The quaternions that represent rotated 0 degree and 360 degrees about x should be the same or not.

My quaternio representing rotated 0 is (w,x,y,z) = (1.0,0.0,0.0,0.0);

and quaternion representing rotated 360 is

(w,x,y,z) = (-1.0,0.0,0.0,0.0);

Is that right?

Thanks.