All Questions
445
questions with no upvoted or accepted answers
14
votes
0
answers
652
views
MathOverflow related ICM satellite event (2022)?
I read in Terence Tao's blog about the 2022 ICM satellite coordination group.
As the ICM is now online,
the IMU encourages grassroots efforts to supplement the core program with additional satellite ...
14
votes
0
answers
330
views
2021: a year in moderation
As we say goodbye to the old year and welcome the new one, we have a tradition of sharing moderation stats for the preceding calendar year.
As most of you here are aware, sites on the Stack Exchange ...
- 101
14
votes
0
answers
1k
views
Why is the question about SO(4) embedding into SU(3) attracting so many troll answers
This question: Is SO(4) a subgroup of SU(3)? has already attracted 5 rude spam answers (most of which have been deleted by the time I posted this, but if you have enough reputation you can see them). ...
- 20.5k
14
votes
0
answers
589
views
To which extent can one modify another's question?
One highly off-topic question of real analysis was asked in the main site by a new user. One user sent, 1 hour later, a long answer going far beyond the the question, and then, 12 hours later, edited ...
- 55.2k
14
votes
0
answers
295
views
Please enable the AMScd package by default
We can draw diagrams using the AMScd package, and works quite nicely (see Math.SE for a working proof).
However, on MathOverflow the package seems to be disabled by default, so if a user wants to use ...
- 36.9k
14
votes
0
answers
509
views
Thank you letter!
I am quite aware that meta has not designed for what I am about to write, but I cannot help myself. This concerns a recent "question" on MO: US editors and reviewers vs Iranian Authors? Indeed, it ...
- 2,269
14
votes
1
answer
424
views
Annoying popup about cookies
Recently, every time I visit Mathoverflow, I get a popup asking me to allow cookies. I have nothing against this in principle, but might there be a way that lets me respond and be done with it instead ...
- 12.7k
13
votes
0
answers
811
views
Vandalism edits by apparently-anonymous users
There is an answer to an old community wiki question that was edited about 45 mins ago to make it sexually explicit, with a second attempted edit pending approval to make it even more so.
I rejected ...
- 7,847
13
votes
0
answers
786
views
Diminished activity during pandemic?
There has been a reduction in "traffic," but not nearly as
much as I anticipated. This chart is maybe a few days
behind a fast-moving situation, but I find it somehow
comforting that math "goes on." ...
- 147k
13
votes
0
answers
1k
views
How to "cite" MathOverflow answer?
I am writing a paper at the moment and for one proof I use an idea which I got from a MathOverflow answer (at the time I was asking idle questions but later of course found a way to use it). I of ...
- 939
13
votes
0
answers
632
views
Users with many questions having negatives votes
I am a bit hesitant to bring up this issue, but since it does bother me a good deal here goes. It has similarities with this other meta question but with a more objective edge maybe.
It is a fact ...
- 873
13
votes
0
answers
512
views
Should this teaching question about Graph Theory be reopened?
Should What (fun) results in graph theory should undergraduates learn? be reopened? In the comments, Andrej Bauer suggests that it is should be moved to Math Educators Stack Exchange, while Fedor ...
- 29.6k
13
votes
0
answers
157
views
Improve management tools of favorite and upvoted questions/answers
Here is my wish list:
When one marks a question as favorite or upvotes it, give a chance to:
Mark the question with a private tag.
Add a private comment to the question. Its length could be limited ...
- 3,011
13
votes
0
answers
574
views
Is this question appropriate for MO? (Recognizing cohomological ideas)
About two weeks ago I asked this question on MSE: https://math.stackexchange.com/questions/1085946/when-should-i-be-doing-cohomology. (Short version: what are some ways I can tell that some sort of ...
- 19k
13
votes
0
answers
437
views
Should/may I delete this flawed question?
Two days ago I asked the following question: Does a lisse $\ell$-adic sheaf give rise to an affine group scheme?
Even though I had been thinking about the question for half a week, I was half an hour ...
