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15 votes
0 answers
677 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 ...
Steffen Plunder's user avatar
9 votes
1 answer
273 views

Editing old question, can't submit as title is too long

I'm editing Is there a canonical map from the cohomology of orbifold Chiral de Rham on an orbifold to the cohomology of Chiral de Rham on a crepant resolution? as there was a broken arXiv Front link (...
David Roberts's user avatar
  • 33.4k
5 votes
0 answers
296 views

What should I do if I believe to found the answer to my question but I'm not sure?

Four months ago I asked one question in MO and had no expected answer. After following the clues from comments of other users I realized that, in that time, I didn't even know how to properly ask what ...
Diego Santos's user avatar
17 votes
1 answer
917 views

How to respond to well-known sockpuppeters

Frequent sockpuppeter/spammer Wolfgang Muckenheim is back, and across multiple SE sites (philosophy, mse). This leads me to ask: Is there anything specific we should do in a situation like this, ...
Noah Schweber's user avatar
5 votes
1 answer
310 views

Automatic comments by Community

There seem to be automatically generated comments by "Community". As an example, this question by a new user has Please clarify your specific problem or provide additional details to ...
YCor's user avatar
  • 60.1k
9 votes
2 answers
640 views

`\intertext` in MathJax

MathJax, at least as used on MO, recognises many multi-line environments, like {multline}, {align}, and ...
LSpice's user avatar
  • 11.2k
7 votes
0 answers
177 views

Diamond moderator symbols and old posts

This question, or rather, (vague) feature-request is not specific to MO; however I leave it to more experienced (and with better skill in writing English) users to possibly ask it elsewhere. ...
YCor's user avatar
  • 60.1k
3 votes
3 answers
697 views

Has MO traffic decreased a bit since the invasion of Ukraine?

I check the review queues several times a day, each day. I have noticed a significant drop of posts in the queues that I am watching (First questions, First answers, LQP, Late answers). Even the ...
Alex M.'s user avatar
  • 5,197
3 votes
2 answers
271 views

MathJax equivalent of `<strike></strike>`

I recently tried to edit an old question x-th moment method that had got bumped to the front page for other reasons. The post had an equation that was meant to be, and maybe at one point was, struck ...
LSpice's user avatar
  • 11.2k
13 votes
1 answer
779 views

Best way to correct "Cauchy-Schwarz" misspellings

I would like to apologize because the top questions page is currently overrun by questions I just edited. I just noticed that Cauchy-Schwarz is often incorrectly spelled Cauchy-Schwartz and so I made ...
coudy's user avatar
  • 18.5k
16 votes
2 answers
447 views

Feature request: add short "about MathOverflow" section to the front page

Until a few years ago MathOverflow front page had a short section at the top describing what the site is for. I am not sure when it disappeared or why but I would like to see it restored. Currently ...
Vitali Kapovitch's user avatar
2 votes
1 answer
52 views

Link not being processed

At What kind of topological invariants can you get from just Hopf algebras?, link [4] is not being processed: However, it is there in the source: ...
LSpice's user avatar
  • 11.2k
5 votes
1 answer
253 views

Long display style formulae extend too much to the right with some renderers

In the following screen capture, take a look at the region delimited by the red rectangle: notice how it extends too much to the right, such that a part of it becomes hidden by the yellow page element....
Alex M.'s user avatar
  • 5,197
4 votes
0 answers
441 views

Is this soft question acceptable?

Edited version: What are great examples of comprehensively archived mathematical correspondence (including both handwritten and electronic items)? Previous version : How should mathematicians archive ...
Thomas Sauvaget's user avatar
8 votes
0 answers
121 views

Some but not all LaTeX rendering correctly on tools page

Users with sufficiently high reputation have access to a "tools" page, which I like a lot. However, sometimes I find that the $\rm\TeX$ doesn't render properly. What is particularly puzzling ...
Timothy Chow's user avatar
16 votes
2 answers
285 views

Bringing back the old front page with custom CSS: a guide

As mentioned in a recent meta question, the Stack Exchange development team pushed changes to the front page affecting how views, vote counts, and answer counts are displayed. A few hours ago, these ...
Emily's user avatar
  • 10k
6 votes
1 answer
274 views

Bountied question has already been answered elsewhere

This question, while somewhat old, recently had a 250 point bounty placed upon it by David E. Speyer. However, as I remarked in the comments, it has already been answered by Harry West, but in the ...
Gro-Tsen's user avatar
  • 29.8k
-3 votes
1 answer
113 views

How to formulate a question for a Mathoverflow forum?

