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21 votes
2 answers
918 views

Questions on Coq

Now I'm awake again, I can raise this here in meta, as per quid's request. I commented on the question How do I verify the Coq proof of Feit-Thompson? I like this question, and would defend it ...
David Roberts's user avatar
  • 34.2k
21 votes
4 answers
780 views

Customize the modal window for the first-time askers [duplicate]

When a user asks their very first question on a Stack Exchange site, they are shown a modal window with a short advice. The content can be either a generic message or it can be customized for a ...
Martin Sleziak's user avatar
21 votes
2 answers
1k views

Ignoring certain users' postings

This old post on meta stackexchange contains a script that hides posts from users of your choice. There were some negative comments there and the script doesn't seem to be working anymore (maybe ...
Felipe Voloch's user avatar
21 votes
2 answers
628 views

Data on voting by 'association bonus only' users

There's recently been some discussion of the potential impact on voting of users whose only MathOverflow reputation comes from the network association bonus. I asked the SE team about this, and ...
Kim Morrison's user avatar
  • 7,600
21 votes
2 answers
804 views

How do off-topic question askers find MO?

Apologies if this has been addressed on Meta before (it's a little hard to know the right keywords to search for Meta questions with). Question: Has there been any systematic attempt to try to figure ...
Sam Hopkins's user avatar
21 votes
2 answers
2k views

MathOverflow @ ICM2014 : We Want You!

This post will raise several questions/issues on which I want community feedback. Background: Inspired by Tim Post's offer Mugs, Stickers And Shirts - Now With 100% More MathOverflow! , I++ decided ...
Gerhard Paseman's user avatar
21 votes
1 answer
801 views

Mathoverflow lecture series using chat

This was something that came up recently in the homotopy theory chat room. Even if it wasn't to homotopy theory, has MO ever considered asking active users with interesting research to host lectures ...
Jonathan Beardsley's user avatar
21 votes
2 answers
775 views

Stack-exchange devoted to research problems, the suggested approaches and updates

The idea is to have a database of open research problems where the answers will be updates or suggested approaches. One research problem per post. This is in the spirit of Polymath. Reasons: ...
Thomas Kojar's user avatar
  • 4,459
21 votes
1 answer
1k views

Why do we link to Twitter, Facebook or Google+ below every question?

I edit this old feature request of mine, in the hope that mentality have evolved and some consensus can be reached and some action be taken: After each question on MO (with no answers yet), we can ...
Joël's user avatar
  • 25.8k
20 votes
7 answers
2k views

Can MO go back to +5 rep for questions? Should it?

In case you missed the news, upvotes on questions now grant +10 reputation instead of +5, and the change has been implemented retroactively (most if not all users have already had their reputation ...
Wojowu's user avatar
  • 27.4k
20 votes
7 answers
2k views

What is needed to succeed in keeping up the level of the site and retaining the good contributors?

MathOverflow is a nice high-level communitiy with a good collegial academic atmosphere. I'd like to know about how this can be achieved; for example how does MathOverflow keep up the good qualitiy of ...
Dilaton's user avatar
  • 408
20 votes
1 answer
1k views

What to do with links to arXiv front end?

There are quite a few posts which link to some paper at http://front.math.ucdavis.edu/ rather than directly at https://arxiv.org/ The front for arXiv at UC Davis seems to be down for some time. (I ...
Martin Sleziak's user avatar
20 votes
3 answers
3k views

Formatting a citation to a MathOverflow answer

What's a good way to format a citation to a MathOverflow post in a paper? Here is a first draft (with hyperlink, and assuming it's reference number 16, say), but maybe people can think of ...
Bjørn Kjos-Hanssen's user avatar
20 votes
2 answers
887 views

It's been another year...MO exists since six years!

As provable by Question Number 1 the site started to exist almost exactly six years ago. Everybody who feels like saying something on this occasion, feel free to post an answer.
user avatar
20 votes
2 answers
448 views

Voting on meta questions to indicate agreement or disagreement

We've previously discussed the meaning of a downvote on meta, and I think that's worth reading before discussing anything further here. I don't at all like that perfectly reasonable questions (...
Kim Morrison's user avatar
  • 7,600
20 votes
2 answers
986 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 ...
Martin Sleziak's user avatar
20 votes
1 answer
679 views

How to respond to premature crossposts from Math.SE?

