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S. Li's user avatar
S. Li's user avatar
S. Li's user avatar
S. Li
  • Member for 11 years, 9 months
  • Last seen more than 4 years ago
  • New York, United States
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Just a guy learning maths.

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46
Why isn't an infinite direct product of copies of $\Bbb Z$ a free module?
29
How much of an $n$-dimensional manifold can we embed into $\mathbb{R}^n$?
15
Can a sequence of functions have infinity as limit exactly at rationals?
13
Does there exist an isometry between $L^p$ and $l^p$?
13
Classify all the fields with abelian absolute Galois group