As of May 31, 2023, we have updated our Code of Conduct.
MathOverflow
Jing Zhang's user avatar
Jing Zhang's user avatar
Jing Zhang's user avatar
Jing Zhang
  • Member for 11 years
  • Last seen more than 2 years ago
  • Singapore
Profile Activity
Stats
3,088
reputation
68k
reached
25
answers
32
questions
Communities
About

[Blank!]

Badges
View all badges
1
gold badge
16
silver badges
14
bronze badges
Top tags
View all tags
78
Score
41
Posts
72
Posts %
49
Score
35
Posts
61
Posts %
34
Score
20
Posts
35
Posts %
28
Score
17
Posts
30
Posts %
13
Score
8
Posts
14
Posts %
12
Score
6
Posts
11
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
question
11
Borel sets preserved under open maps?
Sep 11, 2012
question
10
Martin's Maximum implies stationary/club Chang's conjecture?
Mar 2, 2021
question
9
Cohesive sets with degree below some non-high 1-generic degrees?
Feb 7, 2013
question
9
Cohesive set with degree below non-high Martin-Löf random reals
Aug 21, 2013
question
9
Countable support iteration of proper forcings and the tree property
Feb 15, 2018
answer
9
What are your favorite instructional counterexamples?
Feb 4, 2015
answer
8
Countable support product of Sacks forcings and selective ultrafilters
Sep 4, 2018
question
8
Idea behind the proof of consistency of club filter of $\omega_1$ is ultrafilter + ZF + DC
Oct 10, 2015
question
8
Counter-example that "almost preserving" is not preserved under countable support iteration
Sep 27, 2016
question
8
Ultrafilters preserved by $\mathbb{P}$ but not by products?
Oct 12, 2016
Top network posts
View all network posts
14
A consequence of zero sharp (successor cardinals having countable cofinality)
10
Existence of $\{\omega, \omega+1,...\}$ via the axiom of replacement
10
An exercise in Fine Structure of constructible universe concerning projectum patterns
9
An informal description of forcing.
7
Galois group of irreducible polynomial in a field of characteristic zero in which every element is a perfect square

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.