Skip to main content

ATAN

A function that returns the angle, in radians, whose tangent is a specified float expression. This is also called arctangent.

Syntax

ATAN ( float_expression )

Arguments

float_expression
An expression of either type float or of a type that implicitly convert to float.

Return Type

Returns values of type FLOAT64.

Examples

Examples in this section use the example blockchain.

This example shows the results of using the ASIN function.

SELECT ATAN(real) FROM example;

Response:

ATAN(real) [FLOAT64]
NULL
0
0.7853981633974483
1.1071487177940904