All Questions
625
questions
10
votes
2
answers
629
views
Is bounties period sufficient?
I edit the quesion according to the comment of professor Edgar
Is it reasonable to suggest to MO to extend the bountiess period from 7 days to 3 or 4 weeks? Can mo be an exception, according to ...
- 270
10
votes
2
answers
555
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
- 270
10
votes
0
answers
240
views
Where is the off switch for the concurrent preview now?
I feel like an idiot but I cannot find it. Meanwhile, if the post is long and has a lot of LaTeX formulae in it, and the connection is imperfect, the wysiwyg regime is a non-stop fight. I figured out ...
- 58.2k
10
votes
0
answers
351
views
What to do with the synonyms for the deprecated tags?
Recently, the following tag synonyms were created by a MathOveflow moderator: abstract-algebra $\to$ ra.rings-and-algebras, geometry $\to$ mg.metric-geometry and discrete-mathematics $\to$ co....
- 4,588
9
votes
0
answers
697
views
Why this is off-topic?
I posted a question on MSE for two months and received no helpful answer. So I tried the same question on MO. I got 4 off-topic votes and so the question got migrated back to MSE. I'd like to mention ...
- 163
9
votes
9
answers
3k
views
What do we mean by welcoming when we're a site aimed at researchers?
I was just browsing the main page this morning, and I decided to look at some of the posts by new people. One of the questions had garnered three votes to close and a comment from a regular user to ...
- 19.3k
8
votes
3
answers
626
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 ...
8
votes
1
answer
442
views
What to do with useful answers to questions closed as duplicates (or by some other reasons)?
Before the question Intuitive explanation of concentration of the measure for spheres has been marked as duplicate (correctly I believe), it has got an answer which might provide additional useful ...
- 17.2k
8
votes
3
answers
522
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 ...
- 48.8k
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 ...
- 48.8k
8
votes
2
answers
555
views
Are there policies to respect in order for MathOverflow Q&As to be tracked back in relevant zbMATH Open reviews?
Are there policies to respect in order for MathOverflow Q&As to be tracked back in relevant zbMATH Open reviews?
I am asking this since I noticed that all questions and answers to which I ...
- 5,508
8
votes
1
answer
462
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 ...
- 17.2k
8
votes
1
answer
421
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 ...
- 7,185
8
votes
1
answer
464
views
Answering my own question
As a typical scenario, assume I ask for examples of some mathematical phenomenon and somebody answers my question and provides 2 families of examples. After several months, I figure a third family of ...
user23860
8
votes
6
answers
1k
views
How to discourage excessive self-edits?
My question is prompted by the reappearance of this post on the front page. A glance at the edit history shows that the OP has edited his own question thirteen times. This user has a history of ...
- 41.5k
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'...
- 43.5k
7
votes
2
answers
721
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 ...
- 12.4k
7
votes
3
answers
411
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 ...
- 2,427
7
votes
1
answer
1k
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
...
- 5,875
7
votes
1
answer
1k
views
How to ask multiple very specific questions about a paper?
I'm slowly going through some topos theory papers by Lawvere. In almost every paper, there are many small sayings and sometimes entire sentences which I do not understand and have never explicitly ...
- 10.3k
7
votes
2
answers
680
views
Loss of reputation because a "user was removed"
I just noticed that I lost 10 points of rep because "user was removed". I don't get it.
Todd TrimbleMod
- 51.9k
7
votes
1
answer
471
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 ...
- 30.9k
7
votes
3
answers
1k
views
Why is LaTeX not displaying correctly? [duplicate]
In this answer
On a proof of the existence of tubular neighborhoods.
and Neil Strickland's answer here
Is the counit of geometric realization a Serre fibration?
the laTex is not displaying correctly (...
- 8,448
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 ...
- 218k
6
votes
1
answer
269
views
Adding "Academia.StackExchange" to the migration list
First, I hope that the request is appropriate and asked at the right place. If you have any issue with it, remarks are warmly welcomed.
When flagging a question for "Off-topic > This question belongs ...
- 902
6
votes
1
answer
172
views
"post locked" and "post unlocked" chronology is reversed in history
This is kind of minor, but it seems that the revision history of a post occasionally fails to be written in chronological order, when events are in close succession. For example this post history has ...
S. CarnahanMod
- 44.9k
6
votes
4
answers
299
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 ...
