ATAN
Computes the Arctangent (inverse tangent) of a value.
Syntax
ATAN(inputValue FLOAT) → FLOAT
inputValue: Floating-point input value, in the range (negative-infinity:positive-infinity)
Examples
SELECT ATAN(0)
-- 0.0
SELECT ATAN(1)
-- 0.7853981633974483
SELECT ATAN(-1)
-- -0.7853981633974483
SELECT ATAN(19564.7)
-- 1.5707452143321894
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