From 5ec4d2bdcad8fd9eb590303e7bcc6fd4a821062b Mon Sep 17 00:00:00 2001
From: Shine wOng <1551885@tongji.edu.cn>
Date: Fri, 14 Jun 2019 10:58:34 +0800
Subject: [PATCH] Correct Some errors.

---
 thu_dsa/chp7/AVL.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/thu_dsa/chp7/AVL.md b/thu_dsa/chp7/AVL.md
index 8a0259c..a6986b9 100644
--- a/thu_dsa/chp7/AVL.md
+++ b/thu_dsa/chp7/AVL.md
@@ -32,7 +32,7 @@ Conclusion on AVL
 
 AVL数是引入了一个平衡因子(Balance Factor)的概念，所谓平衡因子，即左右子树高度之差：
 $$
-Balance_Factor(v) = height(v.leftChild) - height(v.rightChild)
+BalanceFactor(v) = height(v.leftChild) - height(v.rightChild)
 $$
 而AVL的定义是，任何结点的平衡因子的绝对值不超过1。