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14
votes
1answer
417 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 ...
112
votes
48answers
14k views

Best of MathOverflow, or papers inspired by MathOverflow

This is a place to collect MathOverflow success stories! Was some of your research inspired by something on MathOverflow? Do you know questions & answers that led to interesting research? ...
21
votes
7answers
1k 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 ...
-4
votes
1answer
192 views

Reputation recalculated: only even reputation now?

So +1 get 10 points for answers and questions, and -1 give -2 points. It is easy to see that users only have even reputation numbers now. Or did I miss a reputation-changing mechanism? (If not, why ...
37
votes
2answers
1k views

How to cite comment by unknown user disproving Erdős conjecture?

I believe that fedja has disproved a conjecture of Erdős et al. when commenting on my question Almost monochromatic point sets, but I'm unable to contact fedja regarding this. What shall I do? Shall I ...
36
votes
29answers
3k views

Big list of feature requests and suggestions for a fantasy MO 3.0

I feel that MathOverflow is unique in the StackExchange network. There are features which we might want which might be unique to this site, and which might not be immediate feature requests or ...
11
votes
1answer
338 views

Rep being recalculated: Qs get +10 now?

So now StackExchange thinks questions are worth +10 rep again. Here is a comment where a StackOverflow user noticed their rep jump by ~6k. Just now I was presented with a banner announcing this ...
6
votes
1answer
242 views

The Secret Cookie Recipe

Let {Site1,Site2}={MathOverflow,xxx.Stackexchange} (in either order, with xxx representing "superuser" or "chess" or any of dozens of others). I want to be logged into Site1 as Name1 and ...
13
votes
2answers
468 views

What to do if you want up-to-date answers to an old question on technology

One issue with the site lasting as long as it has is that technology has changed quite a bit since its early days, and so discussions of technology are extremely out of date. In particular, when ...
24
votes
2answers
929 views

MO policy regarding pseudonyms that are other people's real name

I have noticed just now that a user has chosen as pseudonym "Alexander Grothendieck", which I'm a bit unconfortable with (the probability that it is also that user's name is extremely low, hence my ...
3
votes
0answers
99 views

Possible additional option for “See Math.Stackexchange” close vote [duplicate]

Some of the most common close votes are for people who have posted homework questions, to which the usual appropriate response (to my understanding) is to flag as off-topic with the message "...
46
votes
4answers
2k views

How much is MathOverflow exposed to recent events on StackExchange?

[Long-time 10k+ MO user here, asking this question anonymously for reasons that should be obvious. Added Oct 16: My access to this account will self-destruct in 3, 2, 1 .... (sorry, won't be able to ...
36
votes
2answers
1k views

Who owns my MathOverflow posts?

Does Stack Exchange or MathOverflow own my posts? Can I reuse my posts elsewhere? Do I need to cite MathOverflow if I want to reuse my posts elsewhere?
0
votes
0answers
142 views

Should this be moved to math.stackexchange?

I posted Lower bound on Carmichael Function and just assumed it belonged here, but after thinking about it for some time I'm not so sure. The Carmichael function itself might be encountered by other ...
11
votes
3answers
857 views

Happy tenth anniversary! How did you celebrate?

Question 1 was a test question posted about ten years ago from this one (give or take about an hour). There's been a bit going on since then with the main forum. This post is a place for celebrants ...
0
votes
1answer
142 views

Should there be another tag for vector bundles in Algebraic geometry (over schemes)?

Should there be another tag for vector bundles in Algebraic geometry (over schemes)? Some questions about vector bundles in the sense of algebraic geometry are given the tag whose tag description ...
6
votes
1answer
600 views

Why can't I post my question on MO anymore

It seems that my account in MO has been blocked. My post is no more accepted, saying that we are no more accepting post from this account. How can I get my account unblocked?
39
votes
2answers
2k views

Have any MO-hard problems ascended to “real” open problems in their fields?

