ATAN
Description
Returns the arctangent of x, where x is in radians.
Syntax
ATAN(<x>)Parameters
| Parameter | Description |
|---|---|
<x> | The value for which the atan value is to be calculated |
Return Value
The atan value of parameter x.
Example
select atan(0);+-----------+
| atan(0.0) |
+-----------+
| 0 |
+-----------+select atan(2);+--------------------+
| atan(2.0) |
+--------------------+
| 1.1071487177940904 |
+--------------------+