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projection of x onto a1,a2,a3 in 3D

Author:tttamaki

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standingwave
正１７角形　作図　regular 17-gon 2
アステロイド
等積変形2
standingwave-reflection

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Ex_71
三角形の心の分類…Hは何かプロジェクト
単位円上のsinとcosの関係
単位円と正接曲線（tan）のコピー
直方体の容器の変形

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Rectangle
Centroid or Barycenter
Incircle or Inscribed Circle
Surface
Frequency Distribution

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