Have any questions first proposed on Mathoverflow attracted enough interest from experts in their field that solving them would be considered a significant advance? I don't want to count problems ...
7
votes
0answers
352 views

MathOverflow in the news

What are some instances of MathOverflow being mentioned in the media? Now that MathOverflow has recently had its tenth anniversary, I would be interested to learn of any mentions of it in the mass ...
49
votes
7answers
3k views

What do you want to do in September for MO's tenth anniversary?

On Sep. 28, 2009, MathOverflow went online, and has almost ten years of almost constant operation, thanks to StackExchange. There will be an obligatory post observing the anniversary. The board of ...
2
votes
1answer
134 views

Wouldn't it be nice to have subforums on MathOverflow dedicated to learning certain books/papers/etc.?

Oftentimes, I read something and start to ponder questions of the form "Does the formula on pg. 87 have a typo?" or "Isn't this a gap in the proof?" or "Why does the definition have this extra ...
11
votes
1answer
436 views

Can we get rid of the “featured on meta” main meta links?

As you know, MathOverflow has a special status in the Stack Exchange family, and (by a special agreement) it doesn't display any kind of ads nor links to the hot network questions in the sidebar. ...
5
votes
1answer
299 views

Mathematics and MathOverflow relationship

Is there a connection between Mathematics and MathOverflow sites? Obviously topics are similar, but I mean something like: do questions posted on one site, perhaps with certain tags, automatically end ...
11
votes
0answers
297 views

What should the tag (open-problems) be used for?

Since this issue came up in comments to another questions on meta, I'll ask about the intended issue of the open-problems tag. Question. What is the intended usage of the open-problems tag? Should it ...
4
votes
0answers
84 views

Garbled MathJax in a link to a question with MathJax in the title

The following occurs on my activity page: The question it links to is Is there an explicit expression for Chebyshev polynomials modulo $x^r-1$? and it seems that the MathJax in the end somehow got ...
11
votes
1answer
423 views

Can I ask about entry-level questions (understanding and definitions) of research-level topics?

I am currently doing a reading on Teichmuller space and I am having trouble understanding some basic definitions. So I asked these two questions on MSE first: Understanding Teichmuller equivalence of ...
11
votes
1answer
399 views

What should I do when I see a spam post on MO?

What is the correct way to handle spam on MathOverflow? Can regular users do something when they see a spam post?
0
votes
0answers
128 views

Would this soft question be appropriate?

A few weeks back on the Math Stack Exchange, I asked this question about "interesting" PDEs. It got (no answers and) some deserved criticism, so I opened a discussion on the Meta there and made some ...
32
votes
4answers
2k views

Catering to professional appearance a bit much?

[In case of hurry, please scroll down to the suggestions at the very end.] The deletion of the Math Jokes thread (mirrors: html or pdf), most likely provoked by the meta.MO debate about some specific ...
9
votes
0answers
318 views

Suggested tag: approximation-property

I'm relatively new to MO (but have been on MSE for a longer time), which means that I don't have enough reputation to create new tags. Which is probably a good thing. Lately I've been puzzling with ...
12
votes
0answers
532 views

Appropriateness of proposed question on applications of number theory in dynamical systems?

Update: the question has now been asked on the main site - Applications of number theory in dynamical systems I am considering asking a reference-request type question on MO about significant and/or ...
14
votes
1answer
383 views

Links with IP adresses rather than website names

I have noticed several posts with links to pdf files where IP address is used instead of domain name the url.1 (I will list them below.) Several of them seem to be dead. Moreover, this type of url ...
-4
votes
2answers
338 views

Area 51 Mathematics Open Community Reviews

Following the discussions in Area 51 community peer review and links therein, I have created the following proposal Mathematics Open Community Reviews hoping to get things started. The proposal ...
44
votes
1answer
2k views

Why was the whole math jokes thread deleted, and should it have been?

