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円周角を使った相似の証明外部

Author:福地裕

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正１７角形　作図　regular 17-gon
円の伸開線
目で見る立方体の2等分
直線の軌跡
sine-wave

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松かさとアルキメデスらせん Pinecone and Archimedes Spiral
包絡線が描く双曲線
θ=sin(log(r))系
整数問題2.00
繰り上がらない二進法の和

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Conditional Probability
Special Points
General Quadrilateral
Median Value
Piecewise Functions

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