All Questions
1,819
questions
0
votes
1
answer
67
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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 ...
- 1,406
-1
votes
0
answers
82
views
About the reasons for deletion of a specific question
This post is intended to solicit feedback from the community on a post made on the Math Overflow site. The link to the publication is the following:
https://mathoverflow.net/questions/458514/an-...
- 1
4
votes
3
answers
420
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 ...
- 218k
-1
votes
0
answers
120
views
Reopening request for question on terminology [duplicate]
An edit to explain that the question asks for a reference was included, and the tag reference was added.
Notice that the duplicate claim does not hold up to scrutiny.
So please reopen the question &...
- 3,146
1
vote
0
answers
149
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?
- 11.2k
-7
votes
0
answers
198
views
Is verbal expression of objections to a posting impossible?
I confess to being mystified as to why some users (three of them, so far) have down-voted this posting. This does not seem to be explained by the vulgarity of manner that is not infrequently seen in ...
- 11.2k
3
votes
1
answer
96
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-...
- 42.4k
-2
votes
0
answers
220
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Is there a policy or consensus about corrections in punctuation or in MathJax usage?
$$\gcd(N/q^\alpha,\sigma(N/q^\alpha)) = \begin{cases} \dfrac{N}{q^\alpha \sigma(q^\alpha)}, & \alpha \equiv 0 \pmod 2 \\[8pt] \dfrac{2N}{q^\alpha \sigma(q^\alpha)}, & \alpha \equiv 1 \pmod 2 \...
- 11.2k
1
vote
0
answers
110
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 ...
- 5,498
15
votes
1
answer
311
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 ...
- 172k
3
votes
1
answer
185
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 ...
- 10.6k
7
votes
0
answers
240
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 ...
- 3,808
0
votes
3
answers
253
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 ...
- 18.6k
2
votes
0
answers
230
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 ...
- 3,539
7
votes
0
answers
714
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 ...
- 42.3k
17
votes
2
answers
753
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 ...
- 28.2k
4
votes
1
answer
120
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 ...
- 5,781
0
votes
2
answers
104
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}\\
...
5
votes
0
answers
123
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
206
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
110
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 ...
- 11.2k
0
votes
0
answers
198
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?
- 1,250
5
votes
1
answer
104
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 ...
23
votes
1
answer
548
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 ...
- 165
12
votes
1
answer
281
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, ...
- 4,054
1
vote
0
answers
114
views
There is no any answer box for this post
I would like to add an answer to this question but there is no any answer box for this question.
What is the reason?
Nonequivalent definitions in Mathematics
- 270
-7
votes
1
answer
204
views
Is asking to verify my P=NP proof appropriate?
Is providing link to my (8 pages) proof of P=NP and asking to check my proof appropriate for a MathOverflow question?
The proof is on professional mathematician level (uses advanced logics) and does ...
- 739
0
votes
0
answers
111
views
Is deleting posts a good practice?
In principle, MO posts can be cited in papers; on the other hand, MO posts get deleted sometimes. There is a risk, then, of referring a MO post which no longer exists. Is deleting posts a good ...
6
votes
0
answers
216
views
FirefoxCP Isolated Web Content CPU overdrive
Just recently, MathOverflow has started to cause Firefox to use massive CPU resources, at least on my machine. In particular, I'm on a Macbook Pro 2.3 GHz 8-Core Intel Core i9 running Ventura 13.4.1 ...
- 9,351
37
votes
0
answers
1k
views
Moderation strike update 6 and last : back to work
As you probably were aware, since early June moderators around the whole SE network have been striking, including at MathOverflow. We appreciate your patience through this time, and there has been a ...
- 33.1k
33
votes
0
answers
580
views
Moderation strike update 5 : the results of negotiations
The negotiations over the strike have ended with agreement addressing all the issues raised by the striking moderators. The post on meta.StackExchange was vetted and agreed to by both sets of ...
- 33.1k
4
votes
1
answer
300
views
Posting a technical/narrow open question on mathoverflow?
I am a bit confused on our policy for open-problems. Are we allowed to post a technical/narrow conjecture/open problem on MO?
For example, here is a type of a beautiful question that I have in mind ...
- 3,808
0
votes
1
answer
116
views
Are questions about mathematical writing acceptable on the main site?
I have a question concerning mathematical writing, a draft of which is posted below if you are interested. The question I wish to ask on Meta however is about whether questions concerning mathematical ...
