Swapping Y and Z in quaternion
75481
Switch axes and handedness of a quaternion?
41254
Calculate Rotation Matrix to align Vector A to Vector B in 3d?
38004
Constructing the reciprocal of a segment
155417
Rotating a gyroscope's output values into an earth-relative reference frame
81520
Polar form to cartesian
80522
Quaternion rotation without Euler angles
137814
Does anyone know any resources for Quaternions for truly understanding them?
110697
How to unproject quadrilateral into rectangle?
55469
X,Y,Z missing in F3
46886
Is there an algorithm for converting quaternion rotations to Euler angle rotations?
56043
How to align rotated shape back to 0 degrees?
6749
How do I change the angle of the axis without changing the angle of the object?
115895
Unity: set y rotation messed up the object
58887
How can I rotate an object based on another's offset to it?
15339
Extract, convert, store and reuse (x,y) coordinate components
114258
Stuff which squares to $-1$ in the quaternions, thinking geometrically.
58561
Right and left inverse