Conjugate of quaternions.
The conjugate of a unit quaternion inverts the rotation represented by this unit quaternion. The conjugate of a quaternion q is often denoted as q*.
- Qarray-like, shape (…, 4)
Unit quaternions to represent rotations: (w, x, y, z)
- Q_carray, shape (…, 4,)
Conjugates (w, -x, -y, -z)