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42
votes
14answers
3k views

Interesting (and not sufficiently answered) questions on math.SE

In light of the generally positive response to this meta-thread, I am creating this to help advertise (and hopefully fully resolve) "interesting" questions on math.SE. I'm not really certain what the ...
-8
votes
1answer
136 views

Why is my question off topic?

I strongly object to the idea that I am not doing research mathematics, or that I don't have real questions about research level mathematics
3
votes
1answer
99 views

How to follow a question?

Basically, is it possible to follow a question by another user? Meaning whenever there are new answers or comments on it, I get a notification in my inbox, the same way the original poster of the ...
6
votes
0answers
122 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." ...
2
votes
0answers
51 views

Duplication of left-side links in review

I'm getting a weird bug when trying to review one question: https://mathoverflow.net/review/first-posts/127819 The left side links (including the MO banner) are duplicating, and the question itself ...
1
vote
1answer
38 views

Reputation for editing deleted questions disappears into memory hole?

It appears that reputation earned from editing a question that is subsequently deleted is not subtracted in a reputation-decreasing event (e.g. a "-2: edited question was deleted") that shows up in a ...
2
votes
0answers
54 views

An answer to an unposed question

I was very tempted to answer Suggestions for reducing the transmission rate? with the following. In fact I did, but I deleted it again, because I do realize that there is nothing mathematical in my ...
30
votes
3answers
661 views

MathOverflow to the rescue — not in the usual way

Every now and then we get a post to meta about ways in which MathOverflow has improved the quality of someone's research. One way I haven't seen mentioned is one that just now happened to me, and (...
-2
votes
1answer
129 views

Some concession for first couple of questions posted by new user

which is more important between connection and metric? This question was posted by a new user before 40 minutes. It was not a spam post. It is not clearly mentioned what the question is. ...
22
votes
7answers
2k views

Can MO go back to +5 rep for questions? Should it?

In case you missed the news, upvotes on questions now grant +10 reputation instead of +5, and the change has been implemented retroactively (most if not all users have already had their reputation ...
2
votes
0answers
84 views

Setting up math Q/A site in foreign language

Now that my college shifted to online education because of the coronavirus, I would like to setup a MathOverflow style site in Hungarian where I could post exercises, and students could comment, post ...
6
votes
0answers
88 views

Suggest edits while over 2000 rep

At 2000 rep, users gain the privilege that edits are applied immediately, and loses the ability to suggest edits. However, sometimes I find that I would prefer to suggest edits and leave it up to the ...
9
votes
0answers
101 views

Icon for citation helper

On the main MathOverflow site (and also on math.stackexchange) the icon for the citation helper, which used to look as below, has recently confusingly changed to a "B", identical to the icon at the ...
26
votes
8answers
1k views

New feature - citation helper

At the request of the moderators, we have added a citation helper (based on the citation helper user script by Scott Morrison). If you are familiar with the original script, you will note a few ...
3
votes
1answer
160 views

Is here something like blog service or just sand-box to store notes ?

Sometimes when I find something interesting on MO it would be convinient for me to store it somewhere here, something like small personal blog, or may be just sand box. Is here something like that ? (...
26
votes
100answers
10k views

Requests for reopen and undelete votes for on-hold, 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" ...
4
votes
0answers
66 views

Tracing and Seeing deleted questions

Is there a way to search through deleted questions? Can a user reach his or her own old deleted questions? In the early days of MO I asked about similar sites in related disciplines and there were a ...
5
votes
1answer
64 views

Failure to update changed username on (edited, community wiki) answer

I recently noticed some very bizarre behavior on this old post. The user who asked the question is currently operating under the username "Loop Space". This user seems to have previously operated ...
6
votes
1answer
158 views

What happened to the colours?

