Questions tagged [discussion]

The question you're asking is designed to solicit opinions or best-practices on a particular topic, with the goal of reaching community consensus.

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Check the compactness of the set in $l^1$

Check the compactness of the set in $\{x=(x_n)\in l^1: |x_n|^2 \leq n^{-1}\sin(|x_n|)\}$ in $l^1$. If we consider the same question in $l^2$, then $||x||\leq\sum\limits_{n=1}^\infty 1/n^2$, since $|...
9 votes
0 answers
265 views

New tag for "stochastic partial differential equations" (SPDEs)

Since there are separate tags for a) ODEs, ca.classical-analysis-and-odes and differential-equations and for b) ap.analysis-of-pdes but only one tag for stochastic-differential-equations, I was ...
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2 votes
1 answer
207 views

Why is this question locked?

This question has only two downvotes, which is not enough to keep it off the front page. I'd therefore like to downvote it, but can't, because it is locked for mysterious reasons. Because this does ...
-5 votes
1 answer
237 views

Where did the reputation go?

Some time ago, it was decided that reputation should no longer be displayed by default, but users had the possibility to opt in to see it, as explained by Ben Webster. I had opted to see reputation, ...
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14 votes
1 answer
347 views

Why was my question deleted?

Why was my question Is the Frog game solvable in the root of a full binary tree? deleted? It was a cross-post, but I followed all recommended advices when doing so. It was also decently upvoted (12+). ...
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4 votes
1 answer
373 views

Migrated question returned to MO - how to handle?

The question I am referring to is Is all complicated modern math intuitively understandable? (See the user's math.SE account to see that the question was at one point migrated to math.SE.) I think the ...
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-5 votes
2 answers
439 views

If it doesn't interest you, don't read it!

As an algebraist, if I see an analysis question on Mathoverflow that falls outside my expertise, I probably won't read it in details, and if I do read it, I certainly won't judge its "level",...
11 votes
4 answers
482 views

What to do with the erdos tag?

This was discussed before but that discussion is outdated. Tags related to a specific person are generally bad. (This is not the same as specific topics named after a person, e.g. Galois theory is not ...
46 votes
0 answers
1k views

2022 Election results: Congratulations to our new moderator!

The election is over, the votes have been counted, and on behalf of the current team and board, I'd like to welcome David Roberts to the moderators team! I'd like to thank Carl-Fredrik Nyberg-Brodda ...
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14 votes
0 answers
204 views

Which questions should be tagged “reference-request”?

The reference-request tag is currently described as: “this tag is used if a reference is needed in a paper or textbook on a specific result.” I have found current usage of this tag too broad to be ...
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-13 votes
2 answers
560 views

Why my nomination for 2022 Community Moderator Election withdrawn without convincing reason?

I was honored to participate in the elections for moderation in MO 2022 , but I am sorry to say that my candidacy was withdrawn today without any convincing reason, frankly, I did not find it ...
4 votes
0 answers
262 views

Can I ask this question on Math Overflow? (Advice on how to get started)

I am thinking of applying for a maths PhD programme. I have more or less an idea of the subfield I'd like to research, but not much more than that. I'm looking for suggestions on how to properly ...
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19 votes
2 answers
958 views

Nominating other community members

Is there no mechanism to suggest other community members for nomination? If I remember correctly, last election there was some mechanism in place to suggest community members other than ourselves who ...
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7 votes
1 answer
522 views

2022 Community Moderator Election

The 2022 Community Moderator Election is now underway! Community moderator elections have three phases: Nomination phase Primary phase Election phase Most elections take between two and three weeks, ...
17 votes
1 answer
668 views

MathOverflow conferences

What would the appropriate initial steps be to host a MathOverflow conference? Back in 2019 I hosted a party for the 10th anniversary of MathOverflow, and it was a blast.$^*$ Since then I've ...
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18 votes
11 answers
868 views

2022 Moderator Election Q&A – Question Collection

The purpose of this thread was to collect questions for the questionnaire. The questionnaire is now live, and you may find it here. MathOverflow is scheduled for an election next week, 2022-09-19. In ...
  • 101
5 votes
0 answers
210 views

Partial answer accepted, thinking it could have been easily extended and provided enough insights

Some days ago I posted a question and I accepted an answer, "although it’s only a very partial answer," as the answer author wrote in a comment. I accepted it because I thought that it ...
3 votes
2 answers
184 views

Should we allow link-only answers that point to stable, well known and respectable sites?

