■追跡曲線(その28)

  b=tan(π/n)

が正しいのであるが,2b,b/2の場合を掲げる(n=3).

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[1]回転する正三角形の追跡問題(b)

−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−

[2]回転する正三角形の追跡問題(2b)

−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−

[3]回転する正三角形の追跡問題(b/2)

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