Juergen E. Fischer c6a4bb86aa context_help/function_help:
- remove en_US postfix
- remove translated files (translation were moved to ts files earlier)
- remove unused jQuery (python help doesn't use it anymore)
- change expression label in QgsQueryBuilder and add context help (partly fixes
  #8129)
2013-06-21 23:59:40 +02:00

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<h3>atan() function</h3>
Returns arcustanget of a value in radians.
<p><h4>Syntax</h4>
atan(<i>real</i>)</p>
<p><h4>Arguments</h4>
<i>real</i> &rarr; tan of an angle.</p>
<p><h4>Example</h4>
atan(0.5) &rarr; 0.463647609000806</p>