Can the following question be posted? “Where could an error be in the proposed proof of Fermat Last Theorem? Info about the author, proof and preliminary validation is at (link)”. How should the ...
shes-yu's user avatar
0 votes
2 answers
321 views

Why has my question on Aristotelian Spaces been closed for being 'insufficiently focused'?

My question on Aristotelian spaces begins with a motivating preamble and ends with a specific and focused request as to a property which I say would help characterise these spaces. I've bolded this ...
Mozibur Ullah's user avatar
2 votes
0 answers
62 views

Badges appear to have disappeared [duplicate]

It looks like badges are no longer showing on users when browsing questions/answers: The badges appear while the pages loads, but as soon as the mathjax fully loads, they disappear. Checking other SE ...
caird coinheringaahing's user avatar
4 votes
0 answers
69 views

Occasionally reproducible bug with macro definitions in a draft post affecting macro use in comments

In the course of a discussion involving using MathJax to re-define macros, I couldn't recall if MathJax obeys a \newcommand for an already-defined macro, and so ...
LSpice's user avatar
  • 11.2k
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
  • 60.5k
6 votes
1 answer
164 views

Reputation displays after an edit even if opted out

I mentioned this in a comment on the main announcement regarding not automatically displaying reputation, but perhaps it is worth making into a formal bug report. After I edit a post, reputation is ...
LSpice's user avatar
  • 11.2k
12 votes
0 answers
494 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 ...
Nike Dattani's user avatar
38 votes
1 answer
2k views

Viewing reputation and badges is now opt-in and compatible with the new front page

This announcement is a little late (see the discussion here), but in response to discussions over many years, we (the moderators and board) have implemented a change to the site where by default, ...
Ben Webster's user avatar
  • 43.9k
3 votes
1 answer
178 views

How does one check progress towards a (second) Socratic badge?

Not to take anything too seriously, but how does one check progress towards a (second) Socratic badge? I've seen a script for another Overflow site, but it doesn't seem to work here.
H A Helfgott's user avatar
  • 19.3k
14 votes
0 answers
337 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 ...
JNat's user avatar
  • 101
-2 votes
1 answer
168 views

Asking the same (subjective) question on Math.SE and MO

I asked a question a couple of years ago on MathStackexchange which was quite popular. I would like to ask it on MathOverflow as well, since I'd be interested in the answers there. But I'm never ...
tomos's user avatar
  • 1,096
35 votes
2 answers
1k views

Reputation and badges are no longer visible next to the users' names

Right now it seems that a bug is affecting MO: reputation and badges are no longer displayed next to the users' names. This happens both on the front page: as well as on pages of individual questions:...
Alex M.'s user avatar
  • 5,197
11 votes
0 answers
98 views

On a MathOverflow post, the members' reputation for a question & answer shows briefly but then disappears [duplicate]

When I was just viewing the MathOverflow Improving Cauchy estimates?, this is what I see for the question & answer members' "flair" sections: Doing a refresh causes the reputations to ...
John Omielan's user avatar
7 votes
1 answer
340 views

Top-voted questions for the year?

This link shows the top-voted questions:       https://mathoverflow.net/questions?tab=Votes In a New Year's spirit, how can I restrict this query to top-voted ...
Joseph O'Rourke's user avatar
1 vote
0 answers
167 views

How can I contact a specific user

I'm new here and it was suggested to me to ask this here. There was a particular user who's answers and questions came up more than once when researching a couple math related topics and I was hoping ...
StackQuest's user avatar
12 votes
3 answers
759 views

How to make welcoming comments on "homework-like" posts that will be closed?

We get posts here that are phrased as if from a textbook or homework; the one I have in mind is Find the recurrence relation, but my question is more general. Such posts will certainly be closed. A ...
LSpice's user avatar
  • 11.2k
2 votes
1 answer
156 views

Is it possible to find out why a comment was deleted?

