Komatsu Kotaro

Researcher's full information

Articles
  • Realizing explorative proving lessons in the unit "Using the relationship between Inscribed angles and central angles" of grade 9 (in Japanese)
    小松孝太郎; 牧野圭介
    Mathematics Education (Journal of Japan Society of Mathematical Education)/96(9)/pp.26-29, 2014-09
  • Invention of new statements for counterexamples
    Komatsu K.; Sakamaki A.
    Proceedings of the 38th Conference of the International Group for the Psychology of Mathematics Education and the 36th Conference of the North American Chapter of the Psychology of Mathematics Education, Vol. 4/pp.17-24, 2014-07
  • Proof problems with diagrams: An opportunity for experiencing proofs and refutations
    Komatsu K.; Tsujiyama Y.; Sakamaki A.; Koike N.
    For the Learning of Mathematics/34(1)/pp.36-42, 2014-03
  • 図をかいて確かめることから始まる数学的活動
    小松孝太郎
    理数啓林/4/pp.17-18, 2014-01
  • Principles of task design to foster proofs and refutations in mathematical learning: Proof problem with diagram
    Komatsu K.; Tsujiyama Y.
    Task Design in Mathematics Education: Proceedings of ICMI Study 22/pp.471-479, 2013-07
  • 数学的探究における操作的証明の活用の促進に関する研究(博士論文要旨)
    小松孝太郎
    学校教育学研究紀要/6/pp.88-92, 2013-03
  • 数学的探究における操作的証明の活用の促進に関する研究(学位論文紹介)
    小松孝太郎
    日本数学教育学会誌 数学教育学論究/97-98/pp.43-52, 2012-09
  • Lakatos’ heuristic rules as a framework for proofs and refutations in mathematical learning: Local-counterexample and modification of proof
    Kotaro Komatsu
    The 12th International Congress on Mathematical Education/pp.2838-2847, 2012-07
  • Potentials for spatial geometry curriculum development with three-dimensional dynamic geometry software in lower secondary mathematics
    Miyazaki M.; Chino K.; Katoh R.; Arai H.; Ogihara F.; Ogu...
    The International Journal for Technology in Mathematics Education/19(2)/pp.73-79, 2012-06
  • Mathematical inquiry and its educational values from a Lakatosian fallibilist perspective: Focusing on proof and proving (in Japanese)
    小松孝太郎
    Journal of Science Education in Japan/35(3)/pp.272-286, 2011-09
  • How do students generalize a conjecture through proving?: The importance of boundary cases between example and counterexample
    Kotaro Komatsu
    Proceedings of the 35th Conference of the International Group for the Psychology of Mathematics Education, Vol. 3/pp.89-96, 2011-07
  • An assessment framework for students’ abilities/competencies in proving
    Chino K.; Fujita T.; Komatsu K.; Makino T.; Miyakawa T.; ...
    The 5th East Asia Regional Conference on Mathematics Education, Vol. 2/pp.416-423, 2010-08
  • Facilitating Pupils' Utilization of "Action Proof" in Mathematical Inquiry: A Case Study
    小松孝太郎
    Journal of Japan Society of Mathematical Education/93/pp.3-29, 2010-04
  • Counter-examples for refinement of conjectures and proofs in primary school mathematics
    Kotaro Komatsu
    Journal of Mathematical Behavior/29(1)/pp.1-10, 2010-03
  • A Study on Function of "Action Proof" in School Mathematics : Focusing on Discovery
    小松 孝太郎
    Journal of Japan Society of Mathematical Education/92(0)/pp.33-45, 2010-03
  • Pupils’ explaining process with manipulative objects
    Komatsu Kotaro
    Proceedings of the 33rd Conference of the International Group for the Psychology of Mathematics Education, Vol. 3/pp.393-400, 2009-07
  • What proving should be in school mathematics: Focusing on mathematical inquiry (in Japanese)
    小松孝太郎
    Bulletin of Institute of Education, University of Tsukuba/33/pp.1-14, 2009-03
  • 図形の性質に関する証明を読む力について
    小松孝太郎
    教育科学数学教育/613/pp.98-102, 2008-11
  • On the discovery function of action proofs in school mathematics (in Japanese)
    小松孝太郎
    Tsukuba Journal of Educational Study in Mathematics/27/pp.11-20, 2008-03
  • The significance of action proofs in school mathematics (in Japanese)
    小松孝太郎
    学校教育学研究紀要/1/pp.69-85, 2008-03
  • ヴィクトリア州の学校教育におけるテクノロジーの利用(1)-第11,12学年の数学カリキュラムに着目して-
    小松孝太郎; 猿渡康文
    教育科学/数学教育/602/pp.89-93, 2008-01
  • ヴィクトリア州の学校教育におけるテクノロジーの利用(2)-視察した授業の様子より-
    小松孝太郎; 猿渡康文
    教育科学/数学教育/603/pp.99-103, 2008-01
  • オーストラリア・ヴィクトリア州の高等学校数学教育
    猿渡康文 小松孝太郎
    数学的思考能力向上を目的とする生徒の日常体験を生かした教育プログラムの開発/pp.39-50, 2007-03
  • Defining the concept of action proofs in school mathematics (in Japanese)
    小松孝太郎
    Tsukuba Journal of Educational Study in Mathematics/26/pp.29-38, 2007-03
  • 複素数の歴史にみる虚数を実体化する学習:歴史的原典を利用した解釈学的営み
    小松孝太郎
    中学校・高等学校数学科教育課程開発に関する研究(10)「確かな学力」の育成と歴史文化志向の数学教育:個に応じた指導,数学史・道具/pp.153-166, 2003-03