Skip to main content

Questions tagged [support]

You need help with the use of one or more of the site's features.

Filter by
Sorted by
Tagged with
7 votes
1 answer
474 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
  • 31.1k
7 votes
3 answers
423 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
  • 2,457
6 votes
1 answer
276 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 ...
Joel David Hamkins's user avatar
5 votes
2 answers
214 views

I flagged a question with the wrong option. What should I do?

Should I leave it as it is, or leave a comment to this, or flag for moderator attention and explain my mistake? I do not want to draw attention to the specific question this is why I do not link it ...
András Bátkai's user avatar
5 votes
1 answer
143 views

How do I combine my two accounts?

I made a mistake and now I have two mathoverflow accounts. I have an account on stackExchange and another account on Yahoo. How do I combine these two accounts? Is there any way? Thanks
Sepideh Bakhoda's user avatar
4 votes
1 answer
189 views

My answer got upvoted, but no reputation increase?

My reputation score seems to be stuck at 510 even if some of my answers were up-voted recently. How do I fix this bug? How do I contact the moderators in order to solve (or at least understand) the ...
user69642's user avatar
  • 758
2 votes
2 answers
443 views

Pink questions in the list

In the question list we see that there are some questions which are pink. What is the reason of this situation?
Ali Taghavi's user avatar
1 vote
0 answers
333 views

How to merge old mathoverflow account?

I know that this question has been asked and answered here: How can I log in into my old mathoverflow account? I have e-mailed the stackoverflow admins twice, but nothing has happened for 48h now. ...
Thomas Kahle's user avatar
  • 1,961
27 votes
2 answers
666 views

Would newly elected moderators join the board of MathOverflow Inc.?

MathOverflow is a bit different from most of the sites in the network in that it is not operated only by Stack Exchange, but it "belongs" also to the nonprofit MathOverflow corporation. If I ...
Martin Sleziak's user avatar
23 votes
3 answers
918 views

How can I donate to MathOverflow — if I should?

I understood from this meta question that MathOverflow is a nonprofit nonstock corporation dedicated to keeping this site running and that the nonprofit status allows receiving donations. What is the ...
Joonas Ilmavirta's user avatar
18 votes
9 answers
769 views

Requests to remove community wiki

In the old days of MathOverflow, community wiki status was irreversible. This is no longer the case! There are many old questions and answers that became community wiki by accident or other reasons. ...
François G. Dorais's user avatar
17 votes
1 answer
580 views

imgur will remove some content soon. Does MathOverflow need to save images?

It has been reported that "Hosting site Imgur will remove explicit and anonymous content next month". Are there possibly some images linked in MathOverflow questions or answers, attached to ...
Zach Teitler's user avatar
  • 6,207
16 votes
2 answers
1k views

Recognizing identifiable users changing user names

I noticed recently regular users changing usernames (for instance, changing to a username supporting some particular political issue). The purpose of this post is not to discuss whether this should ...
YCor's user avatar
  • 61.6k
15 votes
1 answer
571 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?
Ian Calvert's user avatar
15 votes
2 answers
724 views

Why does mathoverflow constantly compile the latex for my questions and answers?

Whenever I ask or answer questions on mathoverflow, the output is constantly being compiled. While this is sometimes a desirable feature, it turns out that at least for my computer, when I am giving a ...
Joseph Van Name's user avatar
15 votes
1 answer
670 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 (...
Yemon Choi's user avatar
  • 25.5k
13 votes
2 answers
514 views

Are the colors wrong?

I know that my eyes are not the best when it comes to color vision. But all the colors look wrong. Is it just me, is it the Nexus 4 that I'm using, or did someone do something?
Asaf Karagila's user avatar
  • 38.1k
12 votes
1 answer
480 views

What has happened to this site?

The whole front page (of this site, meta) is old questions modified 3 hours ago by Community. What's going on here?
Gerry Myerson's user avatar
12 votes
1 answer
571 views

Was the custom close reason mentioning Math.SE removed?

