Why can't you multiply vectors?
Freya Holmér · 9 則 HN 推薦
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Freya Holmer's Dutch Game Day 2023 talk asking why vectors can't be multiplied, building from complex numbers to a single axiom and arriving at geometric algebra, quaternions and multivectors.
HN 推薦的原因： HN treats it as the best entry point to geometric algebra and an intuitive route to understanding quaternions.
“The absolute first video to watch should be the (ironically titled) Why can't you multiply vectors?” 閱讀 HN 討論 ↗