Questions tagged [support]

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51 votes
4 answers
4k views

How to write a good MathOverflow question?

How do I write a good MathOverflow question? Got any advice for me?
Scott Morrison's user avatar
32 votes
112 answers
12k views

Requests for reopen and undelete votes for closed and deleted questions

Since I expect this may prove rather useful, I'm blatantly purloining Asaf's question from meta.math.se. Please post general requests for reopen votes as answers below. Beware that "short" ...
72 votes
1 answer
5k views

Who owns MathOverflow?

Is MathOverflow a subsidiary of Stack Exchange? Did MathOverflow lose its independence when it migrated to the Stack Exchange network?
François G. Dorais's user avatar
25 votes
25 answers
3k views

Help cleanup tags!

This is meant to agglomerate tags that need (occasional or regular) cleanup. That is tags that mean multiple unrelated things and need to be separated into more specific tags. Please follow the ...
17 votes
24 answers
3k views

Help improve tagging!

Please help by writing tag wikis for your favorite tags! Use answers to this post to suggest tag synonyms. Finally, if you're a 10k+ user, note how easy it is for you to edit tags now!
17 votes
1 answer
694 views

What should I do when I see a spam post on MO?

What is the correct way to handle spam on MathOverflow? Can regular users do something when they see a spam post?
15 votes
1 answer
801 views

Who are the MathOverflow moderators?

Where can I find the list of MathOverflow moderators? How can I contact them?
10 votes
1 answer
2k views

Can I somewhere see my own deleted questions?

Don't worry, I won't try to sneakily repost them or otherwise bother anyone else besides me with them. I just felt like it would be nice to see what sort of questions I was thinking about a couple of ...
Vincent's user avatar
  • 2,437
14 votes
4 answers
2k views

Frequently Asked Questions: MathOverflow FAQ

Frequently Asked Questions for MathOverflow What kind of questions can I ask here? What kind of questions should I not ask here? What about open problems? Where's the rule that says I have to wear ...
42 votes
2 answers
1k views

Who owns my MathOverflow posts?

Does Stack Exchange or MathOverflow own my posts? Can I reuse my posts elsewhere? Do I need to cite MathOverflow if I want to reuse my posts elsewhere?
François G. Dorais's user avatar
19 votes
2 answers
2k views

How can I log in into my old mathoverflow account?

I had a separate log in account for mathoverflow. Now, I'm unable to log in into that. I see only options of logging in using google, facebook, stack exchange etc but no option of logging using ...
2 votes
2 answers
392 views

Is there a way to check all questions/answers posted from a deleted account

Suppose I know an account number, say user313948. Is there any way to check all questions/answers posted by that user?
Praphulla Koushik's user avatar
30 votes
2 answers
921 views

On the current color scheme, and why it sucks

Being color blinded is not very easy. You end up wearing black shirts and blue jeans, because it's easier. When you look at a computer monitor sometimes the red and green mix together, all sort of ...
Asaf Karagila's user avatar
  • 38.1k
22 votes
1 answer
1k 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. ...
Rebecca J. Stones's user avatar
11 votes
2 answers
6k views

How does one type mathematical formulas on this site?

I can see that the posts on this site contain nicely displayed mathematical formulas. How can I get such formulas in my posts? What syntax is used to typeset them? Note: This is an attempt to make at ...
6 votes
4 answers
1k views

Formatting Sandbox

The purpose of this thread is to enable people to check if their formatting works and to play around with their MathJax code. Quoting from Bill Dubuque's Formatting Sandbox on meta.math.SE: To use ...
3 votes
1 answer
279 views

Searching for comments

Is there a method to search past comments only. I'm interested in a comment I read years ago that was not specific to the question or answers, so it wouldn't be in the normal search. Keywords: ...
Fred Daniel Kline's user avatar
23 votes
1 answer
658 views

Why are MO accounts not listed among other SE accounts?

When I go look at my accounts in SE network, mathoverflow is not listed there. (You can get to the list of accounts, for example, from your profile page. Other SE accounts are listed on profile page.) ...
Martin Sleziak's user avatar
6 votes
1 answer
648 views

How to contact a MathOverflow user?

Occasionally it might happen that I want to contact some user, although the thing I want to say is not directly relevant to one of their posts - which makes me think that this would be not really ...
Martin Sleziak's user avatar
31 votes
2 answers
1k views

Has there been a recalculation of reputation?

At the risk of being too venal: yesterday I had over 8500 and now I am under 7900. Anyone else experienced changes with similar orders of magnitude?
Yemon Choi's user avatar
  • 25.5k
24 votes
2 answers
707 views

How can I customize site in my browser to get "old feel" look of MathOverflow?

It seems that some of the users are not too happy with the new design and prefer the old look. I will admit that I have not much experience with this stuff, but from I've read on various meta sites ...
Martin Sleziak's user avatar
12 votes
3 answers
1k views

How to turn off the MathJax preview?

The constant compiling of MathJax while composing a post is undesirable for me. How can I stop the MathJax preview? Is there a way to turn off the MathJax preview? Where is the button to switch off ...
user avatar
11 votes
2 answers
557 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
Ali Taghavi's user avatar
9 votes
1 answer
318 views

How do I delete an accidentally created tag?

While posting this question, I meant to put the constructive-mathematics tag, but I accidentally just typed "con", thereby creating a "con" tag in MathOverflow. How can I delete it?
Keshav Srinivasan's user avatar
9 votes
5 answers
460 views

What are Tips and Tricks to use MO more effectively?

The purpose of this question is to collect a list of Tips and Tricks for using MO in a more efficient or otherwise better way. If you know some trick or have a tip you want to share with your MO-...
8 votes
1 answer
184 views

How to (re)tag such that migration works?

