Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

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

1
vote
1answer
70 views

The meaning of the badge “Sportsmanship”

I would appreciate if you explain on the meaning of the badge "Sportmanship". It is described as below but I can not understand what does it mean. May you describe this badge in an equivalent words?...
-7
votes
1answer
253 views

Is Mathoverflow aware of its role of popularizing mathematics? [closed]

I read book of prof. Michał Heller. He received award of Hugo Steinhaus for popularizing science. In his speech he mentioned Steinhaus in anecdote. In 1952 Secretary of PAN (Polish Academy of Science) ...
2
votes
0answers
186 views

Using results from refereed papers

If a question pops up which is answered by a theorem inside some paper I’ve refereed that isn’t in print yet, is it appropriate to answer the question and cite the (presumably) forthcoming paper or ...
17
votes
1answer
665 views

Were there some recent changes to the moderators' team?

I have noticed that Mariano Suárez-Alvarez is no longer listed among the moderators and his profile page no longer shows diamond by his name. (I am pretty sure I remember that he was one of the ...
14
votes
1answer
717 views

Withdrawn question

I have just noticed that this question, which I have found quite exciting (and so have at least 14 other users who have voted for it) has been withdrawn by the OP. Is there any way to figure out the ...
1
vote
0answers
89 views

What should I do if I have a question on inactive post?

I recently asked this question about gamma function, and Vincent law commented a link to another post which stated similar question. There I found a link to MathOverflow post. I visited there, and I ...
-4
votes
3answers
324 views

How to ask general questions about research directions in given area

Here are examples of two questions which I would like to ask. I am afraid to ask them, because they might be closed. The question about 3-manifolds might survive. The question about sporadic groups ...
76
votes
4answers
19k views

Is there a way to discuss the correctness of the proof of the RH by Atiyah in MO?

I just made a question in MO to discuss the correctness of the proof provided by Prof. Atiyah for the Riemann hypothesis (link here: Is there an error in the pre print published by Atiyah with his ...
12
votes
2answers
1k views

Should Kevin Buzzard's Lean question be left in its original state?

Kevin Buzzard asked this question, which incorporated a long section of background discussion. Federico Poloni removed that section. Yemon Choi commented that he thought the question was OK before ...
1
vote
3answers
224 views

Are help requests to entitle specific papers appropriate for MathOverflow?

The title of a paper has crucial importance, since when it is well thought, other researchers will have more possibilities of finding it when in need, and of wondering its content when encountered. I ...
0
votes
1answer
78 views

One number on top of another with mathjax?

Probably a simple question, but how can I write my script in mathjax to show one number on top of another and with a minus sign in the left side? Like this:
16
votes
3answers
724 views

Are Links to Articles Behind a Paywall Acceptable Answers?

This question boils down to whether an answer to a question should contain sufficiently free and easily accessible detail about the solution to a question. So IMHO it would be perfectly acceptable, ...
-4
votes
1answer
169 views

Bumping the question if it receives upvotes but no answer

Suppose a question is posted 3 days ago and it got decent number of up votes, say $5$ but did not receive any answer yet and not even comments which says some thing in direction of an answer.. In ...
19
votes
5answers
1k views

Should we have new moderator elections?

Mathoverflow has seven moderators, but many of them seem to be inactive (at least from the point of view of an unprivileged user): for instance, they are not active on meta, and they moderated few ...
-4
votes
1answer
402 views

Restriction on Number of edits

Book about fluid dynamics asked Apr 13 '10 edited 1 hour ago Are there examples of conjectures supported by heuristic arguments that have been finally disproved? asked 21 hours ago edited 2 hours ...
4
votes
1answer
202 views

To contact moderator who responded for flag

Suppose I have raised a flag and moderator has responded for that flag, accepted/declined it. I am happy/not happy with their decision and would like to thank/explain the point to the moderator who ...
6
votes
1answer
553 views

Why was my non-big-list question made community wiki?