There seems to be a general feeling (if not policy) to the effect that questions should not be simultaneously posted to MathOverflow and Math StackExchange (Math.SE). (I think there may have been a ...
Nate Eldredge's user avatar
20 votes
1 answer
1k views

Someone is trying to delete the Memorable Titles thread

There is currently a vote to delete this very old thread. I am writing to register my strong protest against this and bring it to the attention of other users here on meta. Most memorable titles
Harry Gindi's user avatar
  • 19.4k
20 votes
1 answer
730 views

Traffic from the list of hot network questions

To better understand the advantages and disadvantages of having MO questions featured in the list of hot network questions, as discussed here and here, it would be useful if Stack Exchange could ...
François G. Dorais's user avatar
20 votes
2 answers
695 views

Building an MO app?

On stackapps, there is a broad spectrum of apps designed by users to improve their Stack Exchange experience. Most apps are oriented toward Stack Oveflow and do not necessarily address the needs and ...
François G. Dorais's user avatar
20 votes
2 answers
839 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 ...
Alec Rhea's user avatar
  • 9,047
20 votes
1 answer
807 views

The math! It's overflowing!

See what happens if you expand the comments on this question, we get this prime example of a math overflow: Of course, this is due to a \$ problem, but still, it seems to be a flaw in the CSS that ...
Manishearth's user avatar
20 votes
0 answers
760 views

Which "non-arxiv" tags are de facto top-level tags?

The tag system on MathOverflow is designed in such way that each question should contain top-level tag; these are the tags which correspond to subject areas on arXiv and generally have format such as ...
Martin Sleziak's user avatar
20 votes
0 answers
225 views

Visited / unvisited links in the questions / answers

I just posted a question and I noticed that unvisited links use a color that is difficult to distinguish ... but visited links are even harder to recognize. See the snapshot below from my Firefox 41....
Marzio De Biasi's user avatar
20 votes
0 answers
310 views

Make edit history more accessible

Once a post has been edited once, there is a direct link to the revision history of the post that is visible to everyone as in this example: However, when a post has not been edited, this link is not ...
François G. Dorais's user avatar
19 votes
6 answers
2k views

Shall we have tea?

As was recently discussed at Should meta be Q&A?, it's rather strange to have our meta site run on a Q&A basis. In the past our meta site was a Vanilla forum, and in fact it still exists, ...
Kim Morrison's user avatar
  • 7,600
19 votes
4 answers
1k views

Why was "The origin(s) of the word “elliptic” migrated to hsm?

This question on the history of the ellipse terminology was migrated to hsm after a week of being active on MO and receiving several useful answers. Did the OP ask for migration? Why are some ...
Michael Bächtold's user avatar
19 votes
3 answers
1k 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, ...
Manfred Weis's user avatar
  • 12.7k
19 votes
1 answer
1k views

Are there universities that take your MathOverflow score seriously

When being considered for a position at a university as a post doc or phd or professor, does your MathOverflow account mean anything. Are there any universities that take this seriously when looking ...
Ben Sprott's user avatar
  • 1,341
19 votes
1 answer
620 views

Creation of "procrastination" tag

One user has created the tag procrastination: see this question. In principle I would have immediately deleted it as totally irrelevant (in the same way I would delete "Stupid question" or &...
YCor's user avatar
  • 60.7k
19 votes
2 answers
974 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 ...
Alec Rhea's user avatar
  • 9,047
19 votes
4 answers
2k views

Dealing with possible incorrectness

I have seen a few responses on MO that I think are either incorrect or possibly incorrect. What is the best way to draw attention to possible incorrectness? (I provide two examples below; if this is ...
Benjamin Dickman's user avatar
19 votes
2 answers
806 views

asking questions outside of field of expertise

MathOverflow + Math.StackExchanage are great resources for learning and talking about mathematics. Often, I can get constructive and informative discussions leading to progress. MathOverflow is a ...
john mangual's user avatar
  • 22.6k
19 votes
2 answers
846 views

Using MathOverflow to help with referee work

Suppose I am refereeing a paper and wish to remain anonymous as referee. Suppose I had trouble understanding some of the proofs in the paper and made a post on MathOverflow and received a very helpful ...
Valerio's user avatar
  • 397
19 votes
2 answers
1k views

Why do non-research and soft questions get closed if and only if the poster lacks high reputation?

