# All Questions

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### What are the exact mechanics of the vote for MO moderators?

The election for moderators is currently going on. Three new moderators will be elected. On the election page you are allowed to rank your choices of the candidates. It is a little unclear whether you ...
263 views

### Help center text references a thread but doesn't indicate which one

In the "What about open problems?" section of https://mathoverflow.net/help, the last line says "To join the discussion about how MathOverflow should deal with open problems, go to this ...
434 views

### Why is Math Overflow a .net website unlike all the other sites which are .com websites?

As stated in the title, MathOverflow is a .net website, unlike every other site I've seen in the SE network, which are all .com sites. Why is MathOverflow the sole .net site of Stack Exchange?
420 views

### Rationale for moderator deletion of a non-spammy, off-topic question

The Euler quote question "Why are people hanged if they talked" has been deleted by a moderator. I have the impression this is a new practice (correct me if I'm wrong), that deletions of off-...
173 views

### Asking whether this question will be suitable and hence answered by people on MO ? ( I will use career and advice tag)

I am thinking of asking this question on the MO website which is due to the fact that how should I write/ explain the gap in my CV while applying for PHD programs in 2022. Very brief of the situations ...
159 views

This question about disc projections has a link to an animation of a Reuleaux triangle spinning inside a square. "That sounds cool, I want to see what that looks like!", I thought. ...
824 views

### Rationale for migration to MSE of a well-received question on MO

I was a bit surprised (annoyed?) by the migration of this question from MO to MSE. Yes, the question could have been asked on MSE, but it was asked on MO, received much attention there, with a high-...
797 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 ...
1 vote
153 views

### Self advertising and posting a candidate constructive proof

I would like to learn about appropriateness of posting a candidate constructive proof that decides a conjecture or open question and asking for counter examples that render the proof incorrect. The ...
211 views

### My question is removed

Recently my question entitled "Non existence of a parametrically compatible metric to a complete geodesible vector field on $\mathbb{R}^2\setminus\{p,q\}$" is removed. What is the reason?
687 views

### What happened to the stack exchange app for iOS?

The stackexchange app would no longer launch, I tried to reload it from the Mac App Store, and it’s not there (or at least, I could not find it). I probably missed some event, is there an alternative?
302 views

Happened to me recently, and I wonder whether this is acceptable kind of behaviour, and not basically stealing ideas to get points. In that particular case the person who asked the question appears to ...
539 views

### How to @ a user with non-Latin characters?

When typing comments, it's useful to use the "@" system to alert a user to a comment (and also to make it clear to a 3rd party who you are addressing a comment to, as comments have no "...
1 vote
198 views

### What is the correct action if the OP finds an answer incorrect (with a recent example)?

While I certainly think that the OP of the question Non trivial zeros of Riemann zeta function definitely abuses MO in a couple of ways, still I believe it is a good example for the question in the ...
431 views

### Pink questions in the list

In the question list we see that there are some questions which are pink. What is the reason of this situation?
143 views

### What is yellow about? [duplicate]

Some questions asked at MO are emphasized with the color yellow. What does this mean, and how can one emphasize a question that way?
636 views

### What should the modal window for first-time askers say?

When a user asks their very first question on a Stack Exchange site, they are shown a modal window with some introductory advice. As explained in the March 2020 announcement of this feature, there is ...
195 views

### Watched tags highlighting lost

On both Chrome Version 91.0.4472.77 and Safari Version 14.1.1 running on MacOS 10.15.7, I've lost the color-highlighting of front-page Top Questions in my Watched Tags list. Is this just my problem, ...
961 views

### Prosus' acquisition and its effect on MathOverflow

Just saw the PROSUS acquisition news of StackOverflow. Does it have any effect on MathOverflow? In what way would it help or not help MO? Thanks beforehand.
135 views

### Citation helper: can we have it automatically convert $$...$$s into \$...\$s?

Here is an example output of the citation helper in the case where the citation's title contains $\rm\LaTeX$ code (random paper found by searching for L^\infty) ...
722 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 ...
955 views

### Acceptability of "Changes forced by the pandemic"

I refer to this question by André Henriques. It is nonstandard, and prima facie there is a clear case for closing it, and at the time of writing there is one vote to do that. However, I personally ...
99 views

### No MathJax line wrapping in Firefox

Example: Chrome, for comparison: Happens on Windows 10, both browsers are up to date. Should I use the bug tag? Does anybody else encounter this? Can it be something on my side? After the question ...
316 views

### Make it evident that bounties are non-refundable or refund them on other people's questions

When I went to place my first bounty about a month ago, the question wasn't mine and I almost put up 500 rep to draw as much attention as possible figuring I'd only have to surrender said rep if ...
745 views

