This commit is contained in:
sloop
2016-07-31 07:23:01 +08:00
committed by GitHub
parent c6cb7e51f8
commit ebed4ed7c6

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@@ -224,6 +224,9 @@ y_0\\\\
\\right ]
$$)
图例:
![](http://ww3.sinaimg.cn/large/005Xtdi2jw1f6cqdu6olfj308c0dwdgi.jpg)
### 3.旋转