I have just been presented with an answer in the VLQ queue that consisted essentially in a link to a preprint on arXiv. The user having posted it is a high reputation user, so he definitely knows the ...
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0 votes
0 answers
145 views

Asking if a post about a mathematical characterization of gravitational geons can be potentially interesting for the main site MathOverflow

I would like to ask about if a question about the following subject can be potentially interesting and on topic on MathOverflow. I would like to ask on the main site of MathOverflow about the ...
23 votes
0 answers
910 views

Upcoming election announcement (2022)

It has been quite some time since the last moderator election, and we decided that it would be a good idea to hold one soon. This is just a preliminary announcement to let you know that this is going ...
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5 votes
0 answers
214 views

Would such a "big list" on known bounds for distances between $2^S-3^N$ be appropriate for MO?

After new questions and/or activities on older questions on "bounds for distances $2^S-3^N$" appeared in MO I thought whether a [BigList] or [CommunityWiki] on known such bounds (their ...
4 votes
0 answers
137 views

Planar geometry on MO

"Planar geometry" here is 2-dimensional Euclidean geometry, usually used as Olympiad geometry problem, its objects just be a bunch of lines and circles, it has no Combinatoric aspect and not ...
11 votes
0 answers
346 views

To which extent should spam posts on meta be considered a problem?

MathOverflow is one of the few sites in the Stack Exchange network where users with reputation 1 can post on meta.1 Clearly, this has some advantages2 and some disadvantages. Probably one of the ...
10 votes
4 answers
270 views

Is it possible to see the source for a comment?

Although this question seems to be new to M.MO, @MartinSleziak points out several related posts on Meta.MSE. I was curious about the diagrammatic magic of @YaakovBaruch's recent comment, and so ...
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13 votes
2 answers
543 views

Questions about correctness of published papers

A recent thread brought up the issue of the appropriateness of discussing correctness of a published paper on MO. Correctness of Thierry Aubin's argument about positive Ricci curvature I did a ...
2 votes
2 answers
149 views

When, precisely, should history of math questions be CW?

I don't have much experience with "history of math" questions or the ho.history-overview tag. I tried to distill an answer to my question from looking at existing questions, but failed to ...
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11 votes
0 answers
359 views

Keeping a question on track or allowing people to chime in with stuff they'd like to mention?

I am slightly unhappy with the direction of drift to answers to this question. On my reading, the OP mentioned a phenomenon and asked how editors should react to it. This seems to have been taken by ...
  • 24.3k
1 vote
1 answer
237 views

Why are some non-research questions so highly upvoted?

It is not difficult to find soft questions on the website which do not clearly strike as research level. To give examples of some: 1, 2, 3, 4, 5. Yet some of them are upvoted so highly that even many ...
11 votes
0 answers
262 views

New community close vote reason

While doing some cleanup on the home page just now, I noticed that we have a new community specific reason to close. The second option in the list is new, and leaves me slightly confused. While I ...
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12 votes
1 answer
535 views

Was the custom close reason mentioning Math.SE removed?

For a long time, these two custom close reasons used to be available: This question does not appear to be about research level mathematics within the scope defined in the help center. MathOverflow ...
6 votes
2 answers
343 views

Citing papers in questions/answers

Is there an established policy for how to cite a paper you link to in a question/answer? If not, what does etiquette dictate appropriate for citations? I used to be careful to include full citations ...
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7 votes
1 answer
375 views

How to make it easier to moderate blatantly off-topic questions?

