Expand description
Normalize angle into range 0-2 pi
Arguments: angle = double (Given) angle in radians Returned Value: Angle expressed in the range 0-2 pi Description: Normalize angle into range 0-2 pi. Notes:
- Uses eraAnp(). See SOFA/ERFA documentation for details.
Original: https://github.com/Starlink/pal/blob/7af65f05fcd33fd7362c586eae7e98972cb03f29/palOne2One.c#L766