# Questions tagged [discussion]

The question you're asking is designed to solicit opinions or best-practices on a particular topic, with the goal of reaching community consensus.

1,071
questions

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votes

**1**answer

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### Delete wrong answers or leave them for instructional purposes

It is tempting to just delete a wrong answer on mathoverflow.net. However, some errors are subtle, and it might be instructive to label some wrong answers as such, but leave them on MO to highlight ...

**28**

votes

**2**answers

623 views

### Migrating to Math.SE: too many close reasons

As everyone knows, we get a fair number of questions on this site that are not research level, but would be appropriate for http://math.stackexchange.com. As a frequent Math.SE user, I have an ...

**3**

votes

**1**answer

234 views

### Reposting a Deleted Question

What are the opinions about reposting a question that come up with the discovery of a new algorithm, but had to be deleted because an "interested party" wanted to do some checking before deciding on ...

**7**

votes

**1**answer

195 views

### Maximal bounties

Which question in MO has had maximal total bounties among other questions? I mean the total bounties which are given by the asker or other participants.

**12**

votes

**1**answer

10k views

### Using MathJax for formating (**bold**, *italics*)?

Some users use MathJax to get italicized or bold text. This is sometimes done in titles (where MarkDown is not available), but some users do this also in body of a question, where MarkDown is used. ...

**9**

votes

**1**answer

554 views

### A (type of) question which falls between MO and academia.SE?

This question Style of mathematical writing vs. too many lemmas seems like it may get closed. I am somewhat torn as to whether it should stay open or be closed (and so I have neither voted up nor down ...

**-10**

votes

**2**answers

386 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 ...

**3**

votes

**1**answer

560 views

### Is this thread really discussing mathematics or some technology?

The activity going on in this thread, I do not think it can be constituted as mathematics. It think it is image processing, but still not the mathematical aspect of the image processing but purely on ...

**0**

votes

**1**answer

177 views

### How to get better response on a problem (specific case study) and suggestions from mathematicians?

Why not enough response for this question. I guess there is too little interest in classical Fourier analysis. I have given enough motivation, which is about proving a possibly new result in Fourier ...

**3**

votes

**2**answers

178 views

### Appropriate to ask question regarding choice of "magma" to describe simple algebraic structures?

I just started reading Bourbaki's Algebra, and posed a question regarding the choice of the word "magma" (which I came across on the first page of Bourbaki) on History of Science and Mathematics SE.
...

**8**

votes

**1**answer

334 views

### Sticky vote controls at MO?

This SE meta post mentions a test of sticky vote controls.
I couple of days back I remember that I had sticky vote controls for a short while but then it returned back to normal.
The linked post ...

**0**

votes

**1**answer

216 views

### Will this question be suitable for MO?

Recently I have asked two questions in MSE regarding the simultaneous solutions of the following inequalities:
$$x+y>p_{\pi(x)}+p_{\pi(y)+1}\tag{1}$$$$x+y>p_{\pi(y)}+p_{\pi(x)+1}\tag{2}.$$
My ...

**9**

votes

**2**answers

588 views

### Is universal public visibility of up-votes/reputation/badges really beneficial?

Parabolically, suppose that Quentin asks a question that may as well be well-thought-out and interesting; suppose Albert and Beatrice work out answers A and B, that Albert's answer looks good and ...

**19**

votes

**0**answers

1k views

**1**

vote

**1**answer

215 views

### Giving a question a recent "activity" though nothing is visible?

It happens occasionally that a question is marked "Active: Today" but clicking on this doesn't show any recent activity.
I guess that this happens whenever somebody deletes his/her answer. So far so ...

**6**

votes

**1**answer

172 views

### Subquestion of Original Post

On this question, I asked broadly about computing the Gauss Legendre quadrature for large N. However, I've mentioned there in the "edit" section an algorithm I've found on the web, which theoretically ...

**2**

votes

**3**answers

259 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 ...

**4**

votes

**0**answers

646 views

### I want to post a question on MathOverflow, but is it suitable?

I posted a question "A question on the remainders of integer division" on Mathematics one week ago. There is not any answer until now.
I do not think it is a question of professional level, but it ...

