# All Questions

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### Reputation number not visible on main page

This is a very minor bug, but the reputation number seems not to be visible on the main site: Interestingly, it is visible in meta:
335 views

### What about talking about life? How to work, manage, organize, and so forth?

My question comes from a general an recurrent observation on MO (and more generally in the real academic life): doing research (in mathematics) is a whole ecosystem, full of different tasks and ...
66 views

### Occasionally reproducible bug with macro definitions in a draft post affecting macro use in comments

In the course of a discussion involving using MathJax to re-define macros, I couldn't recall if MathJax obeys a \newcommand for an already-defined macro, and so ...
1k views

### Formatting Sandbox

The purpose of this thread is to enable people to check if their formatting works and to play around with their MathJax code. Quoting from Bill Dubuque's Formatting Sandbox on meta.math.SE: To use ...
197 views

How do I add a link to an external published article in a comment? I don't see the edit frame with the link button. What is the syntax I can use? (I did search Meta but did not see ...!)
831 views

### Hiding reputation

In MathOverflow 1.0 we had the ability to hide other users' reputations. Can we get that again? (Also, I had to rewrite this question several times to get past an annoying box that said my question ...
137 views

### Planar geometry on MO

"Planar geometry" here is 2-dimensional Euclidean geometry, usually used as Olympiad geometry problem, its objects just be a bunch of lines and circles, it has no Combinatoric aspect and not ...
346 views

### To which extent should spam posts on meta be considered a problem?

MathOverflow is one of the few sites in the Stack Exchange network where users with reputation 1 can post on meta.1 Clearly, this has some advantages2 and some disadvantages. Probably one of the ...
316 views

### Comment / Down-vote / Vote to close -- in what order, with what delay?

If I see a post that I think belongs on MathStackExchange, what should be my first response? a) Comment to the user b) Down-vote c) Vote to close with suggestion of migration And how long should I ...
355 views

### Is asking for good review papers a good question?

I think that generally speaking asking for papers might be a non-research issue. If it's merely a google issue, then it shouldn't be in MO. What about Survey/Review papers? Obviously those are hard ...
104 views

### Why is there unexpected space at the beginning of a paragraph in an answer?

In @GabeK's nice answer to @JonBannon's question Each mathematician has only a few tricks, there is unexpected space at the beginning of the third paragraph: My first thought was that there might be ...
270 views

### Is it possible to see the source for a comment?

Although this question seems to be new to M.MO, @MartinSleziak points out several related posts on Meta.MSE. I was curious about the diagrammatic magic of @YaakovBaruch's recent comment, and so ...
865 views

### Revamping the closure reasons in 2022

Prompted by Gro-Tsen's recent meta question, it appears that now may be a good time to rethink our site-specific close reasons here on MathOverflow. Background: If you have sufficient rep, you can ...
468 views

### Are there policies to respect in order for MathOverflow Q&As to be tracked back in relevant zbMATH Open reviews?

Are there policies to respect in order for MathOverflow Q&As to be tracked back in relevant zbMATH Open reviews? I am asking this since I noticed that all questions and answers to which I ...
543 views

### Questions about correctness of published papers

A recent thread brought up the issue of the appropriateness of discussing correctness of a published paper on MO. Correctness of Thierry Aubin's argument about positive Ricci curvature I did a ...
634 views

### Local vs. Global MO in relation to "Polymath" efforts

Certain polymath-flavor questions appear on MO, and are not really appropriate for the forum. Such questions are probably posted (I can only be sure for my own such posts) because MO captures a huge "...
1 vote
90 views

### Icons for MO/metaMO in community list changed?

I notice that in the community list under the SE hamburger in the top right, the icons for MO and for meta have changed: clearly having the MO logo attached to meta.math.SE is an issue, but we are ...
145 views

### Serial voting was reversed

I was recently noticed "serial voting was reversed" on MO. I am curious about how this works, and what this exactly means (I don't have the feeling that I did something wrong). Note that I ...
535 views

### Was the custom close reason mentioning Math.SE removed?

For a long time, these two custom close reasons used to be available: This question does not appear to be about research level mathematics within the scope defined in the help center. MathOverflow ...
2k views

### Updated: Is it time to replace links to the UCDavis arXiv frontend?

This question from March 2020 points out that many questions/answers link to papers at the http://front.math.ucdavis.edu/ frontend instead of at the arXiv itself, but that the frontend had been down a ...
900 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 ...
142 views

### Can we recover old MathOverflow Meta "Tea" discussions?

Today I flagged a question as needing to be made community wiki. I thought about why, and found this old question of mine here. Carlo Beenakker helpfully linked to a thread on the old tea. Link ...
528 views

### When answers are primarily opinion based, should the question be CW?

A question was just asked about whether or not we still need model categories of spectra (vs working with the $\infty$-category). To me (and Fernando Muro at least), it is reminiscent of a previous ...
359 views

### Keeping a question on track or allowing people to chime in with stuff they'd like to mention?

I am slightly unhappy with the direction of drift to answers to this question. On my reading, the OP mentioned a phenomenon and asked how editors should react to it. This seems to have been taken by ...
1 vote
238 views

