# 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.

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### edits with links to material under restricted access

I have seen several times people editing a post to add a link to an article under restricted access/behind a paywall. By this I mean that the article is on some site requiring a login/payment before ...

**14**

votes

**0**answers

409 views

### Question was deleted, I'd like to know the answer or contact the poster

This question (now deleted) asked for a way to compute generators for $I \cap \mathbb{Z}[z_1,\ldots,z_n]$ as an ideal of $\mathbb{Z}[z_1,\ldots,z_n]$, given generators $f_1,\ldots,f_m \in \mathbb{Z}[...

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votes

**0**answers

508 views

### A tribute to the owners of the set-theory golden tag

In this slightly unusual and relaxed post,
I would like to express my admiration for
our all-time top rep user Joel David Hamkins,
in the spirit of the jon-skeet-facts post
from the sibling ...

**2**

votes

**1**answer

173 views

### How to ask the same question with additional hypothesis

In a recent question I've asked if a claim I've make could be true, a user answered with a counterexample and so I've accepted his answer.
Now I formulated some additional hypothesis under which I ...

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votes

**2**answers

593 views

### Companies accounts allowed?

The following account looks like some kind of SEO trick.
https://mathoverflow.net/users/106607/nilead-web-design-company
It doesn't seem that I can flag accounts for moderator attention, hence this ...

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votes

**3**answers

784 views

### Examples of mathematical exposition arising from MO answers

I could imagine that several very long Mathoverflow answers have eventually turned into expository papers. For example, I have posted this (unpublished) expository paper on the arxiv about various ...

**73**

votes

**4**answers

2k views

### Why all the negativity?

I've been on this site for several years and I appreciate the site a lot but I don't like to post here anymore because no matter what I write I get some kind of sarcastic comment, or put-down, or ...

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vote

**1**answer

657 views

### A remark on the abc conjecture

It went/goes something like this:
"It [the abc conjecture] resembles a false proposition in that A GREAT DEAL of results would follow from its veracity".
I may have read it in the comments of a ...

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votes

**1**answer

130 views

### Garbled MathJax in some old questions [duplicate]

In several old questions/answers I have seen in MathJax the combination \\, where it obviously should be \, and also ...

**11**

votes

**1**answer

486 views

### Apologies re image links update => bumping

In the days before StackExchange used i.stack.imgur.com for images, I had linked quite a few images to my college's web server. Now all those links are broken, and I will eventually move them to i....

**28**

votes

**1**answer

748 views

### MO in the Notices of the AMS

On page 333 of the March 2010 issue, John Baez wrote that "MathOverflow has become a universal clearinghouse for math questions."
The March 2017 issue features an interview with Prof. Ken Ribet--the ...

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votes

**12**answers

4k views

### News of potential interest to the MO community

Occasionally, there has been a suggestion to start a meta question to collect information that might be of interest to the MO community. This is an attempt to start such a thread.
Is there any ...

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votes

**1**answer

485 views

### How to deal with answers that should be comments by users with not enough reputation to comment?

Several times I have seen answers that should be comments posted by new users without enough reputation to comment. Sometimes they know it should be a comment, and say so.
Sometimes these get the ...

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votes

**1**answer

424 views

### May I know why is my question on hold when it is clearly research-level?

This is my question
https://mathoverflow.net/questions/262039/central-properties-of-the-integers-mathbbz-over-other-structures-with-sum
I think the question is clear enough and it is easy to ...

**4**

votes

**0**answers

185 views

### Thread for asking about suitability of math.SE question on MO?

Often there are questions of the type: "I have posted this question on math.SE. No satisfactory answer so far. Would this question be suitable for MathOverflow?"
People ask this in various places:
...

**2**

votes

**1**answer

203 views

### Are users pingable from questions/answers?

There is this extremely handy feature - you can ping any user participating in a comment discussion with @. In my recent question A "prequestion" about meromorphic representations of ...