There have been two questions today with suggestions (one acted on, at time of writing) to close, with the question being better asked at academia.stackexchange: Referee reports and Covid lessons. In ...
52 views

### Math-mode formula in comment breaks incorrectly across lines

In the following comment, both summands should appear before the period: The source for the comment is: ...
442 views

### Should the rules for deleting own questions be modified? - an example

I am aware of the own question deletion rules - in particular, kindly provided in an answer to Rules for deleting one's own question by Martin Sleziak. I think these rules have to be changed ...
1k views

### Deletion of on-topic comment threads

This question is about suppression of threads of comments by moderators, moved to chat with the message "Comments are not for extended discussion; this conversation has been moved to chat", ...
231 views

### How to make sure your questions never disappear in a blackhole?

Let's say some or all of your questions are deleted (by admins, not by yourself), or your account gets deleted (not by yourself). Is there a way to retrieve your questions? From what I've read, this ...
156 views

### Efficacy of bounties by reward amount

Is there any data available on how often bountied questions receive answers? Can we stratify by bounty amount, to see if we're actually 'getting more bang for our buck' when we bounty higher amounts? ...
562 views

### What happened to the fonts?

It appears that MO (including MO Meta) has recently changed the display fonts: I couldn't find any topics on MO Meta pertaining to this new change, hence this question. SO has also switched the fonts,...
451 views

### Moderator Elections: bug reporting for new voting UI

As we announced a few weeks ago, there is a new user interface for voting in moderator elections. Math Overflow will be the first Stack Exchange community to use the new UI when voting for your ...
510 views

### Is there any process to appeal suspensions?

Does mathoverflow have any procedure for appealing suspensions? I'm asking because I was banned for a week (I believe unjustly) due to rude behavior. Question: What recourse is there if I feel I was ...
435 views

### Three-vote close?

MO users might be interested in this StackExchange experiment: Testing three-vote close and reopen on 13 network sites. There has been considerable discussion around close-votes in MO Meta over the ...
298 views

### Why are there two separate tags (open-problem) and (open-problems)?

I assume that most likely this was just an oversight - but since it was a result of a moderator's action, it is probably better to ask than just remove the tag singlehandedly.1 Question: At the moment ...
196 views

I'm really hesitant to put this on the table, but what should be done with answers that to do not contain anything of help related to the question? Specifically I refer to this. It is not the fact of ...
539 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. ...
502 views

### Can I ask a question on MathOverflow and also on another site?

Sometimes one might ask a question on a website such as Mathematics Stack Exchange which is comparable but not identical to MathOverflow, and then decide to post the same question on MathOverflow. ...
278 views

### Name of the site

This site keeps getting questions from users who have mistaken mathoverflow for a place to ask questions about elementary mathematics. This is not a problem for me, as those too-elementary questions ...
339 views

### (When) are "career advice" questions on-topic here? If and when such a question is on-topic, what to keep in mind in answering such a question?

We have a tag career and a tag advice. We don't have a flood of questions under these tags, but for several reasons I think it would also be appropriate for us to have a bit more guidance on meta ...
384 views

### Is it possible to list all mathoverflow users from a given country?

Is it possible to produce the list all mathoverflow users from a given country?
380 views

### Can I undelete questions deleted by the OP if I find them interesting?

I am not sure and I could not find anything about the ethical guidelines. A new user recently asked a question, which I've found interesting, as well as others, as it started some discussion, and then ...
840 views

### 2021 Community Moderator Election

The 2021 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, ...
1k views

I have checked a random sample of questions in the main page, and it seems that almost every one of them has some form of answer in the comments, apart from completely unanswered/untouched ones. This ...
2k views

### Question about $i$ versus $-i$

I vaguely recall that some years ago, there was an MO question about how to distinguish between the complex numbers $i$ and $-i$, and in what sense this might be meaningful. I also recall that I ...
202 views

### How are hot meta posts decided?

I'm curious about the exact mechanisms behind the 'hot meta posts' blurb on the right hand side of the main/meta page. I have been monitoring it for the past few days to see if my recent question ...
311 views

### Proposing a change to the close-vote interface

The feature request in this post is at the bottom; I will first highlight why I think it should be implemented. Currently, when I go to close-vote a question I see the following pop-up menu: If I ...
414 views

### Influx of ridiculous number of spam users – what to do?

There is currently an absolutely ridiculous influx of spam user profiles: almost the entire "recent badges" section in the right-hand column of the main page is full of Autobiographer badges ...
901 views

### 2021 Community Moderator Election Results

MathOverflow's second moderator election has come to a close, the votes have been tallied, and the three new moderators are: They'll be joining the existing crew shortly — please thank them for ...