### Why are some non-research questions so highly upvoted?

It is not difficult to find soft questions on the website which do not clearly strike as research level. To give examples of some: 1, 2, 3, 4, 5. Yet some of them are upvoted so highly that even many ...
262 views

### New community close vote reason

While doing some cleanup on the home page just now, I noticed that we have a new community specific reason to close. The second option in the list is new, and leaves me slightly confused. While I ...
464 views

### Flagging Low Quality Questions

For questions of extremely low quality that are sure to get closed anyway, do the moderators still want flags? Or is that just cluttering up their mailboxes to no purpose?
343 views

Is there an established policy for how to cite a paper you link to in a question/answer? If not, what does etiquette dictate appropriate for citations? I used to be careful to include full citations ...
2k views

### How should we react to the existence of Math Educators SE?

As was previously announced at meta, there is now an SE site for mathematics education (MESE). My broad questions is this: Should we react to this somehow? (More specific questions are below.) Does ...
3k views

### What MO is for and what is *your* aim in participation?

Q1: What is your view on the purpose, aims and benefits of MO? Q2: What are your specific aim, targets and benefits in participation at MO?
605 views

### Recurrent posting about «Matrix polynomials» and so on

MO is currently being the focus of what I guess to be a single particular individual R.T.Man sporting multiple unregistered users identity (like Eskand or H.night). S/he's asking multiple very similar ...
375 views

### How to make it easier to moderate blatantly off-topic questions?

As many of you have noticed, there's a lot of new users asking basic mathematics questions. This is not the only site in the network with this kind of problem; on Meta Stack Exchange we get all kinds ...
578 views

### I have a question which is a near fit for MathOverflow. What are some other resources I might consult?

What are some other resources which might be useful for somebody considering asking a MathOverflow question, especially if their question is not quite a perfect fit here? In asking this, I have ...
672 views

### Has MO traffic decreased a bit since the invasion of Ukraine?

I check the review queues several times a day, each day. I have noticed a significant drop of posts in the queues that I am watching (First questions, First answers, LQP, Late answers). Even the ...
1 vote
120 views

### Downvote and vote to close of a recent question

I recently asked the following question on God's number for higher dimensional sequential move puzzles. It was downvoted once and has a vote to close, even though it is in my eyes a perfectly good ...
260 views

### Editing old question, can't submit as title is too long

I'm editing Is there a canonical map from the cohomology of orbifold Chiral de Rham on an orbifold to the cohomology of Chiral de Rham on a crepant resolution? as there was a broken arXiv Front link (...
511 views

### Could we add another reason for closing that's more appropriate for "check this (dis)proof of RH"-type questions?

I wanted to vote to close this question which claims to disprove the Riemann Hypothesis, but I realized that, even though we get questions of this kind occasionally, none of the reasons to close is ...
427 views

### Revising the help page on "What topics can I ask around here?"

This is a freestanding post taking its content from a previous discussion on the modal window for first-time askers. Thanks to Martin Sleziak and Tim Campion for the encouragement to post it ...
304 views

As discussed in this recent post, there is currently an influx of a ridiculous number of profile spammers showing up with the Autobiographer badge in the "recent badges" box on the MO ...
898 views

### Reputation and badges are no longer visible next to the users' names

Right now it seems that a bug is affecting MO: reputation and badges are no longer displayed next to the users' names. This happens both on the front page: as well as on pages of individual questions:...
147 views

### Would this question be appropriate on the main site?

I would like to ask a "big list" style question on the main site. The question would be "How do we pronounce the names of famous mathematicians?". Each answer would be an audio ...
72 views

### Limits on overflowed integrals are too far away from the integral sign

I edited Multiplying divergent integrals using Hardy fields approach to put equations clearly meant to be displayed in display mode. Once I did so, one of the equations exhibited very strange spacing,...
169 views

### Mystery popup window

Last week or so, when I get into an SE site (MO in particular), a popup window appears in the lower left corner for few milliseconds. Some kind of clickable button there, with not enough time for me ...
94 views

### When voting to close, only 3 alternative SE listed as options

If I vote to close, one of the options presented to me is that the question belongs on a different SE site. I don't recall seeing this option before so I assume this is a relatively new feature, ...
391 views

### Feature request: add short "about MathOverflow" section to the front page

Until a few years ago MathOverflow front page had a short section at the top describing what the site is for. I am not sure when it disappeared or why but I would like to see it restored. Currently ...
101 views

### \eqref across posts

While editing @Ruy's answer to How can one define a kind of "determinant" on a reduced group $C^*$ algebra?, I tried to insert an \eqref to the equation ...
252 views

### Might featuring some FAQ posts on meta be useful?

Among the things on the site which can be directly influenced by the site moderators (without any involvement of Stack Exchange staff), probably the community bulletin has the most visibility. The ...
340 views

### 1000 Questions by Dominic van der Zypen!

Amazing milestone! Our first $1000$-question user. Question # $1000$: "Edge sets on 𝜔 maximal with respect to chromatic number".
210 views

### Do we have a privacy problem when people try and leave the mathoverflow community?

Do we have a privacy problem when people try and leave the Mathoverflow community? Due to my objections regarding MO I deleted my profile. While I understand not deleting my questions and answers, I ...