If you haven't heard of 3 Blue 1 Brown, congrats[0] because you are in for a treat. He is simply one of the best intuitive math video creators in the game right now. I can't even a good intro, just find something interesting or something you're confused about and enjoy[1]
If interested in animation and Julia you might wanna have a look at: https://github.com/Wikunia/Javis.jl
We are currently working on v0.3 with a cleaner syntax. Coming in about a week
I just started watching the intro to linear algebra course this morning, so this is quite the coincidence! I'm really appreciating how visual the explanations are, I find it much easier to reason about these things geometrically.
[0]: https://xkcd.com/1053/ [1]: https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw