Not all vector spaces are manifolds (in fact most aren't), and you don't need ch... | Hacker News

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		4ad on June 26, 2018 \| parent \| context \| favorite \| on: I realized that derivatives are linear Not all vector spaces are manifolds (in fact most aren't), and you don't need charts to define differential operators (just see functional analysis).

chombier on June 26, 2018 [–]

I most definitely agree with you, however this brings us even further away from the author's setting.

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