# All Questions

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### Editing titles to include $\mathfrak{LaTeX \; Math}$

Should question titles, which sometimes intentionally avoid LaTeX math for those who choose faster rendering, be edited to insist upon LaTeX math? A recent instance that prompted my question is "two ...
145 views

### Hyperlinks not working in user profile

After the migration, it appears that the hyperlinks in my profile description are no longer working. I've noticed the same problem with some other users who I seem to recall had working hyperlinks ...
597 views

### Who owns the content of MO, and why migrating a question is legal?

There is a long list of comments in Migrating a question which is already posted on the other site, and an important question is deep in that list, so I repost it here. Where in the legal agreement, ...
698 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 ...
1k views

### Is it good practice to write “@someone” in a question?

On SE and on the old MO have seen @someone in a question. Probably this notifies someone in his inbox and draws his attention (which is the goal). Does it really ...
153 views

### Is there an option to hide migrated (or even on hold) questions?

It would make sense, especially for MO, to have an option to hide migrated and on hold questions in the user preferences. Is there a way to do this already? If not I think this would make a nice ...
340 views

### Option to migrate to CS Theory

We should add the option to migrate to Theoretical Computer Science when voting to close. This question is an obvious candidate.
631 views

### Is the following question on paper-writing etiquette appropriate for MO?

I'm wondering if it would be appropriate to ask a soft question on MO regarding mathematical etiquette. In more detail, I'm writing a paper that cites a well-known paper in my field, but I've been ...
257 views

### Soft question on history of Cohen Macaulay rings

A user over at MSE flagged https://math.stackexchange.com/questions/455506/why-cohen-macaulay-rings-have-become-important-in-commutative-algebra#question suggesting that it is suitable for MO. The ...
122 views

### Automatically fix outstanding mathjax issue involving backticks

After the transition to the stack exchange network, I have occasionally noticed posts being edited to replace occurrences of the following code (note the backticks): ...
843 views

### Where to share MathOverflow success stories?

We had an old thread about this at tea.mathoverflow.net but this is not the most obvious place for that. Where should we keep track of cool success stories like this recent gold nugget? Update: The ...
344 views

### Improving Anglo-American relations

Evidently maths.stackexchange redirects to math.stackexchange, but there is no apparent mathsoverflow.net. Granted, sover is not a word. Anyway, the suggestion is to create a thing called ...
354 views

### Why downvote on meta?

I only posted two questions on meta, both fact based and both about the way MO is supposed to work. Today, I realized that I have received three down-votes. I have a feeling about down-votes (and up-...
552 views

### How did I lose all my reputation points?

At the beginning of the summer I had around 1,172 reputation points. I didn't log on for a few months. Then, I saw that the site looked a little different and I looked at my profile and saw that I ...
1k views

### Ignoring certain users' postings

This old post on meta stackexchange contains a script that hides posts from users of your choice. There were some negative comments there and the script doesn't seem to be working anymore (maybe ...
552 views

### Getting Experts Opinions on Mathematical Results

I would like to know, whether it is in the line of MO rules to present a result and ask for "opinions" like whether it is already known or worth pursuing and, who might be interested in the result. ...
3k views

### Clarify meaning of “No action needed” in review queue

The review queue for late answers and first posts has the option "No action needed". Its description says that I should use it if no action is needed from me. This specific description confused me ...
370 views

### on- and off-topic questions [closed]

When might it be reasonable that a question is closed as off-topic because it "does not appear to be research-level mathematics" while one of many narrow special cases of that question, posted ...
476 views

### Allow questions to be closed as duplicates of questions on math.stackexchange.com

We frequently have questions that are crossposted, e.g. https://mathoverflow.net/questions/137414/systems-of-parameters-for-algebra-a#question. The only options for now are to close as off-topic, ...
248 views

### How do I use the comment notification system?

I would like to take better advantage of comment notifications. Where can I find a complete account of how they work? For example, it appears that writing @FullUserName in a comment will lead to a ...
267 views

### Why was my question closed?

I had a question that was on hold with a -1 vote. The vote increased to 0, presumably due to my edit. However, I see that it has been closed. I'm unclear as to why. The question is here: Torsion and ...
421 views

### Request for Undelete

I hope that I am following the instructions listed at How does deleting work? What can cause a post to be deleted, and what does that actually mean? What are the criteria for deletion?. I would like ...
181 views

### Remove substantial tag score requirement for suggesting tag synonyms?

I have recently attempted to create the obvious tag synonym 'dg-algebras' <--- 'differential-graded-algeb'. However, my attempt was thwarted by the system's insistence that I need five total score (...
265 views

### Why aren't the Precognitive and Beta badges retired?

The Analytical badge is retired, presumably because it is no longer possible to obtain it. If this is not the case, please let me know. If it is the case, shouldn't the Precognitive and Beta badges be ...
78 views

