pub fn directed_angle2<S>(
center: Point2D<S, UnknownUnit>,
a: Point2D<S, UnknownUnit>,
b: Point2D<S, UnknownUnit>,
) -> Swhere
S: Scalar,
pub fn directed_angle2<S>(
center: Point2D<S, UnknownUnit>,
a: Point2D<S, UnknownUnit>,
b: Point2D<S, UnknownUnit>,
) -> Swhere
S: Scalar,