As many of you have noticed, there's a lot of new users asking basic mathematics questions. This is not the only site in the network with this kind of problem; on Meta Stack Exchange we get all kinds ...
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1 vote
1 answer
120 views

Downvote and vote to close of a recent question

I recently asked the following question on God's number for higher dimensional sequential move puzzles. It was downvoted once and has a vote to close, even though it is in my eyes a perfectly good ...
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14 votes
2 answers
865 views

Revamping the closure reasons in 2022

Prompted by Gro-Tsen's recent meta question, it appears that now may be a good time to rethink our site-specific close reasons here on MathOverflow. Background: If you have sufficient rep, you can ...
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8 votes
2 answers
468 views

Are there policies to respect in order for MathOverflow Q&As to be tracked back in relevant zbMATH Open reviews?

Are there policies to respect in order for MathOverflow Q&As to be tracked back in relevant zbMATH Open reviews? I am asking this since I noticed that all questions and answers to which I ...
5 votes
6 answers
578 views

I have a question which is a near fit for MathOverflow. What are some other resources I might consult?

What are some other resources which might be useful for somebody considering asking a MathOverflow question, especially if their question is not quite a perfect fit here? In asking this, I have ...
  • 52.6k
11 votes
1 answer
510 views

Could we add another reason for closing that's more appropriate for "check this (dis)proof of RH"-type questions?

I wanted to vote to close this question which claims to disprove the Riemann Hypothesis, but I realized that, even though we get questions of this kind occasionally, none of the reasons to close is ...
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6 votes
0 answers
252 views

Might featuring some FAQ posts on meta be useful?

Among the things on the site which can be directly influenced by the site moderators (without any involvement of Stack Exchange staff), probably the community bulletin has the most visibility. The ...
4 votes
0 answers
340 views

1000 Questions by Dominic van der Zypen!

Amazing milestone! Our first $1000$-question user. Question # $1000$: "Edge sets on 𝜔 maximal with respect to chromatic number".
3 votes
0 answers
147 views

Would this question be appropriate on the main site?

I would like to ask a "big list" style question on the main site. The question would be "How do we pronounce the names of famous mathematicians?". Each answer would be an audio ...
-7 votes
1 answer
210 views

Do we have a privacy problem when people try and leave the mathoverflow community?

Do we have a privacy problem when people try and leave the Mathoverflow community? Due to my objections regarding MO I deleted my profile. While I understand not deleting my questions and answers, I ...
19 votes
2 answers
900 views

Can (and should) Project Euclid links be replaced in bulk?

In February 2021, Project Euclid made some changes on their website: Project Euclid Platform Migration FAQs. It is probably a consequence of this that the links starting with ...
2 votes
1 answer
169 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 ...
2 votes
1 answer
199 views

Citing a mathoverflow comment

One can easily cite a mathoverflow answer as there is an option "cite" below every answer. But there is no cite option to any mathoverflow comment to a question. One is then forced to cite ...
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14 votes
0 answers
647 views

MathOverflow related ICM satellite event (2022)?

I read in Terence Tao's blog about the 2022 ICM satellite coordination group. As the ICM is now online, the IMU encourages grassroots efforts to supplement the core program with additional satellite ...
9 votes
1 answer
260 views

Editing old question, can't submit as title is too long

I'm editing Is there a canonical map from the cohomology of orbifold Chiral de Rham on an orbifold to the cohomology of Chiral de Rham on a crepant resolution? as there was a broken arXiv Front link (...
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5 votes
0 answers
291 views

What should I do if I believe to found the answer to my question but I'm not sure?

Four months ago I asked one question in MO and had no expected answer. After following the clues from comments of other users I realized that, in that time, I didn't even know how to properly ask what ...
17 votes
1 answer
847 views

How to respond to well-known sockpuppeters

Frequent sockpuppeter/spammer Wolfgang Muckenheim is back, and across multiple SE sites (philosophy, mse). This leads me to ask: Is there anything specific we should do in a situation like this, ...
5 votes
1 answer
307 views

Automatic comments by Community

There seem to be automatically generated comments by "Community". As an example, this question by a new user has Please clarify your specific problem or provide additional details to ...
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3 votes
3 answers
672 views

Has MO traffic decreased a bit since the invasion of Ukraine?

I check the review queues several times a day, each day. I have noticed a significant drop of posts in the queues that I am watching (First questions, First answers, LQP, Late answers). Even the ...
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