This question of mine was made community wiki by someone other than me. I'm aware of discussion (e.g. here and here) arguing that big-list questions should be CW so that the voting system can be used ...
1
vote
0answers
76 views

Imgur image inaccessible

I noticed when this question, How do these primes jump?, was bumped to the front page, the image I posted: https://i.stack.imgur.com/RGsqP.jpg will no longer load. Possibly my local problem?
-6
votes
2answers
324 views

Is this site not intended to help mathematicians and aspiring mathematicians become more informed about the subject?

My account says "we are no longer accepting questions from this account". Although some of my questions have been negatively received (and taking into account the fastidious nature of MathOverflow), I ...
12
votes
1answer
415 views

What is the intended use of the (proofs) tag?

There is a tag called proofs. This tag has empty tag-info/usage guidance. Without any usage guidance it is quite likely to be used incorrectly. The fact that there are many deleted questions having ...
-3
votes
1answer
157 views

Should there be a separate tag for videos?

Sometimes there are questions about videos, movies, documentaries, etc. (I'll add a small sample below.) Would it be useful to have a separate tag for this topic? This could possibly help when ...
12
votes
0answers
399 views

Removal of the “symplectic” tag

There is a symplectic tag on MO that currently contains just two questions. The first question so tagged dates from March 26 2017, so this makes this tag at least 1 year and 4 months old. I believe ...
-2
votes
1answer
132 views

Restriction on editing closed questions

Guidelines to prove that $2^{\sqrt{2}}$ is a transcendental number? question bumped into https://mathoverflow.net/ after making an edit. I am not sure if that adds anything to the question. Should ...
34
votes
4answers
690 views

Using ideas found in MO and MSE in a paper

If there is an answer to a question that I have asked on MathOverflow or MathStackExchange which helps me to prove a result appropriate for a published paper, what should I do: (1) Cite the MO or MSE ...
-9
votes
1answer
240 views

The question 'Mathematical work of Jonathan Gleason' disappeared

The question https://mathoverflow.net/questions/291518/mathematical-work-of-jonathan-gleason was deleted by some unknown person, not long after Jonathan Gleason passed away. I am shocked with the ...
3
votes
1answer
214 views

Seems like right margins in answer texts need to be increased

It is a very minor thing but still - it seems that answer texts have zero right margin which shows somehow unpleasantly with colored background of accepted answers: (This is with latest Chrome on ...
0
votes
2answers
201 views

Downvoted on many questions asked in less than 60 seconds

I'm not sure why but it seems I've been targeted been down voting (I think by the same user) as it happened in all the questions I've asked in less than 60 seconds. I do not think this is due to the ...
5
votes
3answers
552 views

Blocking some words in question title to prevent silly questions

Is there any way to block some words in question title? Need help with a equation. Help me please, its pretty urgent :) (now deleted by the OP) May be blocking some words such as "please","urgent". ...
1
vote
0answers
142 views

Should we have standing bounties?

There have been proposals to stop the bounties from expiring. On meta.SE these have been received rather badly, but would be most likely welcome here, as offering rewards for unsolved problems has a ...
50
votes
1answer
1k views

Deleted answered question / arXiv posts based on unacknowledged MO posts

I'd like to mention here two possibly related facts: (a) Soon after this question was answered, there was an arXiv paper posted providing the same answer (b) Soon after this closely related ...
25
votes
3answers
997 views

Asking questions with out answering any one else’s question

Here I only ask questions and do not (can not answer for lack of knowledge) answer any of the questions. Sometimes I feel it is bad. Some questions that I know answer to are either closed as not ...
3
votes
1answer
205 views

Is it possible to use tikzcd code in MO posts?

Question : Is it possible to use tikzcd code in MO posts? There are information for drawing diagrams using AMScd ...
0
votes
0answers
68 views

Would this question be on topic?

