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体5_190_rd3

Author:Takayuki Kamei

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正１７角形　作図　regular 17-gon
sine-wave
standingwave-reflection
standingwave-plus
フーリエ級数展開

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直線と点で作る放物線
回転移動
M_ka2012_149
円と楕円の面積（区分求積による）のコピー
フェルマー点の作る外接正三角形の中心の軌跡

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Sphere
Trigonometry
Parametric Curves
Rotation
Functions

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