The title says it all. Don't get me wrong. I have actually enjoyed my first few weeks on MO. I am not writing out of personal vendetta. That is, I have not had any of my own questions closed and I ...
Peter Dukes's user avatar
  • 1,081
19 votes
1 answer
999 views

What caused the spike in views and visits on September 23, 2018?

Just curious: What might have caused the spike in visits & views on that Sunday? A spike in the pulse of mathematics.       Screenshot from site analytics.
Joseph O'Rourke's user avatar
19 votes
2 answers
2k views

How can I log in into my old mathoverflow account?

I had a separate log in account for mathoverflow. Now, I'm unable to log in into that. I see only options of logging in using google, facebook, stack exchange etc but no option of logging using ...
19 votes
2 answers
725 views

More spam bots than usual?

Has anyone noticed the site getting a lot more spam posts than usual over the past couple days? The ones I've seen repeatedly have "BingX referral codes" or similar codes for Bitcoin or ...
Sam Hopkins's user avatar
19 votes
1 answer
655 views

Should I give a link to my recent published paper to an old question of mine on MO?

4 years and 6 months ago I asked on MO: "Who introduced the terms “equivalence relation” and “equivalence class”?" It was somehow a resting stone of a long journey that started 13 years ago from today ...
Amir Asghari's user avatar
  • 2,267
19 votes
2 answers
2k views

Any other site besides mathoverflow and mathematics stackexchange?

I know the differences between mathoverflow and math-stack but I have been wondering: Are there legitimate mathematical questions that would not get answered at math-stack because there is no ...
Sergio Parreiras's user avatar
19 votes
1 answer
963 views

Somebody copied my question from mathstackexchange word-for-word

While using google to search for "11th power diophantine" it gave the mathoverflow link, The diophantine eq. $x^4 +y^4 +1=z^2$ which is copied word-for-word from my mathstackexchange post, https://...
Tito Piezas III's user avatar
19 votes
1 answer
940 views

Is my question suitable for MO?

Around a month ago I asked a question on ME here. It was well received (got seven up votes). Sadly nobody was able to help much. To get more attention I also placed a bounty on it. Still no luck. The ...
PMaynard's user avatar
  • 211
19 votes
1 answer
823 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 ...
Alec Rhea's user avatar
  • 9,047
19 votes
2 answers
774 views

How can I tell if my question is appropriate to MathOverflow or if I should just put a bounty on it at Math.SE?

I have at least two questions which are about graduate level mathematics on Math.SE, but about which I have serious doubts regarding whether or not they are "research level". In other words, I don't ...
Chill2Macht's user avatar
  • 2,662
19 votes
0 answers
885 views

Are we making it too tempting/easy to send inappropriate posts to MSE?

This "question" (asking for generalized help with a long list of elementary topics) is clearly going to be unwelcome almost anywhere, yet two users voted to close with a suggestion to "see math....
Steven Landsburg's user avatar
19 votes
0 answers
1k views

Increase in unexplained downvotes on (old) questions/answers?

I recently received a downvote without comment on a question and all of its answers, which are good independent of the value of my question imo. I’ve also had two other questions receive similar ...
Alec Rhea's user avatar
  • 9,047
19 votes
0 answers
418 views

The message "User was removed" can be ambiguous

You could save me a few heart attacks :-) by changing the message to the more clearer "Voter was removed" (or whatever you see fitting). I first thought I was removed (maybe on another suboverflow, ...
Hauke Reddmann's user avatar
19 votes
0 answers
1k views

Passing of John Nash

I'm sorry to report the sad news that John Nash has died. Requiescat in pace.
Georges Elencwajg's user avatar
18 votes
11 answers
900 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 ...
Catija's user avatar
  • 101
18 votes
4 answers
1k views

What areas/aspects of mathematics are underrepresented on MO?

The question: What areas/aspects of mathematics are underrepresented on MO?
Gil Kalai's user avatar
  • 24.2k

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