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2
votes
1answer
65 views

What's going on with badges?

I noticed that there have been a huge number of badges awarded today and yesterday and perhaps for the past few days, particularly for the Announcer and Booster badges, mostly for posts that were in ...
5
votes
1answer
211 views

List of close reasons has changed?

I just wanted to vote to close a question, and it looks like the list of options has changed The options are now: Duplicate of... Off-topic because... Needs details or clarify Needs more focus ...
19
votes
1answer
637 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 ...
-4
votes
1answer
212 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 ...
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 ...
11
votes
1answer
343 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
249 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 ...
24
votes
2answers
933 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
100 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
3k 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 ...
0
votes
0answers
143 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 ...
13
votes
2answers
469 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 ...
0
votes
1answer
143 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
601 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?
7
votes
0answers
354 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 ...
11
votes
3answers
861 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 ...
38
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 ...
2
votes
1answer
135 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 ...
5
votes
1answer
302 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
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. ...
11
votes
1answer
426 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 ...
0
votes
0answers
129 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 ...
9
votes
0answers
319 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
533 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 ...
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 ...
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?...
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
339 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 ...
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 ...
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 ...
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 ...
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
277 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 ...
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 ...
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 ...
13
votes
0answers
471 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 ...
0
votes
2answers
274 views

Not accepting answers

In my opinion, there is a moral obligation on those asking questions to do something with the answers: Either accept one, or to explain why none of the answers is satisfactory. I do not see this ...
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 ...
-6
votes
2answers
339 views

Should we encourage non-professionals to ask hard questions if that is good for the future development of the mathematics? [closed]

There is a story about Gauss being "unimpressed by FLT, pointing out (after finding a proof of the n=3 case) that in number theory it’s very easy to come up with problems that are very hard.". But, ...
0
votes
0answers
102 views

A questions about “on hold” status of a question and about “closed” status

I have a question that´s been put "on hold". And I have some questions. Who can see that this question is "on hold"? Can that see all users of the site or even some people who browse this site "...
11
votes
1answer
400 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?
15
votes
1answer
397 views

Enabling arXiv trackbacks for [other] SE communities

I recently became aware of MathOverflow arXiv trackback feature that was custom implemented by @ScottMorrison. This is just awesome and certainly serves very well MathOverflow community. I was ...
6
votes
1answer
401 views

Bounty from Community

This question has an outstanding bounty from the Community user. How does that happen?
25
votes
0answers
1k views

Unregistered Users (in Theory and in Practice)

There's been past discussion (e.g. here) about whether MathOverflow should allow posts from unregistered users. I am fully on board with the apparent consensus that the answer is yes, because of the ...
2
votes
1answer
116 views

Why I cannot start bounty on my own question, just because I have answered it?

Can it circumvent and avoid awarding bounty for own answers and reward answers by posters other than the author of the question. Why avoid the author from starting bounty itself all together. In such ...
5
votes
1answer
94 views

Main site changed look, but only in one device

Using Firefox on an iPad, suddenly the view for the main site changed; it now looks as follows: The meta site looks the same as it always has, and when I go to the site using firefox on a different ...
11
votes
0answers
386 views

Primarily opinion-based questions/answers

One closing option is primarily opinion-based: Many good questions generate some degree of opinion based on expert experience, but answers to this question will tend to be almost entirely based on ...

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