# All Questions

1,765
questions

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2
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### 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 ...

-4
votes

1
answer

307
views

### Should my question be closed?

See the question "On the number of $n$-perfect numbers". Some people claimed that it should be closed because I know the answer while I don't simply because they are hard open problems in number ...

-4
votes

1
answer

254
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 ...

-4
votes

1
answer

217
views

### How to contact moderators [duplicate]

Is there some way to contact all the MathOverflow moderators?

-4
votes

1
answer

271
views

### Why is a question asking for powerful arguments for intuitionism not a research level question?

I'd like to read some well-vetted and modern pieces arguing for intuitionism (the "intuitionist stance"?), which I take to be:
As the intuitionist sees it, the rules of logic used by mathematicians ...

-4
votes

1
answer

195
views

### Would this question be appropriate for (main) MO?

Note #1: title of this post was modified as per a great suggestion from Todd Trimble
Note #2 ( to site moderators): I truly consider this question to be a legit "meta" question about the MathOverflow ...

-5
votes

2
answers

2k
views

### Why was this question about axiom of choice and the Wiles's proof of FLT deleted?

Why was this question about axiom of choice and the Wiles's proof of FLT deleted?
Namely the question was as follows:
Does the Wiles's proof of Fermat's last theorem rely on axiom of choice?
[I ...

-5
votes

3
answers

649
views

### VIndictive downvoting--what can be done about such childishness, errh, lack of professionalism?

Clearly, from my reputation record, there has been some vindictive downvoting in the last three days or so. MathOverfflow is a community of people, not saints, and things like this are expected to ...

-5
votes

2
answers

367
views

### Why a Question gets Down vote and its Answer gets Upvotes?

Please, visit my question.
You will see the post has 9 downvotes and one of the answers got 7 up-votes. Moreover, the answer that got 7 votes is a mere try, not a complete answer. On the other hand ...

-5
votes

2
answers

485
views

### If it doesn't interest you, don't read it!

As an algebraist, if I see an analysis question on Mathoverflow that falls outside my expertise, I probably won't read it in details, and if I do read it, I certainly won't judge its "level",...

-5
votes

1
answer

639
views

### Restriction on Number of edits

Book about fluid dynamics asked Apr 13 '10 edited 1 hour ago
Are there examples of conjectures supported by heuristic arguments that have been finally disproved? asked 21 hours ago edited 2 hours ...

-5
votes

1
answer

265
views

### The reason for putting on hold a question

Why was this question put on hold? It seems to be fairly specific and it is about mathematics. You could argue that it is slightly meta-mathematical; would it then be appropriate on meta MO?

-5
votes

1
answer

249
views

### What to do when it seems that downvotes are not justified (for example, when they are directed "against" the person and not "against" the question)?

This question now has a score of $-2$ and it could be that it will be lowered still.
It is an elementary attempt to resolve an open problem.
I shared it with you because I am an amateur and almost ...

-5
votes

2
answers

307
views

### Should metaMO allow actual requests for mathematical consulting services to be remunerated either by honoraria or by "usual and customary" fees?

Should metaMO allow actual requests for mathematical consulting services to be remunerated either by honoraria or by "usual and customary" fees?
If so, should MO receive reasonable "broker" fees for ...

-5
votes

1
answer

225
views

### Bumping the question if it receives upvotes but no answer

Suppose a question is posted 3 days ago and it got decent number of up votes, say $5$ but did not receive any answer yet and not even comments which says some thing in direction of an answer..
In ...

-5
votes

4
answers

710
views

### Migrating a question which is already posted on the other site [closed]

When a question begins by saying "This question appeared earlier on math.stackexchange.com" and links to that earlier posting, how does it make sense to migrate it to math.stackexchange.com (thereby ...