**3**

votes

**3**answers

640 views

### Is it possible to get an internship or may be admission to a graduate program on the basis of activity at MO?

Well, it is amazing to find some of the greatest figures of mathematics at MO (including Field medalists) and even more startling is the fact that they have put queries too.
So, I was left wondering ...

**16**

votes

**1**answer

970 views

### How to deal with questions referencing/promoting questionable/'fake' research?

This morning, the following question involving the Riemann Hypothesis was posted:
The Riemann Hypothesis Proof
(in case it gets deleted: here is its content, albeit in a less readable form)
It was ...

**3**

votes

**1**answer

187 views

### What is the position on titles using \displaystyle, \dfrac, etc.?

I am much more familiar with math.SE. On that site there are explicit guidelines about LaTeX in titles and things like \displaystyle, ...

**4**

votes

**1**answer

220 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 ...

**2**

votes

**1**answer

215 views

### Editing signed posts

The post homomesy and asymptotic behaviour currently ends with "regards, A. Leverkühn". My impression is that the MO policy is not to sign comments, much less posts, but removing this seems like a ...

**0**

votes

**2**answers

243 views

### Using other alphabets/writing sytems for author names

The following question
Fractional-order Rellich–Kondrashov Theorem
uses the Cyrillic alphabet to write "Kondrachov", and I wanted to know what was the policy of the website concerning this vaguely "...

**22**

votes

**1**answer

1k views

### Why do we link to Twitter, Facebook or Google+ below every question?

I edit this old feature request of mine, in the hope that mentality have evolved and some consensus can be reached and some action be taken:
After each question on MO (with no answers yet), we can ...

**22**

votes

**4**answers

1k views

### Community Peer-Review in Mathoverflow

I was recently surfing around the Physicsoverflow and I have to admit I was impressed by their Review section. I could not help myself from thinking how -and if- such a feature could also be ...

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votes

**0**answers

140 views

### Merging old duplicates?

New to meta, so apologies for any breaches of etiquette.
I've just noticed that these two old questions are duplicates:
Smallest permutation representation of a finite group?
Smallest n for which G ...

**2**

votes

**4**answers

485 views

### Is there any third party search engine for MathOverflow?

As has been discussed in this meta post, there is a third party search (with $\LaTeX{}$ support) engine for Mathematics Stack Exchange. I was wondering whether there is search engine with similar ...

**13**

votes

**0**answers

608 views

### Users with many questions having negatives votes

I am a bit hesitant to bring up this issue, but since it does bother me a good deal here goes. It has similarities with this other meta question but with a more objective edge maybe.
It is a fact ...

**12**

votes

**1**answer

384 views

### Use full name instead of just family name if the family name is too common

I deleted the original post on MO and put it here.
Unlike the western counterpart, Chinese family names have fewer varieties. So you can see many Chinese mathematicians named as Zhang, Wang, Li, etc....

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vote

**0**answers

80 views

### Formatting: Diacritics outside of Formulas

I recently tried to write the name of the French mathematician Gâteaux in the correct way, i.e. with a circumflex over the first 'a'.
Using MathJax formatting inside inline math or in formula, that ...

**1**

vote

**0**answers

78 views

### Locating a question on zero-one vectors in the kernel of a matrix

I remember there was a question posted to MO about maybe two months ago or so which was, essentially, about the existence of zero-one vectors in the kernel of some matrix. Can anybody help me to ...

**27**

votes

**3**answers

2k views

### Celebrity usernames

The question "naive de Rham cohomology fails for singular varieties" (naive de Rham cohomology fails for singular varieties) recently received an apparently useful answer from a user with the name "...

**3**

votes

**1**answer

193 views

### “what is” type questions

is it acceptable to put questions of the type "what does ... mean?" or "what is ...?" on MathOverflow. For example?
what is the moduli space of higgs bundles?
what is a Picard-Viessot extension?
...

**2**

votes

**1**answer

188 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 ...

