ATAN in Teradata

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  3. ATAN
ATAN returns the arctangent of an argument and it is the extension to ANSI SQL-99.

Syntax:

SELECT ATAN(float)


The returned angle is in the range -π/2 to π/2 radians, inclusive.

Example:
 SEL ATAN(3) 

Result: 1.24904577239825E


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