-5
votes

1
answer

509
views

### How to properly ask for the (non)existence of hypothetical mathematical objects on MO?

A question from a rookie on MO.
During my research, I introduced in my physico-mathematical equations some "nasty", "problematic" mathematical objects (namely functional integrals) that are at least ...

-5
votes

1
answer

1k
views

### Protest for my account suspension [closed]

I posted this question about two month ago. Shortly after this, I got a moderator private message.
It says:
We've noticed that you have a pattern of engaging in lengthy discussions in comments, ...

-5
votes

1
answer

239
views

### Close votes of different types

Sometimes when a question is closed, different people have a different reason for closing it. You can see this while voting: there is a count in the margin saying how many votes of a given type have ...

-6
votes

2
answers

411
views

### Is this site not intended to help mathematicians and aspiring mathematicians become more informed about the subject?

My account says "we are no longer accepting questions from this account". Although some of my questions have been negatively received (and taking into account the fastidious nature of MathOverflow), I ...

-6
votes

1
answer

335
views

### How the moderators/admin decide the significance/research orientation of any question before closing it? is it intuitive to them?

I am not sure whether there exists some kind of objectivity in taking a decision in closing a question. For example my question https://mathoverflow.net/questions/226226/a-symmetric-function was ...

-6
votes

1
answer

370
views

### Are these close-votes cast correctly?

I asked this question on MSE. It received up-votes and one answer that seems imprecise and unsatisfactory to me. Then I posted it here on MathOverflow for answers of higher quality, and it was also ...

-6
votes

1
answer

297
views

### Would it be okay/interesting to ask a survey type question?

I would be interested in asking a question which asks mathematicians who visit the site the following question:
1) What research topic are you actively working on right now?
2) Why are you ...

-6
votes

1
answer

280
views

### Where did the reputation go?

Some time ago, it was decided that reputation should no longer be displayed by default, but users had the possibility to opt in to see it, as explained by Ben Webster. I had opted to see reputation, ...

-6
votes

2
answers

360
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, ...

-7
votes

3
answers

1k
views

### Why does mathoverflow encourage only research level questions while stackoverflow encourages ANY questions?

Why does mathoverflow encourage only "research-level" questions while stack overflow encourages "all-level" questions?
I understand that the two communities seem to have different mentalities towards ...

-7
votes

2
answers

458
views

### Why was my probability question closed?

Why was my question closed here? Probability every team successfully presents a solution
At a summer math program a contest is held for $n$ teams. Each team, composed of $n$ individuals, is given the ...

-7
votes

1
answer

218
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 ...

-7
votes

1
answer

591
views

### More precisely defining the scope of mathoverflow's subject matter

A few months back someone asked about the difference between questions appropriate for mathoverflow.net and those appropriate for math.stackexchange.com. And someone answered, saying something along ...

-7
votes

1
answer

768
views

### The question 'Mathematical work of Jonathan Gleason' disappeared

The question
https://mathoverflow.net/questions/291518/mathematical-work-of-jonathan-gleason
was deleted by some unknown person, not long after Jonathan Gleason passed away. I am shocked with the ...

-7
votes

1
answer

521
views

### What is the best way to ask for comments on your proposed proof of some known theorem on MathOverflow?

Firstly, I apologize in advance if this post in not suitable for MO, but in my personal circumstances, I have no other place where I could post it.
Suppose one is fairly convinced that they have found ...

-7
votes

1
answer

252
views

### Can the Math Overflow look be changed? [closed]

I love the math sites but I rarely visit this MathOverflow site because of its look. The color and appearance is not appealing. I know this will sound weird but the mathematics is cool, maybe they can ...

-7
votes

1
answer

355
views

### Is Mathoverflow aware of its role of popularizing mathematics? [closed]

I read book of prof. Michał Heller. He received award of Hugo Steinhaus for popularizing science. In his speech he mentioned Steinhaus in anecdote. In 1952 Secretary of PAN (Polish Academy of Science) ...

