Recently Active Questions
1,909 questions
8
votes
1
answer
316
views
Should there be a banner with some basic info about MO in the right sidebar?
A recent discussion about customizing the "Draft your question" panel reminded me of an older one here: Feature request: add short "about MathOverflow" section to the front page.
...
- 4,713
19
votes
1
answer
837
views
Using mathoverflow as a blog
In the past, I’ve seen instances where a user has been accused of ‘using mathoverflow as a blog’; the specific criteria for when this accusation is leveled vary, but generally the following are ...
- 20.2k
4
votes
1
answer
251
views
A MathJax/LaTeX question
In This question, the following appears:
$$[0,2] \times \left[0,4-\sqrt{3}\right] \times \left[0,4-\sqrt{3}\right] \times \mathop{\Large\times}_{i=1}^{k-3}[0,2]$$
Thinking that that last $\times$ ...
- 47.8k
7
votes
2
answers
143
views
Is there a way to download all your contributions?
Suppose I want to download all my questions and answers, e.g., as separate latex files. Is there a way to do this automatically? For example, this can be done on Facebook and on Google. There are many ...
- 4,713
13
votes
2
answers
769
views
Is there a way to measure the effectiveness of MO?
One way to measure the effectiveness of MO is to track how often it leads to publishable research. That angle has been discussed before.
I'm wondering if there are other metrics that can be used to ...
- 4,713
2
votes
1
answer
126
views
Is there a way to see the up/down vote spread on all questions asked by a given user?
When you as a user get some sufficiently high reputation, you can see the up/down vote spread of any question/answer. Now suppose there's some user, X, you're interested in. On their page you can sort ...
- 4,713
4
votes
0
answers
87
views
Blocking things from feed
Is it possible to block certain users or tags from appearing on one’s personal feed?
- 18.7k
9
votes
0
answers
217
views
2023: a year in moderation
It’s that time of the year again! As we wave goodbye to last year and welcome the new one, we have a tradition of sharing moderation stats for the preceding calendar year.
As most of you here might be ...
- 101
2
votes
1
answer
64
views
MathJax ignores a `\tag` in an `{equation}` containing a `{split}`
The following snippet, when compiled as part of a LaTeX document with appropriate packages loaded, would produce a numbered (well, \tagged) equation:
...
- 101
4
votes
2
answers
237
views
How often are questions "successfully" migrated to MSE?
I rarely use MSE and so I don't have a good feel for what it's like overall. I was slightly surprised by a recent comment by Christian Remling which characterizes MSE as a "homework factory with ...
- 4,713
5
votes
2
answers
146
views
In the MathOverflow data, can you determine the number of hours you've spent on MathOverflow?
In your profile, you can find a list of all your questions, answers, and comments, and also how many total days you've been logged into MathOverflow. Is there also a way to determine the total number ...
- 101
2
votes
0
answers
72
views
Should community wiki answers be eligible for bounties?
I posted an answer to this question Kepler conjecture: Are there only two most efficient packings or could there be more than two? summarizing various points made in the comments into a coherent ...
- 24.2k
1
vote
1
answer
181
views
Why isn't "Nobody has answered" on the multiple-choice list of reasons for a bounty?
When one is asked "Why are you starting this bounty?" the multiple-choice list of answers does not include "Nobody has answered the question." Choosing the answer that says it has ...
- 20.2k
8
votes
3
answers
911
views
Feature: Making the MO-guidelines visible while editing questions?
I noticed that some of the MO questions that get closed are clear-cut going against the MO-guidelines eg. "here is the link to my new result" or "here is the jpg file of my homework ...
- 128k
5
votes
3
answers
656
views
Creating theories-of-arithmetic logic tag
It seems to me that a tag for "arithmetic logic" is missing while it concerns a significant number ($\sim 500?$) of questions, which currently have no common tag other than the very broad lo....
- 4,713
1
vote
1
answer
437
views
Procedure for requesting a complete removal from MathOverflow
With any online community, as the users and the company owning the domain change, it is inevitable that some users will want to exit the community. For example, many Facebook users deleted their ...
- 30.3k
26
votes
2
answers
1k
views
Policy toward GPT-generated conjectures?
The recent MO post, A number theoretic conjecture by Chat GPT, posed a conjecture that was generated by ChatGPT. In my opinion, it was not a particularly interesting conjecture. For me at least, the ...
