atan2_func (FUN)¶

FUNCTION atan2_func : LREAL

This function will return the angle \(\varphi\) (azimuth) necessary for changing Cartesian to polar coordinates.

InOut:

Scope	Name	Type	Comment
Return	atan2_func	LREAL	The angle \(\varphi \in \left(-\pi, \pi \right]\), whose sine and cosine correspond to the input values.
Input	lrSinus	LREAL	Sine of angle \(\varphi\)
	lrCosinus	LREAL	Cosine of angle \(\varphi\)