atan2( y, x )
x
,y
)
to polar (r
,theta
).
This method computes the phase
theta
by computing an arc tangent
of y/x
in the range of -pi to pi.
y
(floating point)x
(floating point)theta
component (radians) of the point
(r
,theta
)
in polar coordinates that corresponds to the point
(x
,y
) in Cartesian coordinates.double atan2(double, double)