- 82.7k
8
votes
0
answers
79
views
Dialog for closure misleading when question has been closed and re-opened
I noticed, when clicking "close" on this question: Breakthroughs in mathematics in 2023, that when a question has been closed and re-opened, and you voted to close it previously, the dialog ...
- 24.2k
12
votes
3
answers
539
views
Request for improvements to the citation bibtex format
According to my bibtex files, I have made citations in my various published articles to 71 different posts on MathOverflow, both questions and answers, often multiple times in different articles, when ...
- 12.9k
0
votes
0
answers
232
views
Is asking for the status of Vandiver's conjecture suitable for MO?
I wonder what the current status of Vandiver's conjecture in number theory is? An internet search revealed the paper "Vandiver's conjecture via K-theory" by Alexander Stolin from 2020 on the ...
- 4,713
6
votes
1
answer
3k
views
Hyperlink in a comment?
How do I add a link to an external published article in a comment? I don't see the edit frame with the link button. What is the syntax I can use? (I did search Meta but did not see ...!)
1
vote
0
answers
214
views
Should this question be reopened
Given the comments, should this question be reopened Is |A| < |B| possible if A->B is surjective?
With a negative score, no answers and closed it will be automatically deleted, losing the ...
- 4,713
18
votes
3
answers
1k
views
Comment template for questions more appropriate for MSE
I think it would be nice to have a comment template that everyone could use when a (new) user asks a question on the site which is clearly more appropriate for MSE. Here's what I've been using today:
...
- 4,713
1
vote
1
answer
140
views
Undelete a post
Is there any possibility of undeleting a post? I know it was closed years ago as not MO level. So maybe it could be undeleted and then moved to MSE? Just because it hosts a discussion which is ...
- 12.9k
3
votes
0
answers
45
views
Question titles do not auto-expand if URL contains non-ASCII characters?
Consider two versions of What is the modulus of continuity of this function that is continuous, increasing and bounded but nowhere locally Hölder?. Notice that, in the first version, the linked ...
- 12.9k
3
votes
1
answer
219
views
Should we be more polite when closing non-research-level questions?
We get many questions from students (usually in high school, or less-advanced undergrads) that are clearly off-topic since they’re well below research-level. Mods and high-rep users are generally ...
- 21.3k
5
votes
1
answer
135
views
Editor is not rendering the equations correctly
I haven't asked a question on Mathoverflow or Mathstackexchange but after while I decided to do so I have realized that the editor has got significantly worse. First of all it is significantly slower ...
CommunityBot
- 1
7
votes
2
answers
611
views
What to do if an answer was subjected to a minor formatting-only edit?
Recently an answer of mine (https://mathoverflow.net/a/20820/402) was edited (or rather, a suggested edit was approved by two other users).
The edit consisted exclusively of minor formatting changes, ...
- 4,713
17
votes
4
answers
1k
views
Opting out of reputation
[Disclaimer. I'm making this feature request not because I want it nor because I think it's a good idea, but because I heard it so often that there is need to discuss it. Please don't shoot the ...
CommunityBot
- 1
1
vote
0
answers
175
views
Why is it taking so much longer than it used to for MathJax to get rendered?
These last few days when I click on a posting it sometimes takes more than a minute or even two, for MathJax to get rendered. It used to be a couple of seconds.
Is anything being done to correct this?
- 4,713
5
votes
1
answer
122
views
Getting list of users ordered by date joined
Back in the old days before we moved to the current stackexchange platform, you could list users sorted by their user number. Is it still possible to get such a list? I'm trying to remember an old-...
- 4,713
1
vote
1
answer
476
views
What about talking about life? How to work, manage, organize, and so forth?
My question comes from a general an recurrent observation on MO (and more generally in the real academic life):
doing research (in mathematics) is a whole ecosystem, full of different tasks and ...
CommunityBot
- 1
15
votes
1
answer
329
views
affiliation or association (in the wording of the promotion help page)
There is a little discussion in the comments of a recent MO question on the meaning of the word "affiliation" in our promotion help page. If you promote one of your own publications in a ...
- 20.2k
8
votes
2
answers
412
views
Providing a way to sort one's favorites by "date added"?
It is nice to have so many ways of filtering and sorting the thousands of threads in MO. So there I go, and my list of favorites becomes longer and longer. Most often I obviously add rather recent ...