As discussed elsewhere it is crucial that a question that should be migrated has a matching tag on the target site (otherwise the migration is rejected and the question closed on the source site). ...
user avatar
1 vote
0 answers
332 views

Recovering just for me my deleted question (or answer)

I am sorry to ask. There was an MO Q. by me (which addressed in an elementary way the infinity axiom, actually by just providing another formulation of algebraic flavor). I have carelessly deleted my ...
Włodzimierz Holsztyński's user avatar
18 votes
1 answer
749 views

Where's the old meta?

Where's the old meta.mathoverflow.net?
user avatar
18 votes
1 answer
604 views

Influx of ridiculous number of spam users – what to do?

There is currently an absolutely ridiculous influx of spam user profiles: almost the entire "recent badges" section in the right-hand column of the main page is full of Autobiographer badges ...
gmvh's user avatar
  • 2,758
17 votes
1 answer
894 views

Were there some recent changes to the moderators' team?

I have noticed that Mariano Suárez-Alvarez is no longer listed among the moderators and his profile page no longer shows diamond by his name. (I am pretty sure I remember that he was one of the ...
Martin Sleziak's user avatar
12 votes
7 answers
599 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 ...
François G. Dorais's user avatar
8 votes
1 answer
246 views

Is it possible to search for posts/questions of an user $X$ commented on/answered by the user $Y$?

Basically the question is in the title. Maybe it sounds not entirely healthy but, say, I want to find all instances when the user $Y$ has replied to the user $X$, is there a way to do it? Maybe more ...
მამუკა ჯიბლაძე's user avatar
6 votes
1 answer
219 views

5 points for an upvote to an answer?

just a curiosity, how is it possible to receive 5 points for an upvote to an answer to this question
Carlo Beenakker's user avatar
5 votes
1 answer
221 views

Reputation not moving up while having 27 upvotes

Do you have a clue why my reputation os not moving up while the last question I asked has 27 upvotes? Thanks, Jean-Pierre.
mathcounterexamples.net's user avatar
4 votes
1 answer
202 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 ...
Andrés E. Caicedo's user avatar
3 votes
0 answers
156 views

What's the difference between two off-topic flags? [duplicate]

I'm sure that this is somewhere on MMO, but my searching hasn't turned it up. When I flag a question as off-topic, two of the options that I am given are "This question does not appear to be about ...
LSpice's user avatar
  • 11.3k
0 votes
1 answer
279 views

Derivative of reputation score over time is identically zero [duplicate]

I've got a smattering of upvotes on my small number of answers but my reputation has never budged. Can someone explain why this is so?
Andrew Lazarus's user avatar
34 votes
6 answers
1k views

Disappearing "Hi!"

Just curious ... A brand new member posted a question this afternoon, and I posted an answer. I know him quite well, and he was here in Bristol to give a seminar two days ago, and without giving it ...
Jeremy Rickard's user avatar
24 votes
4 answers
816 views

What is the deal with changes to the front page?

It appears that today Stack Exchange has changed the appearance of the MathOverflow front page. It now looks more similar to Stack Overflow. The most noticeable change is that the counts of answers, ...
Tim Campion's user avatar
  • 60.6k
17 votes
2 answers
559 views

How to get to meta?

There's a new toolbar for all the SE sites. (That big black thing up there!) Mostly I think it's pretty awesome. But how do I get to meta now?
Scott Morrison's user avatar
13 votes
0 answers
1k views

Did mathcal stop working properly?

Does this question Basic algebra of $\mathcal{O}_0(\mathfrak{sl}_n(\mathbb{C}))$ — Reference request look like this for anyone else?: Those squares are supposed to be \mathcal{O}'s. As far as I can ...
Sam Hopkins's user avatar
  • 22.7k
12 votes
1 answer
324 views

Being notified of the comments under the answer of someone else to your post

Sometimes a lot of good things happen as the comments under an answer to your post. Though we are notified of the answers given or the comments under the body of the post, it seems that we are not ...
Amir Asghari's user avatar
  • 2,279
12 votes
1 answer
650 views

Problem with posts and comments relying on macros defined elsewhere

MathJax supports possibility do define macros. (Using \newcommand, \DeclareMathOperator, \def...
Martin Sleziak's user avatar
11 votes
2 answers
463 views

Best way to post graphics to MO

What is the best way to include graphics in a question or an answer on MO? I searched the help but could not find instructions about how to post graphics. I also looked at a couple of Joseph O'...
Timothy Chow's user avatar
  • 78.1k
11 votes
1 answer
457 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 (...
darij grinberg's user avatar
8 votes
1 answer
423 views

Chatroom links disappeared

I like to hang out in the homotopy theory chatroom. I used to navigate to this and other chatrooms using a link on the main site. This seems to have disappeared. Is there a reason for this change? I ...
Thomas Rot's user avatar
  • 7,363
8 votes
1 answer
273 views

where is the Tips and Tricks list from MO 1.0?

I asked a question at why the extra step in registering? whose solution by Shog9 I think would be worth placing in the Tips and Tricks list. But I don't see the Tips and Tricks anymore in the right ...
KConrad's user avatar
  • 49.5k
8 votes
3 answers
524 views

why the extra step in registering?

On other stackexchange sites, when an unregistered user logs in we can enter a name and password into an Open ID page, and once that is accepted we are taken to the front page for that stackexchange ...
KConrad's user avatar
  • 49.5k
7 votes
1 answer
472 views

JavaScript loading problem

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 ...
Bill Johnson's user avatar
7 votes
3 answers
420 views

How do I link to a MO answer?

Sometimes you see in answers or questions a link to an earlier answer to a different question. The url often is a mysterious sequence of digits and letters. How is it obtained? Linking to a question ...
Vincent's user avatar
  • 2,437