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  1. Real world uses of Quaternions? - Mathematics Stack Exchange

    Quaternions are a way of specifying a rotation through a axis and the cosine of half the angle. They main advantage is I can pick any two quaternions and smoothly interpolate between …

  2. linear algebra - How can one intuitively think about quaternions ...

    Oct 19, 2010 · After a couple awesome moments of understanding, I understood it for imaginary numbers, but I'm still having trouble extending the thoughts to quaternions. How can someone …

  3. Understanding quaternions - Mathematics Stack Exchange

    May 27, 2020 · How many questions about understanding quaternions have you read on the site? This is something that people are constantly asking about, so there is plenty of material. If …

  4. ring theory - Why are the only associative division algebras over …

    Why are the only (associative) division algebras over the real numbers the real numbers, the complex numbers, and the quaternions? Here a division algebra is an associative algebra …

  5. quaternions - Rotating a 4 dimensional point? - Mathematics …

    I'm trying to rotate a 4 dimensional point (w,x,y,z). So far I've been rotating around planes (wx,xy,yz,zw,wy, and xy), but the order in which I do these rotations changes the results and …

  6. Quaternions: why does ijk = -1 and ij=k and -ji=k

    I think the geometric algebra interpretation of complex numbers and quaternions is the best, since it reveals more directly the fact that the "imaginary numbers" can be seen as encodings of …

  7. Super confused by SQUAD algorithm for quaternion interpolation

    Feb 14, 2018 · The demo generates 10 random unit quaternions and then interpolates between them indefinitely. It shows 12 WebGL canvas instances, 2 per algorithm. The top canvas …

  8. Quaternion distance - Mathematics Stack Exchange

    Dec 10, 2011 · I am using quaternions to represent orientation as a rotational offset from a global coordinate frame. Is it correct in thinking that quaternion distance gives a metric that defines …

  9. Using Quaternion Coefficients to transform a vector from one …

    Apr 5, 2021 · I have found a useful, sufficiently clear document on the subject: quaternion-tutorial.pdf This source has provided everything I needed. To summarize the solution, for an …

  10. difference between 2 quaternions - Mathematics Stack Exchange

    Mar 1, 2016 · Your terminology and symbolism are confusing. "Hamilton product" refers to the product of quaternions, and while vectors can be considered quaternions with 0 scalar part, …