**1**

vote

**0**answers

581 views

### Algebraic Geometry Chat Room

At the request of Denis Nardin, I have started an MO algebraic geometry chat room at http://chat.stackexchange.com/rooms/23540/algebraic-geometry. For now I am the room owner, but I am happy to let ...

**5**

votes

**1**answer

378 views

### Migrating a manifold learning question from CS theory to MO overflow

I just opened the following question:
Are there any learning algorithms with any provable guarantees for manifold learning or manifold regularization?
the question is mainly about algorithms and ...

**8**

votes

**0**answers

232 views

### Can we bring back the question about Gauss-Legendre nodes and weights?

The question
Computing Gauss Legendre Quadrature for Large N
was voluntarily removed by its author, after I implied (with a link to Wikipedia) that the answer was trivial and well-known. I have ...

**14**

votes

**3**answers

1k views

### Should we try to re-start manual deletions or is the situation fine anyway?

On MO 1.0 we had, after some discussions and conflicts but still, what I think was a quite smoothly and efficiently working process of deleting "bad" content.
It seems with the move to MO 2.0 this ...

**-23**

votes

**1**answer

1k views

### Is there any way I can get a moderator removed for misconduct?

One of my posts that answered a question (for those who can see them now, they are at Is there some known way to create the Mandelbrot set (the boundary), with an iterated function system?) was ...

**15**

votes

**1**answer

658 views

### a spate of deletions by "Community"

18 minutes ago (at time of writing) a whole swathe of questions appear to have been deleted, some of which seemed not to be obviously sub-par or off-topic, and some of which had a net rep scoire of 0 (...

**10**

votes

**0**answers

545 views

### Probability question migrated to stats.stackexchange

What has happened to the following question?: https://mathoverflow.net/posts/202242/revisions
Firstly, it looks like a reasonable question to me (although the notation could be improved). Why was it ...

**23**

votes

**2**answers

1k views

### Editing etiquette

What are some general guidelines for editing a MathOverflow post? Are there some "do"s and "don't"s I should know about?
(The material that was previously in this question box has been moved to an ...

**24**

votes

**2**answers

877 views

### Statistics showing that more reputation for questions leads to better questions

One of the more controversial aspects of the transition to MO2.0, for myself at least, was the reduction in the reputation added for upvotes on questions asked from +10 to +5, while retaining the ...

**11**

votes

**2**answers

451 views

### Is there a way to find which MO questions/answers point to which others?

Every once in a while, an old question of mine (e.g., "$C^1$ isometric embedding of flat torus into $\mathbb{R}^3$"—approaching 5 yrs old) sees a minor flurry of votes. I presume this is because ...

**3**

votes

**1**answer

260 views

### Should I add a hypothetic solution of a partial problem in my answer or ask a separate question whether this hypothese holds?

In the MO-question on a lacunary series I wrote an answer (really: a comment) having the hypothese about an interesting fact (the function $d(x)$ as difference between the OP's function $f(x)$ and ...

**6**

votes

**1**answer

271 views

### Should I edit this question or make a new question?

Should the Grothendieck ring of varieties be K_0 of numerical motives?
I want to change it to:
1) Asking about after tensoring with $\Qb$
2) Asking if there is a map in some direction and if ...

**32**

votes

**1**answer

2k views

### Is MathOverflow saturated?

I am playing with the Stack Exchange Data Explorer to compare some MathOverflow stats to arXiv stats. I was surprised to see, that in the last 4 years there was almost constant activity (measured by ...

**0**

votes

**2**answers

933 views

### Is it appropriate to ask why a textbook on nonlinear algebra not well known?

I am wondering if it would be worthwhile to ask why a certain textbook and/or its authors (Dolotin and Morozov) are not well known.
From the description of the book:
This unique text presents the ...

**-2**

votes

**1**answer

378 views

### Legitimate questions put on hold with no comments, no notification, and no chance to improve

My question was put on hold as unclear. I see a number of issues in this:
No intent was made to clarify the question via comments: it was just shut up. I consider it rude and unhelpful.
No reason was ...

