Diff of Bézier

• The added line is THIS COLOR.
• The deleted line is THIS COLOR.
• Go to Bézier.

[[Curve]]

- [[Spline]]

- https://en.wikipedia.org/wiki/B%C3%A9zier_curve

- 【Unity】ベジェ曲線を学び、実装する
--  http://setchi.hatenablog.com/entry/2017/04/08/191455

- 幾何学的性質
-- http://opentype.jp/fontguide_doc3.htm