**16**

votes

**1**answer

236 views

### Splitting a question

I recently asked a rather broad question, with four parts. I quickly received an excellent answer which solved three of them, but the fourth seems to be less related than I thought, and is still ...

**17**

votes

**2**answers

584 views

### Guidelines for contacting author of paper directly as opposed to asking on mathoverflow

Every now and again I will have a very specific question about a paper or book, for which I think there is a high likelihood that only the author(s) of the paper or book can give a definite answer. ...

**2**

votes

**0**answers

99 views

### Redirection for off-topics posts

At the moment there are three choices in the Closing > Off-Topics > Migration tab.
Shouldn't the other stackexchange websites
http://matheducators.stackexchange.com and https://hsm.stackexchange.com/...

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vote

**0**answers

156 views

### The tags (transcendence) and (transcendental-number-theory)

There exist tags transcendence and transcend.-number-theory (probably shortened from transcendental number theory to fit 25 characters limit for the tag name). At the moment, the tag-info is empty ...

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votes

**0**answers

89 views

### “Conley index ” as a tag

Is there a tag which can be related to methods on Conley index theory?I could not find a tag with this title.

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vote

**0**answers

89 views

### How to Ask Multiple Very Specific Questions About New Applications of an Old Theorem

This question is a different flavor of this one, the difference being, that I am not looking for help in understanding something.
My "problem" is, that while ramping up my knowledge about the ...

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votes

**2**answers

424 views

### Is it worth editing old posts to add links for references?

I always appreciate when citations to papers in MO answers/questions have a hyperlink — it’s very convenient for the reader, especially in cases where the referenced paper is non-trivial to find.
...

**7**

votes

**0**answers

221 views

### Editing an old post to add MathJax

Sometimes I come across an old post which does not use MathJax. Is it OK to edit such a post if the edit improves readability?
This question (and its answers) motivated this post. I know some users ...

**0**

votes

**1**answer

273 views

### Why was the question on the history of $y=y(x)$ put on hold?

It seems that we are still accepting questions on the history of mathematics as well as on notation. Why was this one not considered to be of research level on these two tags? I have checked the help ...

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votes

**2**answers

963 views

### Using MathOverflow to get new results in your research and publish them afterwards

So, MathOverflow is mainly used for posting research problems. Assume I have a research idea on which I want to write a paper. I developed it to some extent, but I am stuck somewhere and I post the ...

**16**

votes

**3**answers

572 views

### Are well-posed questions about the mathematics job search on topic at MO?

When MO was young, it quickly became the dominant forum for mathematical discussions. At the time, the scope was pretty much "anything that is on-topic at a department Tea". For example, we had ...

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votes

**1**answer

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### Why are there no dates on community wiki questions

While "ordinary" questions have their birth time readily visible above the original poster name, it seems like the only way to find out when a CW question has been asked is to view its revision ...

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votes

**0**answers

235 views

### Border line MO-Math Stackexchange

Occasionally there are questions that are beyond the level of Math Stackexchange(they get few views and no responds) but also for whatever reason the consensus on MO is that such questions don't quite ...

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votes

**0**answers

253 views

### My question has been asked but not answered at all. What should I do?

My problem is somewhat similar to My question has already been asked, but not really answered? What should I do?.
But in my case the question has not been answered at all.
My first idea was to write ...

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votes

**0**answers

573 views

### Question mysteriously deleted

I answered a question earlier today. It asked something like for an element $g$ of a free group, does there exist a finite-index subgroup of the free group such that g is a basis element of the ...

**4**

votes

**0**answers

223 views

### What is the best time of the year to ask a question?

I wonder if there is any data on whether questions receive more attention in some months, while less in some others.
Is it better to ask during Christmas or the summer break, at the beginning or at ...

**27**

votes

**1**answer

911 views

### Is it okay to put on your profile that you're looking for a job?

The title says it all. I do not see why it should be a problem, but I realize I have never seen anyone doing that here (or I forgot), so I ask.