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

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11 Origin of Grothendieck universes May 16
8 $(X,d)$ is separable if and only if $X$ does not contain an uncountable closed discrete subset Jul 17 '18
7 $\mathbb{R}^n$ with countably many points removed is simply connected Oct 15 '19
7 Can a subset of $\mathbb{R}^n$ be homotopy equivalent to $S^n$? Apr 29
6 Given continuous $f:\{0,1\}^S\to[0,1]$ with S uncountable and $f(\sigma)=1$, show that $f(\tau)=1$ for some $\tau\neq\sigma$ Jul 24 '18
5 Has this topology been studied? Dec 30 '18
4 Implications between excluded middle, non-contradiction, and bivalence May 7
3 Maximal algebraic ordered field extensions of $\mathbb{Q}$ Dec 20 '19
3 Using Yoneda's Lemma to show that limits are unique Jan 4
3 Surjective homomorphism from a faithfully flat module to a regular local ring. Mar 14 '19
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