**30**

votes

**9**answers

1k views

### Privacy of software-generated links to questions and answers

Recently I noticed that the software inserts the id
of the currently logged in user in the “share” link
of any MathOverflow question or answer.
When one is logged out, the “share” link comes out ...

**22**

votes

**5**answers

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 ...

**14**

votes

**2**answers

397 views

### Illustrating posts of others

This issue arose in connection to the question Is this a $C^0$ foliation of $\mathbb{R}^2$? where a foliation is described formally. I thought it would help to have a picture of it. Initially I wanted ...

**-1**

votes

**2**answers

488 views

### Proposed question: In the math history books of the future, what will be written about the years 1960-2010?

I was reading Stillwell's book, Mathematics and its History, and it got me thinking about how research developments in the last two decades (i.e. history for us too, except recent) would be "narrated"....

**66**

votes

**1**answer

10k views

### Why is "what is the difference between mathoverflow and math.stackexchange?" not prominently displayed?

It is a truth not-quite-universally acknowledged that a newish Stack Exchange user in possession of the knowledge that there are two sites named "Math Overflow" and "Math.StackExchange" will be in ...

**10**

votes

**1**answer

481 views

### Should there be a "statute of limitations" for closable questions?

Ever more frequently I find in the "close votes" review queue questions which are a few years old. Many of them already have accepted answers, and one can see that they were well received at the time ...

**43**

votes

**0**answers

1k views

### An interactive graph of MathOverflow tags

I created a graph of tags from Stack Exchange sites (including MathOverflow), TagOverflow.
It is a continuation on my previous project - plots with static graphs and (sadly) without MO (due to API ...

**11**

votes

**2**answers

341 views

### Merge complex-analysis and cv.complex-variables?

We have distinct tags complex-analysis and cv.complex-variables, of which the latter is the arXiv standard name. They seem to mean the same thing. Should they be merged?

**5**

votes

**0**answers

549 views

### Recent question considered off-topic?

I recently posted this question, which was flagged as off-topic:
How to approach the stigma of not having a math degree?
I'm not sure why it was flagged. MO asks for questions about research-level ...

**1**

vote

**0**answers

273 views

### Why is this still 'unclear'? [closed]

I recently asked a question that was subsequently put 'on hold' for being 'unclear'. I then edited it pretty drastically, and as far as I can tell there is nothing really unclear about the new version,...

**1**

vote

**1**answer

333 views

### Off _topic question

I would appreciate if you help me to underestand why is this question counted as off_topic.
Is realy all embedding of $F_{2}$ in $SO3$ an obvious question?
Thank you.
Edit: The MO question has ...

**6**

votes

**1**answer

242 views

### Hard to notice links in comments

This is a conscious duplicate :D
There are at least two more questions about it (The color of links in comments, On the current color scheme, and why it sucks - by the way, when trying to share them ...

**14**

votes

**1**answer

580 views

### Is it appropriate to edit a question for the sole purpose of having it highlighted?

I recently asked this question on the main site; after one day it didn't receive much attention and I decided to completely restyle it to make it more appealing, it got to the top of the "Recently ...

**9**

votes

**1**answer

889 views

### Lots of non research-level questions

There seem to be lots of questions appearing posted by users that either mistake this site for math.SE or do not know what the purpose of the site is. Would it be possible and a good idea to limit ...

**29**

votes

**1**answer

929 views

### How can a nonacademic with research level questions know which questions are research level?

I am actually still in High School, but I enjoy some more advanced forms of mathematics. I asked a question, and it generated a great response, and I really enjoyed the process, so must have come of ...

**7**

votes

**1**answer

591 views

### Famous questions

I noticed this
Famous MO Question.
Its title is:
"Difference between Principal Component Analysis(PCA) and Singular Value Decomposition(SVD)?."
It has zero votes, but is one of the most "famous" MO ...

**30**

votes

**2**answers

1k views

### Encouraging student users?

I recently made the transition from student to professor, and now I have a research student of my own. She keeps coming up with wonderful ideas, and I keep feeling like "surely this has been ...