6
votes
0
answers
152
views
Merging old duplicates?
New to meta, so apologies for any breaches of etiquette.
I've just noticed that these two old questions are duplicates:
Smallest permutation representation of a finite group?
Smallest n for which G ...
- 3,398
6
votes
0
answers
173
views
Math Overflow not available as a chat parent user
I was configuring the Teacher's Lounge ping for MO when I realized that currently, the option to change chat parent user to MO is not available. Could this be added?
Also, superpings don't seem to ...
- 115
6
votes
1
answer
277
views
About the option of editing comments - a different algorithm?
There is a 5 minute limit on editing comments. Perhaps the idea is to keep the flow of the thread faithful (to avoid distortions--or even manipulations--of a discussion).
However I happen to be quite ...
- 7,424
5
votes
1
answer
540
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&...
- 59.2k
5
votes
1
answer
96
views
Formatting problem
In my answer to
When is the closed unit ball in a smaller Banach space closed in a larger Banach space?
I wrote the following:
>
Edit: $Y=Z^*$ does not display correctly when it is in the body ...
- 30.9k
5
votes
1
answer
269
views
Any chance of a "save for later / TODO" feature?
Sometimes when browsing MO questions I have the need to "save for later" for various reasons. There is a star for favoriting questions, it would be very useful to have "TODO" labels beyond just the ...
- 28.3k
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
- 1,263
5
votes
2
answers
2k
views
What does research-level mathematics mean?
My understanding of this is that mathematics is research-level if:
you could conceivably write a paper on some aspect of it;
it could be taught in a grad-level course;
it is not widely known ...
- 143
5
votes
0
answers
119
views
When we close questions and suggest MSE, should we link to their How to Ask? [duplicate]
When we close questions by saying
MathOverflow is for mathematicians to ask each other questions about their research. See Math.StackExchange to ask general questions in mathematics.
...should the ...
user44143
5
votes
2
answers
206
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 ...
- 4,679
4
votes
0
answers
198
views
Wrong rendering in narrow width in Safari
When I view the front page right now in Safari, I see:
Notice that the question mark, which the poster properly placed at the end of the equation (see the question (before another edit removed the ...
- 10.6k
4
votes
1
answer
406
views
Undelete request, question 23943
NEVER MIND --- the same moderator who suggested I post here has solved the problem by deleting my copy-paste job and undeleting the answer we wanted undeleted. [or maybe it got undeleted by some other ...
- 38.4k
4
votes
1
answer
372
views
Migration to Physics.SE
Several times, including perhaps this question today I would have liked to suggest migration to Physics.SE. Similar to this question I would like to ask for this feature to become available as a ...
- 1,665
4
votes
1
answer
161
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 ...
user35370
4
votes
1
answer
236
views
Should we have standing bounties?
There have been proposals to stop the bounties from expiring. On meta.SE these have been received rather badly, but would be most likely welcome here, as offering rewards for unsolved problems has a ...
- 18.6k
4
votes
2
answers
2k
views
Mailing lists / Usenet groups for research math
For Category theory there is a well known and quite active research mailing list https://www.mta.ca/~cat-dist/ Do similar mailing lists or usenet groups exist for other branches of mathematics? For ...
- 437
3
votes
2
answers
607
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 ...
- 43.2k
3
votes
1
answer
184
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 ...
- 728
3
votes
1
answer
313
views
Bounty policies
When you propose a bounty, these points are immediately subtracted from your score,
and can never return, even if there is no satisfactory answer.
I think this is unfair; can someone explain the ...
- 87.1k
2
votes
2
answers
442
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?
- 270
2
votes
3
answers
1k
views
Winter Bash on MO?
I noticed that the Stack Exchange sites are having a Winter Bash, and one of my friends received a hat on MSE. Why isn't this on MO? It'll be fun to have something like that here, wouldn't it? (I ...
user62675
2
votes
1
answer
139
views
Garbled MathJax in some old questions [duplicate]
In several old questions/answers I have seen in MathJax the combination \\, where it obviously should be \, and also ...
- 17.2k
1
vote
0
answers
245
views
Migration site list lacks entries
The question What is the integral of temperature over space called? obviously belongs elsewhere. Most probably the proper place is physics.SE, but in any case not here on meta, not on math.SE, and not ...
- 17.2k