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 # ArcTan2

 Last update: 17.07.2025 

Return the arctangent of y/x in the range \]-PI, PI\[.

## Interface

NameKindTypeCommentyIrealInput, Y axis  
Unit: N/AxIrealInput, X axis  
Unit: N/AvOrealAngular coordinate  
Unit: radian**Parent topic:**[Math::Trigo](../../libraries/trigo/math_trigo.md)