For a long time, these two custom close reasons used to be available: This question does not appear to be about research level mathematics within the scope defined in the help center. MathOverflow ...
Martin Sleziak's user avatar
12 votes
2 answers
683 views

Geographic distribution of people on MathOverflow

Is there a way to answer questions like the following, either by means of the StackExchange Date Explorer or by other means?: How many of the regular MathOverflow users (say, e.g., those who ...
Stefan Kohl's user avatar
  • 19.5k
12 votes
2 answers
355 views

How to find out what activity activated a favorite?

I have several favorite questions and it is a great feature that every time something happens around them, they are flagged up for me. However, when I turn to them, in most cases I cannot figure out ...
მამუკა ჯიბლაძე's user avatar
11 votes
0 answers
222 views

What is the status of the imgur images on MathOverflow?

Many posts on MO contain a link to imgur.com. Such links can be created outside the Stack Exchange network - if somebody simply creates a picture on imgur. But some of them might have been uploaded ...
Martin Sleziak's user avatar
10 votes
1 answer
344 views

How to report intrisically spammy user accounts?

Sometimes, I notice that some very odd username is listed on Home as having earned the "Autobiographer" badge, where by "odd" I mean something very much non-mathematical and ...
gmvh's user avatar
  • 2,798
10 votes
1 answer
1k views

How to include diagrams in MO?

I have seen many questions and answers with nice diagrams but I do not know how to make them. Any answer involving MathJax and/or uploaded pictures is welcomed.
Maxime Lucas's user avatar
10 votes
2 answers
299 views

The data explorer on MO

I don't seem to be able to use http://data.stackexchange.com/ on MathOverflow. Will this change?
Mariano Suárez-Álvarez's user avatar
9 votes
1 answer
381 views

What does "serial upvoting reversed" mean?

In my reputation history I see that I lost 75 points of reputation because of "serial upvoting reversed." What does that mean? It seems that this question was asked in passing in this discussion and ...
Timothy Chow's user avatar
  • 79.5k
8 votes
1 answer
615 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 ...
user avatar
8 votes
0 answers
153 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'. ...
Ricardo Andrade's user avatar
8 votes
1 answer
604 views

Downvoting systematically a user

I have got 8 downvotes in the last 2 days, on various questions and answers. Clearly someone is mad at me... Is there any way to stop that? Thanks!
abx's user avatar
  • 37.5k
8 votes
0 answers
125 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): ...
Ricardo Andrade's user avatar
8 votes
5 answers
533 views

latex.mathoverflow.net/png images broken

Prior to MathJax and jsmath, MathOverflow used http://latex.mathoverflow.net/png to generate images of mathematical equations to insert in posts (e.g. this one). That didn't last very long but all of ...
François G. Dorais's user avatar
8 votes
0 answers
376 views

Misspelling of Cauchy-Schwarz

As a comment of Dennis Serre, the correct spelling of Cauchy-Schwarz is Cauchy-Schwarz (not Cauchy-Schwartz): The spelling is Cauchy-Schwarz, from Hermann Schwarz. If you are interested in Fourier ...
Mahdi's user avatar
  • 1,991
8 votes
1 answer
180 views

Changing mind about upvoting a comment

If I change my mind about upvoting a comment, is there any way to cancel my upvote there?
მამუკა ჯიბლაძე's user avatar
7 votes
2 answers
432 views

What are the exact mechanics of the vote for MO moderators?

The election for moderators is currently going on. Three new moderators will be elected. On the election page you are allowed to rank your choices of the candidates. It is a little unclear whether you ...
Sam Hopkins's user avatar
  • 23.1k
7 votes
4 answers
151 views

How should I use the meta-tags [feature-request], [bug], [support], and [discussion]?

