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description
Computes the Arctangent (inverse tangent) of a value.

ATAN

Syntax

ATAN(inputValue FLOAT) → FLOAT

  • inputValue: Floating-point input value, in the range (negative-infinity:positive-infinity)

Examples

{% code title="ATAN example" %}

SELECT ATAN(0)
-- 0.0

{% endcode %}

{% code title="ATAN example" %}

SELECT ATAN(1)
-- 0.7853981633974483

{% endcode %}

{% code title="ATAN example" %}

SELECT ATAN(-1)
-- -0.7853981633974483

{% endcode %}

{% code title="ATAN example" %}

SELECT ATAN(19564.7)
-- 1.5707452143321894

{% endcode %}

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