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正四面体の内接球

Author:中村　東

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standingwave-reflection-free
アステロイド
sine-wave
目で見る立方体の2等分
平均変化率

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P93研究　例１
体5_168_rd2
動点P,Qと面積
四角形の極線（楕円の外接四角形）
下に凸定義域が動く場合

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Limits
Quadratic Equations
Cone
Variance
Multiplication

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