-7
votes

1
answer

178
views

### adding n cat lab tag

I propose adding n cat lab tag with an intention to discuss mathematics that is written in https://ncatlab.org/nlab/show/HomePage.
As https://ncatlab.org/nlab/show/HomePage has large amount of ...

-8
votes

1
answer

437
views

### Account not deleted [closed]

25 hours after my account was scheduled for deletion, the account is still active. I tried deleting my answers manually but it is not possible in most cases, same for questions. What should I do?

-8
votes

1
answer

512
views

### A radical proposal on votes and reputation

I was trying to explain the current controversy how “welcoming” MO is to a non-mathematician friend. The current best hypothesis for why MO is either attractive or repellent in general is that it has ...

-8
votes

1
answer

176
views

### Is it allowed to use images for pasting math formula?

Is it allowed to use images to paste math formula in mathoverflow.net ?
I think this is high efficiency, and few people search math questions by LaTeX.

-8
votes

1
answer

231
views

### Answering off-topic questions

What is MO's exact policy on answering or not answering off-topic questions? Assuming there is some well-defined policy. My guess is: you are allowed to answer off-topic questions and if somebody ...

-8
votes

1
answer

416
views

### Remove down-voting or show down-votes in the separate counter

I have been reading this question and answers and I have submitted the answer there which is really a question. I have added it there, because it come to my mind after reading the questions and ...

-8
votes

0
answers

647
views

### An Introduction to Suspension Theory [closed]

Inspired by Konrad's last post I would like to start a discussion thread on some possible aspects of long time/permanent suspensions.
"Konrad" is a pseudonymous name for a long time suspended user. ...

-9
votes

2
answers

466
views

### Play the game: an observation about the reputation [closed]

MO is a nice Q&A network. Its niceness comes partly from the fact that it's funny, thanks to the existence of the reputation points. Normally, mature mathematicians shouldn't need a system with ...

-9
votes

2
answers

248
views

### Has word "mathoverflow" trademark?

I have domain name mathoverflow.in, and I want to develop a free website or Q2A discussion forum using https://www.question2answer.org/ free open source platform. I'...

-9
votes

1
answer

275
views

### Let Mathematics be a wild beast

I think the mathematics is a subject that should not hesitate to question any of it's old truths, as it enjoys the status of being foundation of the truth for most other sciences.
However, I'm seeing ...

-9
votes

1
answer

268
views

### Does MO have a stand on neurodiversity? [closed]

Does MO have a stand on neurodiversity, if even informal? If not, should it have a stand? And practically speaking, how might it have a stand that could improve the community as a whole?

-9
votes

1
answer

385
views

### Why is this answer about naming deleted?

My answer for Naming in math: from red herrings to very long names has been deleted. According to Why and how are some answers deleted?, the only two relevant reasons are:
commentary on the question ...

-10
votes

2
answers

394
views

### Would you like to see a MathOverflow Mods' Office?

Recently Math Stack Exchange created the Math Mods' Office with the following room description:
For informal chat with the site moderators about moderation, spam, troublesome users and other ...

-10
votes

2
answers

358
views

### Why was my answer deleted?

The axiom of choice as a consequence of a stronger semantics?
On what grounds?
"It is not people who break ethical standards who are regarded as aliens. It is people like me who are isolated." (...

-10
votes

1
answer

394
views

### Why so heavy downvoting?

For this question I received 7 upvotes and 9 downvotes. Why is so heavy downvoting?

-11
votes

1
answer

178
views

### Limiting the length of questions?

Many questions on MO are not formulated as concisely as they could be. I would propose a limit of characters (to be discussed, say 500 characters), and you can "buy" more space by sacrificing some of ...

-11
votes

1
answer

488
views

### Should MO perhaps give numerological abductive questions a little more benefit of the doubt

Background:
This question is a much more specific version of a metaMO question which was deleted for some odd reason after one poster said in a comment that he agreed with everything said in the post....