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yi li

Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 4 years, 10 months
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  • Last seen 5 hours ago

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5 Does the Chain Rule Hold for General Derivatives? Aug 16 '20
4 inclusion map in smooth manifold Aug 20 '20
4 relation of supp of form $\omega$ and $d\omega$ Sep 16 '20
4 if continuous function $f$ is zero almost everywhere then $f = 0$ everywhere Aug 2 '20
4 open covering for compact set exist $\delta$ neighborhood covering Dec 21 '20
3 Sum of two closed sets in $\mathbb R$ is closed? Dec 12 '20
3 Comic relief probability Jan 3 '20
3 What is the meaning of “identify”, as in “$a$ is identified with $b$”? Oct 30 '19
3 A trivial map from $f:\{0\} \to \Bbb{R}^k$ is always smooth Jan 8
3 Does $\lim_n v_n(f) = v(f)$ for $v\in T_pM$ Apr 18
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