>>16730515
https://golem.ph.utexas.edu/category/2020/07/octonions_and_the_standard_mod.html
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Of course, these days kids are discouraged from adding scalars and vectors, but if you use quaternions it’s okay. Here’s how you multiply quaternions...

Than you must see the importance in the distinction between em with the heaviside telegraph equations vs the clifford algebras and how this branches into modern physics