I'm independently working on some research, and would like to see if there are any other papers on this topic. Can I ask a question on the main site, with a brief description of my work, to see what ...
-7
votes
1answer
147 views

adding n cat lab tag

I propose adding n cat lab tag with an intention to discuss mathematics that is written in https://ncatlab.org/nlab/show/HomePage. As https://ncatlab.org/nlab/show/HomePage has large amount of ...
1
vote
0answers
145 views

Is MathOverflow missing a tag for ODEs?

TL;DR: Is there a tag which is intended (only) for ordinary differential equations? If not, should there be one? The situation with the tags related to ODEs seems a bit unclear to me. AFAICT there is ...
9
votes
1answer
390 views

A message from stack exchange concerning support for OpenID

I received the following message but I am not sure that it is a real message or is spam. Is it it really a message from SE sent to all participants? "Stack Overflow and Stack Exchange are ...
-2
votes
5answers
942 views

close/reopen wars on Mathoverflow

Sometimes one sees a situation like with this question: Cargo Cult Science in mathematics? which goes on hold and back again a number of times. Should there be a limit to the number of such rounds? ...
2
votes
0answers
112 views

What's the difference between two off-topic flags?

I'm sure that this is somewhere on MMO, but my searching hasn't turned it up. When I flag a question as off-topic, two of the options that I am given are "This question does not appear to be about ...
18
votes
1answer
907 views

My question was closed on MO because it is not research level. Where should I ask instead?

If a question is closed (put on hold) on MathOverflow as off-topic for not being research level-question, but it is still a question about mathematics. What might be a suitable place for such question?...
1
vote
1answer
84 views

Why does this figure do not appear?

I add a Picture "GaussBonnet with Jpeg format to the following question but it does not work. (Some possible obstructions to ) Limit cycles as closed geodesics(3) Can one help me to resolve ...
10
votes
1answer
323 views

Reopening questions after clarifications

I noticed that closing unclear questions often happens in next to no time while reopening them after the OP honestly follows the request to explain what he meant and does a reasonably decent job on ...
1
vote
2answers
99 views

Is there a way to check all questions/answers posted from a deleted account

Suppose I know an account number, say user313948. Is there any way to check all questions/answers posted by that user?
12
votes
1answer
365 views

How to respond to multiple questions asked together?

What is the best way to respond when someone asks more than one question at once? There has been some discussion in the past of circumstances under which this could be an appropriate thing to do. My ...
1
vote
1answer
121 views

Tags “riemann-zeta-function” and “zeta-functions” are almost identical

I have discovered that the following two tags are too similar to each other: riemann-zeta-function, with 299 questions tagged, has the description The Riemann zeta function is the function of one ...
1
vote
0answers
71 views

Does it make sense to have both “surfaces” and “curves-and-surfaces” tags?

I have noticed that there currently exist tags surfaces (with description "A surface is a two-dimensional topological manifold. The term can also be used to describe a smooth surface, depending on the ...
18
votes
0answers
572 views

Effects of the Stack Exchange 'update to Terms of Service' on MathOverflow

Do the recent changes to Stack Exchange Terms of Service affect MathOverflow in any way -- and if yes, what are the concrete effects?
6
votes
1answer
241 views

Who decides on a community policy?

Approximately one month ago, I asked whether pronunciation questions should be allowed. The responses I received seemed to suggest that they should, albeit possibly in the form of a handful of ...
0
votes
2answers
111 views

What to do with questions that are partially answered

I have asked a question here. Point of question was to understand about holonomy of gerbes. I have said that at the end of the question. I did said that there is some equality which I was not able ...
14
votes
0answers
358 views

The existing deprecated tags should be blacklisted

TL;DR: I suggest to blacklist the deprecated tags that still exist on some questions, in order to prevent them from being added to new questions. There are a few tags which are deprecated and should ...
1
vote
1answer
80 views

Help finding question

I am seeking a link to a question I posed myself, but which I can no longer find, either with Google site:https://mathoverflow.net or with StackExchange search (...