You should jump straight to geometric algebra. It's actually simple there. Quaternions and Complex Numbers are about just some not so special multivectors. Her

You should jump straight to geometric algebra. It's actually simple there. Quaternions and Complex Numbers are about just some not so special multivectors. Here are 2 45mn videos you'll not regret: https://youtu.be/htYh-Tq7ZBI?si=qi9HfU40qKcc_HNc https://youtu.be/htYh-Tq7ZBI?si=qi9HfU40qKcc_HNc https://youtu.be/60z_hpEAtD8?si=1M3dDAh7vPjx2Q8Y https://youtu.be/60z_hpEAtD8?si=1M3dDAh7vPjx2Q8Y