All Questions
1,853
questions
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 ...
8
votes
1
answer
228
views
I am not being notified when my question is answered
I have opted to be notified when my question is responded to even if not a full answer
but I have received not such notification??
7
votes
0
answers
123
views
Minor graphic glitch
Every time I see this I cringe a little:
For comparison, the corresponding thingie in math.se always has the numbers centered in the circle.
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. ...
7
votes
2
answers
5k
views
LaTeX style accents in regular text
LaTeX has some handy macros that allow the insertion of diacritics and other special characters in text mode. Relevant tables from the Comprehensive LaTeX Symbol List:
These are handy since they don'...
9
votes
4
answers
868
views
Are research questions in MSC 97 (Mathematics education) allowed on MO?
Check AMS Mathematics Subject Classification, you will find the 2 digit classification "97" for mathematics education. Thus it seems that It is allowed to ask mathematics education research questions ...
2
votes
1
answer
369
views
Disappearing post to meta
About 30 hours ago, I posted an item on meta that was not here 12 hours later. What's going on?
2
votes
0
answers
96
views
The bit about parent user and the netwok not realizing I am on MO. Or network [duplicate]
Alright, I am going to ask this about myself, then I will go read the other one about MO not being available as a chat parent. That turned out to be Math Overflow not available as a chat parent user
...
17
votes
4
answers
1k
views
Opting out of reputation
[Disclaimer. I'm making this feature request not because I want it nor because I think it's a good idea, but because I heard it so often that there is need to discuss it. Please don't shoot the ...
15
votes
2
answers
532
views
Trackbacks are no longer being generated for the arXiv
(Although this is a bug report, I or Anton are likely the people who need to fix it; this post is a bug tracking item, not necessarily a plea for help :-)
We previously been scraping the front page ...
8
votes
0
answers
119
views
why can't I link in a question?
I attempted to edit the question wrapping M5-branes on a Riemann surface so that it reads as follows:
(begin edit)
AdS/CFT gives us a way to use geometry to study field theory! I am trying to wrap ...
48
votes
1
answer
4k
views
How is this site different from Mathematics Stack Exchange?
I've just spotted this site on the blogs. At least that's where I think I saw it first.
How is this site different from math.stackexchange.com?
2
votes
1
answer
160
views
incorrect google link to mathoverflow
Whenever I google MO, I find that the link https://mathoverflow.net/ leads to a page that reads
This site is down for maintenance
This site is currently down for maintenance. Please check back in a ...
3
votes
0
answers
137
views
People without math.SE profile cannot join chat?
There appears to be some problem with people who are not members at math.SE conencting to at least one chatroom (the recently created "Homotopy Theory" chat room). That is, people with MO profiles are ...
2
votes
0
answers
50
views
Automatic conversion of three backslashes into two backslashes possible? [duplicate]
In arrays in MathJax I needed always three backslashes to force a new-line; that was specific for MO and not so in MSE, for instance, where one needs only two. Now that we are in the stackexchange ...
2
votes
2
answers
476
views
Placing bounties on questions which already have a good answer
It seems it's now possible to place bounties on other people's questions. I noticed a certain user placing a lot of bounties recently, including one on a question of mine which already had an accepted ...
7
votes
1
answer
248
views
Enable saving draft questions and answers
As in the title - please, enable saving drafts of questions and drafts of answers, and returning to them on my next visit to MO.
I am very slow in putting my thoughts into print. I Leave them for ...
2
votes
1
answer
92
views
Problem uploading images
When I tried to add this image from my computer at the main site,
I first got an error that the image (after uploading) couldn't be found, and then
this strange image showed up (screen snapshot):
I ...
8
votes
4
answers
745
views
Please avoid extended discussions in comments
In MO 2.0 you get this message if there are “too many” comments:
Please avoid extended discussions in comments. Would you like to automatically move this discussion to chat?
IIRC an old meta-...
11
votes
2
answers
383
views
Double backslashes
The “backslash-bug” from the old version is no longer there. You can simply write { and } to get $\{\}$. However, all the old questions and answers using \{ are now broken and look terrible:
$\prod\\{...
7
votes
1
answer
153
views
Expanding the recently closed list
How do you get to a list of recently closed questions longer than what you can get by going to tools/close and expanding the recently closed list there? There is fixed number which show and no way, ...
6
votes
1
answer
114
views
Vote count in Users->voters is off
Right now, my MathOverflow user page shows 12,878 votes, but the page with people's overall vote counts shows a mere 8674. I see similar discrepancies with other people's accounts. Is there some ...
11
votes
1
answer
302
views
"2 views" hardly different that "2 kviews"
In the old version of MO, the header of a question was accompanied by a graphic information (this is an example): a huge "2" or "2k" and a tiny "views". Now we see Huge "2" and tiny "views" or "kviews"...
1
vote
1
answer
93
views
Different accounts not linking
I can not seem to get enough reputation to get chat to work. I think it is that my MO and SENetwork accounts aren't properly linked. In fact, my other stack exchange accounts aren't merged with my MO ...
4
votes
2
answers
120
views
What is wrong with the tag excerpts?