- 4,713
1
vote
0
answers
128
views
On documents found over the internet and sites that make them available
Yesterday on MO I saw this question and gave this answer by posting a link I found by googling (more precisely, I used DuckDuckGo). The sought for paper is from a series of preprints issued by the ...
- 6,377
17
votes
2
answers
794
views
Does anyone remember seeing this answer/comment? (A famous result known earlier than believed)
I remember seeing the following interesting exchange recently on MathOverflow:
someone asked a question about something,
another person ($X$) answered (or commented) that the answer is such-or-such ...
4
votes
1
answer
200
views
Why does revision 5 of MO120096 look empty?
I recently came across Andrea Mori's question Explicit Casselman theory: reference needed. The comments 1 2 make reference to matrices rendering poorly, and then being fixed, and I was curious what ...
- 4,713
0
votes
3
answers
288
views
How long are the lines?
I know that probably my place would be in a mental institution, but I'm a stickler about formatting my questions nicely.
For example, I like to start each sentence in a new line, and I don't like if a ...
- 12.9k
68
votes
7
answers
8k
views
At what point should MO recognise it needs to leave Stack Exchange Inc?
Edit Please note this is not me posting with my moderator hat on (I've signed the letter), and I didn't discuss this with the mod team before posting this. It's not within shouting distance of being ...
- 35.5k
2
votes
0
answers
234
views
Undelete request, question 455497 [duplicate]
I'm asking if question 455497 could be undeleted. It was about multiplicative persistence. Even if the question itself was not that well-prepared, it was a valid question about research (at some level ...
- 4,219
4
votes
1
answer
278
views
Mystery popup window
Last week or so, when I get into an SE site (MO in particular), a popup window appears in the lower left corner for few milliseconds. Some kind of clickable button there, with not enough time for me ...
- 18.4k
8
votes
0
answers
733
views
Is this an AI bot? Can't tell if answer is from a real person
This question of Baez is getting a string of strange answers. I can't tell if the author is a mathematician, but their answers don't make much sense to me.
Which finite abelian groups aren't ...
- 44.4k
0
votes
2
answers
183
views
How is it possible to format a right-aligned sequence that has single and double digits so that the alignment is correct?
I have this MathJax sequence that I want to format properly in MathOverflow:
$$S_m =
\begin{cases}
\begin{aligned}
1, \quad\text{for m=1}\\
12, \quad\text{for m=2}\\
123, \quad\text{for m= 3}\\
...
- 61.9k
6
votes
1
answer
115
views
Account merging
I have an issue with account merging form in the help center. The 'Your other profile link' does not accept any link to the second my account.
Picture 1: Completed help form
Picture 2: Outcome of ...
- 101
5
votes
0
answers
135
views
Is there a way to recover old account without email?
I would like to recover my account
https://mathoverflow.net/users/2029/andrey-gogolev
I don't seem to remember the email associated to it. Even if I did I probably don't have that email address ...
3
votes
0
answers
223
views
What happened to my MathOverflow account?
I posted this question from my account two days ago. Now suddenly, I saw I don't have an account any longer. I tried to log in and Overflow created a new account. Can someone please shed some light on ...
0
votes
0
answers
144
views
Should the dots used in lambda-calculus notation be typographically treated the way binary relation and binary operation symbols are?
Within this question we find the notation $\lambda f . \lambda g . \lambda x.f(g\ x)$, and that causes me to wonder about a point of LaTeX and MathJax usage.
The code ...
12
votes
1
answer
293
views
How to recommend that a question is better suited for another SE site that isn't listed in the close reasons?
Today I found MO questions where commenters recommended that Proof Assistants or History of Science and Mathematics would be preferable to MO. Other better placements I remember include Mathematica, ...
- 4,713
0
votes
0
answers
213
views
May I Offer Money to People Who Answer My Question on MathOverflow?
Erdos and others have offered prize money to people who answered their questions.
May I offer money to people who answer my questions on MathOverFlow?
- 1,644
23
votes
1
answer
568
views
Drive-By Deletion of Answer to Own Question by Moderator
I'm a bit confused by some moderator action. I posted a question asking for a direct proof of a certain fact. A superb answer was provided by Jochen Glueck. (Thanks again!)
I came across another proof ...
Stefan KohlMod
- 19.6k