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Author:Kojiro Shojima, Ph.D.

New Resources

  • sine-wave
  • 二次曲線と離心率
  • 対数螺旋
  • 6章⑥三角柱の展開図
  • standingwave-reflection-fixed

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  • figure_HS_021
  • LOGIC
  • 二次関数(範囲片側)
  • 機械の仕組みを調べよう!!② のコピー
  • 余弦定理の証明

Discover Topics

  • Geometric Transformations
  • Natural Numbers
  • Integral Calculus
  • Linear Programming or Linear Optimization
  • Tangent Line or Tangent
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