### Searching for questions without a certain tag

Is it possible to search the main site for questions which do not have a certain tag?
821 views

### Is this non-technical question appropriate?

I am interested in asking the following question, and would like some indication as to whether it is appropriate or not before I do. The question would be entitled something like 'Mathematical ...
146 views

### Appropriate procedure for removing little used tags which are too specific

What is the correct procedure for removing tags which only have a single question, and would be better off with a less specific tag? My example is a question which was tagged 'relative-entropy'. ...
1k views

### Explicitly pointing out math.stackexchange when (new?) users ask a question

I have recently flagged several questions for migration to math.stackexchange which were fairly clearly not about mathematics research and related topics. It was clear that in some cases these new ...
737 views

### Meaning of “hot questions” index?

What is the meaning of the numbers in the leftmost column: $94$, $70$, $54$, ...? Uncharacteristically, neither hovering nor clicking reveals the meaning.        &...
119 views

### Order of answers

Looking at the answers on a recently closed CW post about applications of pure math, I noticed that the answers were ordered by time posted, and not votes. Is this a new change? Is there a way to ...
580 views

### On “How does the work of a pure mathematician impact society?”

The question How does the work of a pure mathematician impact society? was originally quickly closed, relatively quickly reopened, after a longer time closed again and has at the time of this edit a ...
312 views

### Can I ask on the main question board about what are the recent research in some area?

I'm not a researcher yet, I'm defending my thesis next year and would like to get acquainted with recent results and branches of representation theory Mainly groups and C*-algebras Can I ask this in ...
392 views

### Printer-friendly versions?

When I print an MO thread (using Chrome, at least), the font size is extremely small (8pt? nested indices are very hard to read, at least). Since I don't think this is easily fixable on the user side (...
422 views

### Cleaning up comments

Traditionally, MathOverflow moderators only delete comments that are highly problematic. Even in that case, we copied the entire deleted comment thread to tea.mathoverflow.net. Since migrating to the ...
451 views

### Why the downvotes on off-topic questions

I am not that active on MathOverflow but I notice that almost every off-topic question is closed within an hour. Why is a flag (if you lack of reputation) or a close vote (and in both cases a comment) ...
338 views

### Questions answered in a comment

It may happen that a question has zero answers, but is actually already answered satisfactorily in a comment. An example is this question. I think this is somewhat misleading, as the "0 answers" ...
1k views

### Encouraging new users to provide a name or a nickname

After the transition to MO 2.0, I noticed an increased influx of anonymous users, with user names like user####. Of course, people can have all kinds of reasons to ...
413 views

### Would the question “Fourier series is to Fourier transform what Laurent series is to …?” be on topic at MO?

I asked the question Fourier series is to Fourier transform what Laurent series is to …? over at MSE, since that's where my questions usually belong to. But since I couldn't find any resources on it, ...
525 views

### Tumbleweed Badge: Proper Response

Being a European, I doubtless do not fully understand the associations of the Tumbleweed badge that I have just received. Is there a MO consensus about the appropriate reaction?
670 views

### Should questions to which I already know the answer in advance be appropriate for MO?

I was just asking Is it appropriate to ask for references and point to a blog with the same question and started to read http://blog.stackoverflow.com/2011/07/its-ok-to-ask-and-answer-your-own-...
126 views

### Is it appropriate to ask for references and point to a blog with the same question

I wonder if the community would find it appropriate if I ask a question like " Is this or that known? It would be interesting for this and that reason. For details see our blog "blah" where we ask ...
445 views

### Adding \LaTeX to old questions and answers

Maybe some context in the beginning. It is my second year in university so I am far away to be good enough to answer questions here, but from time to time I enjoy reading questions and answers. I ...
90 views

### Why do backticks appear in the title?

Why do backticks appear in the title of the following question? Is $\sum\limits_{n=0}^\infty x^n / \sqrt{n!}$ positive? Is that the expected behaviour? I foolishly attempted to edit the backticks ...
114 views

### How to ask questions during connectivity issues?

After a few hours of not being able to reach meta.mathoverflow.net, (possibly due to DNS?), I resorted to asking a question about it on the main site. Later I posted something to a chat room, and ...
551 views

### Help fix the documentation!

Moderators have started incorporating the old faq material in the new help system. It wasn't a perfect fit, a lot of stuff is no longer relevant, redundant, missing or broken. You can help by going ...
5k views

### On using MathJax to create 'white space'

The purpose of this post is, first, to raise awareness (as this, reasonably, might not be clear) that the way some (and it seems to me the number is growing) use MathJax to create 'white space' (or to ...
287 views

### What should the “hover text” for the MathOverflow link on all SE sites be?

If you go to the bottom of any page in the SE network (e.g. this one!), you'll see a list of SE sites. In particular there's a link to MathOverflow, that is potentially seen by a large number of ...
390 views

### Visits per day: 1

From the link that quid usefully provided in another answer: