From 980dee303c77df0d70a5f6f907ea3cc461c0330b Mon Sep 17 00:00:00 2001 From: yanxun827 Date: Sat, 10 Mar 2018 18:49:13 +0000 Subject: [PATCH] Correct number of points --- 3-animation/1-bezier-curve/article.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/3-animation/1-bezier-curve/article.md b/3-animation/1-bezier-curve/article.md index 0d416257..8d52115e 100644 --- a/3-animation/1-bezier-curve/article.md +++ b/3-animation/1-bezier-curve/article.md @@ -26,7 +26,7 @@ If you look closely at these curves, you can immediately notice: 1. **Points are not always on curve.** That's perfectly normal, later we'll see how the curve is built. 2. **The curve order equals the number of points minus one**. -For two points we have a linear curve (that's a straight line), for three points -- quadratic curve (parabolic), for three points -- cubic curve. +For two points we have a linear curve (that's a straight line), for three points -- quadratic curve (parabolic), for four points -- cubic curve. 3. **A curve is always inside the [convex hull](https://en.wikipedia.org/wiki/Convex_hull) of control points:** ![](bezier4-e.png) ![](bezier3-e.png)