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Clement Yung's user avatar
Clement Yung's user avatar
Clement Yung's user avatar
Clement Yung
  • Member for 6 years, 7 months
  • Last seen this week
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About

Pure mathematics graduate student hoping to enter academia. My research interests are set theory and Ramsey theory.

I completed most exercises in Jech's Set Theory from Chapter 1 to Chapter 24, and the suggested solutions can be found on my website. Usual disclaimers apply.

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Top posts

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18
Theorems in set theory that use computability theory tools, and vice versa
Apr 18, 2023
16
Is "There exists an unbounded non-measurable set but no bounded non-measurable set" consistent with $\mathsf{ZF}$?
May 18, 2021
15
Can ($X^I$, product topology) and ($X^I$, box topology) be homeomorphic for some nontrivial $X$ and infinite $I$?
Oct 2, 2022
12
Cardinal characteristics and $\mathfrak{c} < \aleph_\omega$
Dec 14, 2024
11
Existence of limit intersection in an $\omega_1$-chain of almost decreasing subsets of $\omega$
Mar 3
9
Why is choice needed in Ellis' Lemma?
Feb 28, 2022
8
Forcing axiom for Mathias forcing
Oct 27, 2024
8
Is $\operatorname{non}(\mathcal{M}) < \mathfrak{a}$ consistent?
Nov 23, 2024
8
Almost disjoint family of vector subspaces
Feb 10, 2025
8
Forcing with strong binary trees
Apr 6

Top network posts

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16
Proving that $f'(x)\le f(x), \forall x\in \mathbb{R}$
11
Can every functional equation be solved or proved unsolvable?
9
Let $a$ and $b$ be elements of odd order in a finite group. Show that $a^2$ and $b^2$ commute if and only if $a$ and $b$ commute.
9
$\int_0^1f(x) dx =0$, $\int_0^1xf(x) dx =0$. How to show that f has at least two zeros?
8
How long would it take for me to get all the items in Bongo Cat?