- 5,284
13
votes
0
answers
433
views
Asking exactly what you need
If you compare my remarks in
Do partitions of unity exist if we impose additional conditions on the derivatives?
and
Exponential sums
you'll see that the problem and my request were exactly the ...
- 56.1k
13
votes
0
answers
357
views
MathOverflow Weekly Newsletter / Greatest hits from previous weeks
I don't know how many look at the MathOverflow Weekly Newsletter, but these were
the "Greatest hits from previous weeks":
"Video lectures of mathematics courses available online for free" from Feb ...
- 147k
13
votes
0
answers
329
views
Will MO have Community Promotion Ads?
Community Promotion Ads seem to be a useful tool for helping spread various links that might be useful for users of the site.
I have mostly encountered them at MSE. I have learned several ...
- 4,580
13
votes
0
answers
432
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 ...
- 42.9k
13
votes
1
answer
203
views
Sort by newest option
Is there any way to get back the option to sort answers in newest to oldest order?
- 3,908
12
votes
0
answers
481
views
New Stack Exchange site for proof assistants and automatic theorem provers
Stack Exchange will soon create the Private Beta site for Proof Assistants and Automatic Theorem Provers. If you want to see what a Stack Exchange site is like in its initial beginnings, want to help ...
- 436
12
votes
0
answers
430
views
What do moderators do these days?
More than 7 years ago, Scott Morrison asked a great meta question: What do moderators do?, and recorded some useful answers. Some seem to be of general significance, but many of the answers were ...
Tim CampionMod
- 54k
12
votes
0
answers
242
views
Retroactively add linked questions
Any question on MathOverflow (or other Stack Exchange site) shows the list of linked questions in the sidebar on the right. A question is added there if there is a link between the two questions ...
- 4,580
12
votes
0
answers
392
views
2019: a year in moderation
Since the start of the new year, I've been posting questions on various sites detailing how the various moderation actions taken on these sites break down between Moderators and ordinary members of ...
- 101
12
votes
0
answers
150
views
Buttons (white-on-light grey) look like they are inactive
Many buttons on MO currently have white text on a light grey background, like this:
(at least on my browser). The text is not very visible, and moreover this color scheme is often used for inactive/...
- 18.3k
12
votes
0
answers
423
views
Removal of the "symplectic" tag
There is a symplectic tag on MO that currently contains just two questions. The first question so tagged dates from March 26 2017, so this makes this tag at least 1 year and 4 months old. I believe ...
- 5,015
12
votes
0
answers
180
views
Why can't I edit my own deleted questions?
I recently asked a question, thought about it, decided to delete it, and I wanted to add a short note after deleting it explaining why I removed the question.
It turns out, I couldn't edit the ...
- 36.9k
12
votes
0
answers
243
views
Tag for errata of books
Navigating MO, it is possible to view two kinds of questions regarding errors within a book. The first kind are community-wiki questions which answers are a collaborative listing of found errors in a ...
- 1,534
12
votes
0
answers
343
views
OpenScience Q&A just went live
Perhaps you are aware of the fact that there was an Open Science private beta at StackExchange that did not quite manage to develop enough traction so it was closed down recently. Some people want to ...
user80006
12
votes
0
answers
517
views
2% of viewers vote?
Maybe this is not possible to quantize accurately,
but might it be the case that
Q. Approximately 2% of those who view a posting on MO vote +/- on the question?
That's approximately true for my ...
- 147k
12
votes
0
answers
1k
views
Why is my question apparently not research-level?
I just posted this question a few hours ago, and it's already had two votes to close for being off-topic (i.e., not of "research-level mathematics"). Considering it's ultimately a question about ...
- 1,015
12
votes
0
answers
635
views
Is the following question on paper-writing etiquette appropriate for MO?
I'm wondering if it would be appropriate to ask a soft question on MO regarding mathematical etiquette. In more detail, I'm writing a paper that cites a well-known paper in my field, but I've been ...
- 3,577
12
votes
0
answers
190
views
Remove substantial tag score requirement for suggesting tag synonyms?
I have recently attempted to create the obvious tag synonym 'dg-algebras' <--- 'differential-graded-algeb'. However, my attempt was thwarted by the system's insistence that I need five total score (...
