• Title/Summary/Keyword: Unconstructibility problem

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Development of Learning Materials on Constructibility of Roots of Cubic Polynomials (삼차방정식 해의 작도(불)가능성에 대한 학습 자료 개발)

  • Shin, Hyunyong;Han, Inki
    • Communications of Mathematical Education
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    • v.30 no.4
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    • pp.469-497
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    • 2016
  • In this research, we develop a systematic learning the materials on constructibility of cubic roots. We propose two sets of materials: one is based on concepts of field, vector space, minimal polynomial in abstract algebra, another based on properties of cubic roots in elementary algebra. We assess the validity, applicability, defects and merits of developed materials through prospective teachers, in-service teachers, and professionals. It could be expected that materials be used for advanced secondary students, mathematics majoring college students and mathematics teachers. Furthermore, we may expect the materials be useful for understanding and solving the (un)constructibility problems.