ATAN

Syntax

ATAN( number )

Description

Returns the arctangent of number in radians.

Argument types:

  • numberFractional number | Integer

Return type: Fractional number

Example

[n] ATAN([n])
-1.00 -0.79
-0.87 -0.71
-0.71 -0.62
-0.50 -0.46
0.00 0.00
0.50 0.46
0.71 0.62
0.87 0.71
1.00 0.79

Data source support

ClickHouse 19.13, Microsoft SQL Server 2017 (14.0), MySQL 5.6, PostgreSQL 9.3.

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