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Author:
酒井良介
GeoGebra
New Resources
standingwave
円の伸開線
フーリエ級数展開
平均変化率
standingwave-reflection
Discover Resources
二次方程式の根の意味その2
11-LSR
追跡線・伸開線・縮閉線・包絡線
四面体の移動
波紋
Discover Topics
Equilateral Triangles
Fractal Geometry
Similar Triangles
Solids or 3D Shapes
Set Theory