Looking at the list of tags https://mathoverflow.net/tags it seems that all the tags are surrounded by html <p>...</p>. This seems to be happening ...
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" ...
11
votes
2
answers
8k
views
Homotopy chat room
I started an MO homotopy theory chat room at http://chat.stackexchange.com/rooms/9418/homotopy-theory at the request of Jon Beardsley. there seem to be people in it already who know what the word "...
7
votes
2
answers
260
views
MathJax problems in comments
I'm not sure if this has been reported elsewhere. See for example Fred Kline's comment on quid's answer at https://mathoverflow.net/questions/104608/need-help-defining-placeholders-for-primes
The ...
5
votes
1
answer
212
views
How to edit comments?
I see that some comments have been edited, but on comments I have made there is only a delete button, not an edit button. How do I edit a comment?
1
vote
0
answers
96
views
Too large font in the question names
Previously much more questions could fit one page in the question list. Currently the font is giant and the information is much less dense.
3
votes
0
answers
34
views
Problem with links to tags on meta
For example, [tag:lo.logic] renders as lo.logic. It seems that the color for the top and left edges is the same as the background color for meta.
4
votes
0
answers
138
views
Chat does not appear in the sidebar
The chat doesn't seem to appear in the sidebar on the main site (although it does on Meta). ManishEarth has suggested that this might be due to the no-ads agreement. I think it would be useful to have ...
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 ...
5
votes
1
answer
80
views
possible bug in reviewing reopen votes?
I just reviewed Status of Beal, Granville, Tijdeman-Zagier Conjecture which had a vote to re-open, and tried to select "keep closed". But then I got a pop-up asking me to confirm that I wanted to re-...
3
votes
2
answers
406
views
A gap in the "notification" system
Suppose one votes to close a question in "main", and the poster asks in "meta" why it was closed. Apparently the existence of that discussion in meta is not included among the "notifications" ...
13
votes
0
answers
433
views
Use of arXiv tags
When MathOverflow began we decided to start using arXiv classification and created corresponding tags. These are still the most broadly used tags on MathOverflow. However, the usage of some these tags ...
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!
56
votes
1
answer
734
views
Minor edits, subject to review
Now that MathOverflow has moved to 2.0, there is a potential solution to the long-standing tension between people wanting to make minor improvements to old posts, and others not wanting the 'active ...
8
votes
2
answers
256
views
When to add post notices
Mods have a new option to add post notices. There are three basic notices currently available but MO specific notices could be added:
citation needed - This post does not cite any references or ...
5
votes
1
answer
138
views
So, what will happen with Community Wiki by owner?
I have seen several discussions on this subject but I don't retrieve them.
Will it, when the dust settles down, be possible on MO2.0 for someone asking a question, or posting an answer, to make it ...
9
votes
6
answers
393
views
Custom 'off-topic' reasons to close
Splitting off the first item from the main 6. Currently, the 'off-topic' reasons are:
This question does not appear to be about research level mathematics, within the scope defined in the help center....
4
votes
2
answers
327
views
Mysterious one point rep increase
Yesterday my reputation total increased by 1 point. As far as I know there is (was) no action which would trigger 1 point increase (downvoting gives $-1$, accepting an answer gives $+2$, etc.) I am ...
7
votes
4
answers
378
views
Will there be an update fixing the rendering?
As has been reported in two previous questions on meta (here and here), the mathoverflow update generated a few problems with the rendering related to mathjax.
Initially there was a problem with ...
7
votes
1
answer
281
views
Some users have lost their username
It seems several users have had their name changed after the migration to something default of the form "userNNNN": see for instance
https://mathoverflow.net/users/1784/user1784 (VA)
https://...
16
votes
7
answers
2k
views
What's our consensus on people resurrecting old questions just to edit formatting?
I think the title says it all. Personally, as someone who uses the "newest questions" as the front page, I'm not keen on people tweaking questions or answers that seem to have outlived active interest....
-21
votes
3
answers
2k
views
Algebraic geometry [closed]
Who did not graph such equations as $y^2-x^2=1$ in secondary schoool?
THEREFORE: Algebraic geometry (since it is only about zero-sets of polynomials in several variables) is high-school-level stuff, ...
5
votes
1
answer
235
views
Answer has no user's name
The answer of François G. Dorais at https://mathoverflow.net/a/23200/12357 has no user name displayed. Is this a bug?
4
votes
1
answer
173
views
Does review feature encourage closing and flagging errors?
The new review feature is interesting, and I have experimented with it. I have a number of concerns- I wonder whether my concerns are shared, and whether there is anything that can be done to address ...
15
votes
0
answers
708
views
The 6 semi-essential meta questions of every SE 2.0 upgrade
In the spirit of The 7 Essential Meta Questions of Every Beta
I realized that there were a few things that needed to be decided by a large site that has suddenly gone SE 2.0. Initially I planned to ...
6
votes
1
answer
145
views
Is there a single page listing privileges & their reputation requirements?
On the old MathOverflow, there was a single page (the FAQ) which listed all the privileges and their reputation requirements, in increasing order. This has been replaced by the Privileges page, which ...