
# of Collaborated Projects:
2 results
# of Collaborated Products:
0 results
8.
伊喜 哲一郎
(80041010)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
9.
川野 日郎
(20040983)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
10.
緒方 明夫
(80040921)
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
11.
小倉 定
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
12.
岩崎 守男
# of Collaborated Projects:
1 results
# of Collaborated Products:
0 results
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