On meta, each post must be classified into one of four classes. Which should I use? Note that in addition to these four classes there are numerous other tags on meta that can and should be used in ...
7 votes
1 answer
163 views

Unfortunate title length limitation when performing dead link maintenance

This question about disc projections has a link to an animation of a Reuleaux triangle spinning inside a square. "That sounds cool, I want to see what that looks like!", I thought. ...
SE - stop firing the good guys's user avatar
7 votes
0 answers
343 views

Can Mathjax preview be switched off?

I recently typed an answer with a few formulas in it. While I was typing, my browser constantly reloaded the preview part below the typing window. Because MathJax apparently does three passes over the ...
Sebastian Goette's user avatar
7 votes
1 answer
444 views

Viewed 67597 Times

Something strange here: Perfectly centered break of a perfectly aligned pool ball rack      
Joseph O'Rourke's user avatar
6 votes
1 answer
245 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 ...
მამუკა ჯიბლაძე's user avatar
6 votes
1 answer
139 views

Citation helper and mobile devices

A few days ago I tried to use the citation helper from my mobile phone (Nexus 6p with Firefox and the full site interface), and everything worked just fine. But now I tried to load it, and it kept ...
Asaf Karagila's user avatar
  • 38.1k
6 votes
0 answers
243 views

Why does MathOverflow keep logging me out?

I'm getting tired of logging in to MathOverflow ten times a day. The other Stack Exchange sites I use keep me logged in, and so did MathOverflow until recently. What is different about MathOverflow? ...
bof's user avatar
  • 12.6k
6 votes
1 answer
471 views

What's the purpose of the favorite button?

I'm trying to understand how the favorite button is meant to be used. I frequently see poorly written questions marked as "favorite". It seems the OP can make this designation. I was unable to find ...
Anthony Quas's user avatar
  • 22.6k
6 votes
1 answer
251 views

Where has the @ gone ?

I started my comment on Marty Isaacs' answer with "@Marty Isaacs". But after saving the comment, the @... disappeared. What's the reason for this behavoir of the system ?
Todd Leason 's user avatar
5 votes
0 answers
96 views

Are there some situations when duplicates are not shown among linked questions?

I was under the impression that if Question A is closed as a duplicate of Question B then they are linked, meaning that if you view Question A then you will see Question B in the sidebar among linked ...
Martin Sleziak's user avatar
5 votes
2 answers
417 views

If I've found an error in my answer

If I've found an error in my answer, should I delete the answer or just to post a comment saying about the error? It seems that reading my answer may be helpful for finding a true answer.
porton's user avatar
  • 739
5 votes
1 answer
208 views

What is the role of star on the left-hand side of a question?

I've been active on MO for a while now, but I have not yet figured out the role of the star that appears on the left-hand side of a question, underneath the number up/down votes. Sometimes there are ...
Liviu Nicolaescu's user avatar
5 votes
1 answer
190 views

Reverse an accidental downvote

I just noticed (by looking at my reputation) that I accidentally downvoted the following answer: Oscillation of the summatory Möbius function This was (probably) because I was reading the ...
efs's user avatar
  • 3,097
5 votes
1 answer
149 views

What is a 'question record', in particular a positive one?

The description of the `curious' badge reads: "Ask a well-received question on 5 separate days, and maintain a positive question record". What does the last part mean?
Vincent's user avatar
  • 2,457
4 votes
1 answer
361 views

html tags in title, e.g. s̶t̶r̶i̶k̶e̶ ̶t̶h̶r̶o̶u̶g̶h̶

I thought it was a good idea to edit the title of the following question: What is the source of this E̶r̶d̶ő̶s̶ quote? I wanted to strike through (like this) the name Erdős, but apparently the html ...
Moritz Firsching's user avatar
4 votes
0 answers
267 views

Is it possible to change the author of a problem on mathoverflow?

By a mistake I have written the problem Is "weakly good" series in a finite-dimensional Banach space "good"? from my account instead of writing it from the account of Lviv Scottish ...
Taras Banakh's user avatar