[Topic very similar to several other recent questions, but the central question is I think not a duplicate.] The meta thread Should these sexually suggestive jokes be kept or deleted? raised the ...
25
votes
98answers
10k views

Requests for reopen and undelete votes for on-hold, closed, and deleted questions

Since I expect this may prove rather useful, I'm blatantly purloining Asaf's question from meta.math.se. Please post general requests for reopen votes as answers below. Beware that "short" ...
2
votes
0answers
97 views

Collaborate to answer

Question: If the question is about proving $P$, which, pointed out in comments, follows from $Q$ and $R$. Is it acceptable to write an answer only containing the proof of $Q$, as part of collaboration?...
7
votes
1answer
189 views

“Offline for maintenance” error message shows incorrect site name

A short while ago, this site was down for maintenance. However, the error page shown during said maintenance period incorrectly stated the name of this site: As you probably know, this site is ...
15
votes
5answers
3k views

Should these sexually suggestive jokes be kept or deleted?

There are a few jokes in "Do good math jokes exist?" that I think are inappropriate. Specifically: Nov 21 '09 at 9:01 item (1) Oct 19 '09 at 16:03 Dec 10 '09 at 23:14 Dec 15 '09 at 1:31 All of ...
17
votes
4answers
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 ...
10
votes
2answers
475 views

Papers, articles, books and other resources discussing MathOverflow

There already is a post asking about published works which started on or were inspired by posts on MathOverflow: Best of MathOverflow, or papers inspired by MathOverflow. It might be interesting to ...
23
votes
5answers
1k views

Community Peer-Review in Mathoverflow

I was recently surfing around the Physicsoverflow and I have to admit I was impressed by their Review section. I could not help myself from thinking how -and if- such a feature could also be ...
113
votes
23answers
8k views

MO-Hard Questions

The term "MO-Hard" has entered the mathematical vocabulary, describing interesting questions that were asked on MathOverflow but haven't been answered in spite of efforts by many community members. ...
54
votes
4answers
6k views

Flood of Similar New User(s)

The following thirteen(!) users: goingfullscheme valua_aint_no_galois going-full-isomorphic logicians_rule, martintzar royalroadtogeometry bundlist compactbut faptoint you_dont_mess_with_ron ...
15
votes
4answers
601 views

Removing greetings and taglines

The Stack Exchange Network frowns on greetings and taglines in posts. There were mixed reactions to this before we moved to the network. Should MathOverflow tolerate greetings or not? Is it ...
20
votes
1answer
702 views

Will ads appear on MO?

It looks like the Stack Exchange network is trying to monetize the various stack sites as much as possible, to the dismay of users across the board. Will this affect MO? If I recall correctly we ...
3
votes
1answer
276 views

Rules for deleting one's own question

Today (2019 July 6) a new user had posted a question that received some upvotes The problem is from contest.Please flag it for removing it and I had provided an answer that didn't solve the problem. ...
6
votes
2answers
120 views

How to post a computer code by copy-paste?

I just want to add a computer program to my answer. However all my attempts to copy it result in total garbage displayed because all "less" and "greater" signs are perceived as HTML markers. I tried ...
45
votes
2answers
1k views

Restoring Bill Thurston's figures in an answer

The question Floating polyhedra with fair equilibria was answered by Bill Thurston, but his (typically amazing) answer contains links to 7 figures, all now broken. I don't know how to retrieve those ...
2
votes
1answer
278 views

Does MathOverflow help people get past paywalls?

I just came across the following question: Kaczorowski's paper on Distribution of Primes In case the question gets deleted or closed in the future, the OP asks for a specific reference, which is ...
13
votes
0answers
470 views

Should moderators in some cases remove a question from the network-wide hot questions list?

Not too long ago - in March 2019 - some changes have been made to the Hot Network Questions (HNQ). Some of the new features are the limit on the number of hot questions from a single site, or limit on ...

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