* 回転方向

[FIG(short list)[ [3] 
- [[時計回り]]
- [[反時計回り]]
]FIG]

* 応用

[4] [[回転 (書字方向)]]

[5] [[文字の名前]]

[1] [CITE@ja[回転 (数学) - Wikipedia]]
([TIME[2016-10-26 06:15:10 +09:00]])
<https://ja.wikipedia.org/wiki/%E5%9B%9E%E8%BB%A2_(%E6%95%B0%E5%AD%A6)>

[2] [CITE@en[DeviceOrientation Event Specification]]
([TIME[2016-08-19 00:30:43 +09:00]])
<https://w3c.github.io/deviceorientation/spec-source-orientation.html>

* メモ