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Mamikon's theory/楕円の周囲の接線団
Author:
Naofumi Horio
GeoGebra
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正１７角形 作図 regular 17-gon
standingwave-plus
standingwave-reflection-fixed
接点の作る円は内接円
フーリエ級数展開
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△ＡＢＣの相似三角形の重心と外心と垂心と擬似重心の軌跡は一点で交わる
一次変換
y'=2x-yと部分積分
関孝和
平面の決定
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