- 24.8k
1
vote
0
answers
44
views
Transferring a misplaced question after it has a positively received answer
I recently goof'd and forgot that hsm.stackexchange exists, and posted a history of mathematics question here.
This was kindly pointed out to me by a user here, but the question already had a ...
- 8,878
2
votes
2
answers
182
views
Writing personal notes on specific questions
It would be nice to be able to add non-public notes for oneself on interesting questions on MO (of which there are very many), for later remembrance and further thinking on it. These notes can remain ...
- 1,742
13
votes
2
answers
363
views
The tag (elementary-number-theory) - yes or no?
The tag elementary-number-theory was created and removed a few times in the past. And recently it was created again - it is still listed among the new tags.
Should there be a separate tag for ...
- 4,588
-4
votes
1
answer
377
views
Should Mathoverflow take a stand against AI?
I am a mathematician with a PhD from 2016 and a long-term user of this website, though I've not been active of late.
I am wondering, should Mathoverflow take a stand against Stackexchange for their ...
- 1,833
33
votes
0
answers
631
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Moderation strike update 4
This update is to point to two posts by the company on the platform-wide meta site, Meta Stack Exchange.
The post (Historical) Policy on the use of GPT Generators is a copy of the private policy on ...
- 33.1k
2
votes
1
answer
113
views
Why would an equation render on preview and in an external TeX compiler, but not in post?
I know the general phenomenon is that rendering of previews differs from rendering of posts, but, presumably, the goal is to minimise unnecessary discrepancies—and that, in particular, non-esoteric ...
- 10.6k
17
votes
0
answers
871
views
"In the past one and half years, Stack Overflow has lost 50% of its traffic."
In a tweet by Mahesh Sathiamoorthy, I saw a chart showing a substantial recent drop:
Two questions: (1) Is this accurate? (2) What does the analogous chart for MathOverflow show?
(I can't remember ...
- 148k
29
votes
0
answers
506
views
Moderation strike update 3
There was a lull in the negotiations, for various innocuous reasons that are not relevant. But on 20th July 2023, the following update was posted to Discord by negotiator Mithical, and reposted at the ...
- 33.1k
3
votes
1
answer
124
views
Why does a table work on preview but not on post?
In waterstreamer's recent post, they used a table to present the possible Jordan normal forms of a $3\times3$ matrix. As they comment, and I checked, the table looks just fine on preview, but ...
- 10.6k
2
votes
0
answers
53
views
How do backticks, escaped backticks, and math mode interact, in posts and comments?
I know I can escape backticks, like `.
I though I could escape backticks within backticks, as I did in a comment, but it's not working here: a\b`. See a comment ...
- 10.6k
7
votes
0
answers
376
views
Will the closure of Gfycat affect MO?
Gfycat is a hosting service for (animated) GIF files, which will close on September 1st, 2023. Since some MO users might have included GIF files hosted on Gfycat in their posts, does the service's ...
- 5,105
5
votes
2
answers
186
views
Why do `* *`s and `** **`s stop being recognised at some point, and how can I fix the resulting inadvertent vandalism?
I recently submitted an edit to Another notion of exactness: how to refine it, and where does it fit? to replace hand-rolled commutative diagrams with AMScds, since ...
- 10.6k
40
votes
0
answers
1k
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Moderation strike update 2
There has been movement at the station. Reposting an update on how the negotiations are going from this answer on meta.StackExchange, which also gives details on other updates over the past fortnight.
...
- 33.1k
2
votes
1
answer
110
views
Writing a bar on top of a number
I want to write a question in which I have a bar on top of a number or letter to represent a recurring digit. however, I can't find any options to write the particular digit, even when I search the ...
2
votes
1
answer
100
views
Custom filter is stuck on
I had a custom filter for questions in tag co.combinatorics with no answer. It seems to be "stuck" in the sense that if I go to the "generic" page for that tag, https://...
- 6,181
2
votes
1
answer
344
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How can I improve my posts to attract responses?
This is a follow up to this post:
I haven’t received a response from either this or this post, since, according to @Asaf Karigila:
"The longer, more detailed, more effort that is required to ...
- 1
47
votes
0
answers
932
views
Moderation strike update 1
As announced a little while back, MathOverflow moderators are participating in a network-wide moderation strike (currently at 121 moderators striking; see the background post for more details). The ...
- 33.1k