# All Questions

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### area 51 proposal - Math review

Recently I created a new proposal at area 51; it's called Math Review (http://area51.stackexchange.com/proposals/90443/math-review), and it is intended to be a Q&A site concerning troubles one ...
494 views

### the number of on line users at a given moment

Is there a way to realize that, at a given moment, how many users are (MO) on line? Thank you
6k views

### Flood of Similar New User(s)

The following thirteen(!) users: goingfullscheme valua_aint_no_galois going-full-isomorphic logicians_rule, martintzar royalroadtogeometry bundlist compactbut faptoint you_dont_mess_with_ron ...
1k views

### Answering not research level questions

I just commented the solution to a question that was obviously not research level. Then I deleted the solution again since providing it might encourage people to again asking such questions. ...
814 views

### Pronunciation questions

Every so often, I have a question about the correct pronunciation of a math term/name that I’ve only read, and the answer isn’t on Wikipedia. Some examples from my past: “Hartshorne” (I ended up ...
729 views

### Which “non-arxiv” tags are de facto top-level tags?

The tag system on MathOverflow is designed in such way that each question should contain top-level tag; these are the tags which correspond to subject areas on arXiv and generally have format such as ...
2k views

### What is needed to succeed in keeping up the level of the site and retaining the good contributors?

MathOverflow is a nice high-level communitiy with a good collegial academic atmosphere. I'd like to know about how this can be achieved; for example how does MathOverflow keep up the good qualitiy of ...
2k views

### Dealing with possible incorrectness

I have seen a few responses on MO that I think are either incorrect or possibly incorrect. What is the best way to draw attention to possible incorrectness? (I provide two examples below; if this is ...
459 views

### What is MathOverflow's “agreement” with Stack Exchange?

On June 24, 2013, MathOverflow signed an agreement with Stack Exchange, Inc., to migrate the original site to the newer Stack Exchange 2.0 platform and join the Stack Exchange network. François G. ...
509 views

Let me first say, that I consider links to papers referenced in MO posts a useful things. And so do other users, judging by an older discussion on this topic: Is it worth editing old posts to add ...
624 views

### How to wake up an old question?

Suppose there is an old question on mathOverflow, asked by someone else, which has been voted up a quite decent number of times, and received several answers which have also been voted up, but no ...
9k 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. ...
254 views

### Quick or easy methods to post math or diagrams on chat

One of the seeming obstacles to having scheduled informal seminars on chat is the extra work, probably mostly for the leader of the discussion (should there be one), in presenting ideas on the chat ...
592 views

### Community standard for contacting users off of MO?

If a user is using their full name as their user name, what, if any, is the community standard with regards to emailing that user using their independently found work email address about their ...
2k views

443 views

### Can anybody provide a clear list of design changes that are obligatory, with explanations?

With several heavily loaded questions here on meta and the StackExchange meta, - MathOverflow updated site theme is ready for testing! Responsive Design Themes - What can sites customize and how can ...
407 views

In my hotel in Shanghai, I get the error message MathOverflow requires external JavaScript from another domain, which is blocked or failed to load. Is there a work around for this? Posts load very ...
691 views

### Appropriate Reaction to a Failed Reference Request on MO

This follows Amir Asghari's advice concerning my comment on the answer to Answering my own question: Background of my question is, that I can envisage different reasons for reference requests on ...
755 views

### Is it possible to use tikzcd code in MO posts?

Question : Is it possible to use tikzcd code in MO posts? There are information for drawing diagrams using AMScd ...
513 views

### On the top-level tag ra.rings-and-algebras

I'm confused about the scope of the ra.rings-and-algebras The problem is related to the ambiguity of the word "algebra", which essentially has two (rough) meanings the meaning "ring&...
196 views

### Vanishing questions

For the last few days I've seen questions in the front page that appear much fainter than the rest. I had seen such things in other sites with questions or answers that were heavily downvoted, but ...
595 views

### Some proposals for modifications of the process of closing/reopening questions

I wish to make a modest proposal on closing/reopening questions. Let me begin by noting that by far the most frequent reviews are Close votes -- almost 37,000, and looking quickly most of the close ...
1k views

### Slight downward trend in Q & A

I thought MO users might be interested in this graph constructed by Neal Young in a discussion at meta.cstheory about the more pronounced downward trend in cstheory. It shows MO Q&A activity ...
810 views

### Can the clutter of obviously off-topic questions be removed faster?

I have noticed a number of blatantly off-topic questions that hang around for a long time despite heavy down-voting and calls for removal by senior users. I found somewhere on the site (although I can'...
618 views

### Data on voting by 'association bonus only' users

There's recently been some discussion of the potential impact on voting of users whose only MathOverflow reputation comes from the network association bonus. I asked the SE team about this, and ...
805 views

### Is there a consensus on whether history of mathematics questions are acceptable on MO?

I recently stumbled across an old meta discussion in which some people suggested that history of mathematics questions were off-topic for MO. This took me by surprise and I would like to ask for ...
645 views

### Proposal to more aggressively delete off-topic questions

We are going to get many more off-topic questions now. Can we agree to vote to delete on them so as not to pollute the site? It takes a few votes from users who can vote on such things and/or one ...
1k views

### What areas/aspects of mathematics are underrepresented on MO?

The question: What areas/aspects of mathematics are underrepresented on MO?