I had a comment at How do you generate math figures for academic papers? asking whether the question was a duplicate. (Carlo Beenakker is responding to it in this comment.) Since the comment is no ...
LSpice's user avatar
  • 11.2k
0 votes
0 answers
100 views

Hinting votes for CW contributions

I would like to learn about opinions about visually indicating votes for contributions to community wiki; what I have in mind is something analogous to the green button in the "menue-line" ...
Manfred Weis's user avatar
  • 12.6k
4 votes
1 answer
134 views

Are my comments searchable?

My activity page in particular contains "All actions" tab; all my comments are there. Can I search for, say, a specific word there? A wonderful answer by Martin Sleziak to my question Is it ...
მამუკა ჯიბლაძე's user avatar
36 votes
3 answers
2k views

Welcoming new user: on a recent question about connections

I think that the history of this question about connections is unfortunate. I would like to discuss (respectfully, without throwing blame around) whether/how a better outcome might have been achieved....
Neil Strickland's user avatar
2 votes
1 answer
309 views

What if I'm not sure about what area of math a problem lies?

One student asked me how to solve a problem and the only way of solving it that came to me seems hopeless to find an answers. It occurred to me that I may using a wrong approach to it. How could I ask ...
Diego Santos's user avatar
0 votes
0 answers
128 views

Is this partial differential equation on topic for Mathoverflow?

I came across this differential equation. I'm not sure if it's research level, but I think it might be: $$u\frac{\partial}{\partial u}\left(u\frac{\partial f}{\partial u}\right) + v\frac{\partial}{\...
geocalc33's user avatar
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). ...
Sam Hopkins's user avatar
  • 22.5k
2 votes
0 answers
227 views

How do I recover my MathOverflow account?

I've been inactive for close to a year due to illness--and want to resume my activity as in Euclidean volume of the unit ball of matrices under the matrix norm but when I try to do so, I get treated ...
Paul B. Slater's user avatar
8 votes
1 answer
404 views

Two traffic observations and questions

The MathOverflow traffic (page views, visits, new visits) shows steady and possibly increasing activity over the last $2+$ yrs. The chart below runs from 2019-Jul-07 on the left and 2021-Nov-04 on the ...
Joseph O'Rourke's user avatar
3 votes
0 answers
175 views

Braces are not rendered in MathJax in the preview of a question

I am using Firefox 94.0.1, with no user scripts. I have a few add-ons, which I can list if needed, but, since the behaviour does not always occur, they cannot always be interfering. My renderer is <...
LSpice's user avatar
  • 11.2k
0 votes
0 answers
243 views

"overestimates topoi" and research level

I wonder now and then, why this question is still open Did Grothendieck overestimate topoi? Usually, MO's members tend to be very strict about what is and what isn't a good question. But why is this ...
user avatar
2 votes
0 answers
399 views

A super easy way to speed up MathJax loading with LocalCDN add-on

I found a very neat way to speed up MathJax execution times and I thought about sharing it with everyone here. Typically whenever I start my browser I have to load up all of these MathJax resources ...
user153330's user avatar
1 vote
1 answer
209 views

Why I am not allowed to answer protected questions?

I'm a new user of MathOverflow. In the privileges section, it says that I can now answer protected question. But in reality, when I visited this protected question, it says: I'm not counting the ...
user avatar
14 votes
0 answers
601 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 ...
YCor's user avatar
  • 60.1k
1 vote
1 answer
186 views

I can not find one question I have already asked

I had already asked a question as follows: "Is there a one dimensional foliation of a two dimensional manifold whose foliation groupoid is diffeomorphic to a 3 sphere with two north pole. The ...
Ali Taghavi's user avatar
3 votes
1 answer
260 views

Finding previously highly active deleted users

I was fairly active on MO at the start. Then, as is the case with some early users, my participation became much more sporadic over the years. Recently, I realized that quite a few of the old accounts ...
Hailong Dao's user avatar
  • 30.3k
4 votes
0 answers
301 views

Criteria for Top question?

I posed a question on Mathoverflow which got no votes, but it made it to Top question. I supplied an answer, while nobody else proposed an answer. How come it made it to Top question?
Frode Alfson Bjørdal's user avatar

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