Hello everyone, our professor wanted us to find the vector chain rule proof and i found one here:(adsbygoogle = window.adsbygoogle || []).push({});

http://web.mit.edu/wwmath/vectorc/scalar/chain.html

But it makes no sense to me, where are the limits?

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# Homework Help: I found a proof for the vector chain rule, but it makese no sense to me!

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