- 6,109
11
votes
0
answers
350
views
To which extent should spam posts on meta be considered a problem?
MathOverflow is one of the few sites in the Stack Exchange network where users with reputation 1 can post on meta.1 Clearly, this has some advantages2 and some disadvantages. Probably one of the ...
- 4,580
11
votes
0
answers
360
views
Keeping a question on track or allowing people to chime in with stuff they'd like to mention?
I am slightly unhappy with the direction of drift to answers to this question. On my reading, the OP mentioned a phenomenon and asked how editors should react to it. This seems to have been taken by ...
- 24.7k
11
votes
0
answers
265
views
New community close vote reason
While doing some cleanup on the home page just now, I noticed that we have a new community specific reason to close.
The second option in the list is new, and leaves me slightly confused. While I ...
- 7,847
11
votes
0
answers
195
views
Watched tags highlighting lost
On both Chrome Version 91.0.4472.77 and Safari Version 14.1.1 running on MacOS 10.15.7, I've lost the color-highlighting of front-page Top Questions in my Watched Tags list. Is this just my problem, ...
- 147k
11
votes
0
answers
384
views
Can I undelete questions deleted by the OP if I find them interesting?
I am not sure and I could not find anything about the ethical guidelines. A new user recently asked a question, which I've found interesting, as well as others, as it started some discussion, and then ...
- 17.8k
11
votes
0
answers
388
views
Utility of Mathematics: Is this question appropriate here, and if not/if so, how can I phrase it better?
I would like to know if this question is appropriate for Math Overflow, and if so, how I can phrase it better to get the best results.
Question:
I recently spoke with a very nice mathematician who ...
- 101
11
votes
0
answers
345
views
Role of the tag "gm.general-mathematics"
This question is about the tag gm.general-mathematics. A meta question about it already occurred here, but was less specific (and didn't generate much discussion). See also the discussion in the ...
- 55.2k
11
votes
0
answers
324
views
What should the tag (open-problems) be used for?
Since this issue came up in comments to another questions on meta, I'll ask about the intended issue of the open-problems tag.
Question. What is the intended usage of the open-problems tag? Should it ...
- 4,580
11
votes
0
answers
543
views
Appropriateness of proposed question on applications of number theory in dynamical systems?
Update: the question has now been asked on the main site - Applications of number theory in dynamical systems
I am considering asking a reference-request type question on MO about significant and/or ...
- 738
11
votes
0
answers
530
views
Primarily opinion-based questions/answers
One closing option is primarily opinion-based: Many good questions generate some degree of opinion based on expert experience, but answers to this question will tend to be almost entirely based on ...
- 55.2k
11
votes
0
answers
697
views
2018: a year in moderation
Good morning, all! I'm a Community Manager here at Stack Exchange; some of you might remember me from classic answers such as a temporary change now approaching 6 years live and a list of possibly ...
- 101
11
votes
0
answers
345
views
One more reason to reject an edit: too much alteration
I encountered this now, and have seen it quite frequently before: I would like to reject an edit, and the reason is something between "attempt to reply" and "clearly conflicts with author's intent". ...
- 17.1k
11
votes
0
answers
589
views
Learn from my mistake
The question "What is the spin connection in 9 dimensions as opposed to 5 dimensions?" received two down votes. I would like to know what I can do to improve the quality of this question. Thank you ...
- 215
11
votes
0
answers
376
views
Area 51 Proposal: Sage and its subcomponents
I proposed a Q&A site for Sage and all its subcomponents viz. GAP, Pari, Singular, Sympy, ... on Area51 here. I thought many mathematicians here who use Sage in their research and teaching here ...
- 1,117
11
votes
0
answers
258
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 ...
- 24.8k
11
votes
0
answers
141
views
MathJax in suggested edits
Pages like
https://mathoverflow.net/review/suggested-edits/1435
display suggested edits for review. The original and edited versions are displayed in parallel columns with the differences highlighted....
- 51.7k
11
votes
1
answer
299
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"...
- 3,011