The colour of hyperlinks on the main site changed today. While basic links remain blue, they turn orange on hover, and a darker orange-brown colour when visited: I can’t imagine this awful colour ...
16
votes
1answer
418 views

Tea archive (mathoverflow.tqft.net) seems to be down

It seems that the link http://mathoverflow.tqft.net/ (which, according to this announcement, serves as an archive of the old tea, i.e. the previous incarnation of MathOverflow Meta) no longer works. ...
2
votes
0answers
133 views

Merge the closing reasons “needs details” and “needs more focus”

I usually find unclear how to choose between the closing reasons "Needs details or clarity" and Needs more focus. Moreover the reasons "Off-topic because..." seem much more frequently used. Would ...
9
votes
1answer
506 views

Is this a site content rip-off? Did I report it correctly?

I apologize if this is off-topic here. Such reports perhaps should be made elsewhere (see below), and one can find posts of this nature being closed as duplicates on StackExchange network-wide meta. ...
2
votes
1answer
43 views

Long strings preventing code block rendering

In this answer I tried to edit the rational points given to lie in a single code block ...
4
votes
0answers
162 views

Preview failing to parse double backslash in large matrices?

A couple of times now, I've been entering a large matrix here or on math.SE and, in the preview window, all the rows appear on a single line. Once the question posts, it displays correctly. I most ...
6
votes
0answers
237 views

Should I give a new answer or change the old one?

Related, but not exactly the same, to this question: "Should I rewrite my question, or create a new one?" Recently I gave a "quick and dirty" answer (in fact I just googled for getting it) to this ...
7
votes
1answer
350 views

Apparent session of mass-close-voting: how to confirm or refute?

I have a feeling this question may be a duplicate of an existing one, in which case I am happy for this one to be closed. It seems we've had a bit of a drive-by of close-voting, but in the review ...
0
votes
0answers
103 views

Would introducing an “operations-research” tag be appreciated?

What are your feelings about introducing an operations-research tag? I was tempted of introducing it but as it OR is also covered by combinatorial-optimization or graph-theory and maybe also other ...
-1
votes
1answer
174 views

Should we delete or reopen these old posts?

The purpose of this question is to link to various old (say $\succeq 1$ year old) closed posts, mostly by no longer active users, most of which are reasonable candidates for deletion, and a few for ...
14
votes
2answers
519 views

What is the intended use of the (proofs) tag?

There is a tag called proofs. This tag has empty tag-info/usage guidance. Without any usage guidance it is quite likely to be used incorrectly. The fact that there are many deleted questions having ...
4
votes
2answers
984 views

How does one type mathematical formulas on this site?

I can see that the posts on this site contain nicely displayed mathematical formulas. How can I get such formulas in my posts? What syntax is used to typeset them? Note: This is an attempt to make at ...
1
vote
0answers
39 views

Should I rewrite my question, or create a new one

I posed this question two days ago, which effectively asks "Has X hard-to-describe special case on Barnette's Conjecture been proven?". In retrospect, I believe it was a poor question. What I now ...
1
vote
2answers
234 views

Is there a way to check all questions/answers posted from a deleted account

Suppose I know an account number, say user313948. Is there any way to check all questions/answers posted by that user?
24
votes
19answers
3k views

Help cleanup tags!

This is meant to agglomerate tags that need (occasional or regular) cleanup. That is tags that mean multiple unrelated things and need to be separated into more specific tags. Please follow the ...
-9
votes
1answer
237 views

Does MO have a stand on neurodiversity? [closed]

Does MO have a stand on neurodiversity, if even informal? If not, should it have a stand? And practically speaking, how might it have a stand that could improve the community as a whole?
10
votes
1answer
705 views

About if doubts in Research papers can be asked on MathOverflow

I am new to MathOverflow. I am a master of mathematics student. I am studying research papers as a part of my masters project. I wanted to ask if questions in research papers ( regarding what I ...
53
votes
0answers
882 views

Is there a software solution if we do cut the cord from SE?

There has been some recent concerns about MathOverflow's relationship with StackExchange: see What is MathOverflow's "agreement" with Stack Exchange? How much is MathOverflow exposed to ...
15
votes
1answer
627 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 ...
16
votes
1answer
371 views

What is MathOverflow's “agreement” with Stack Exchange?

On June 24, 2013, MathOverflow signed an agreement with Stack Exchange, Inc., to migrate the original site to the newer Stack Exchange 2.0 platform and join the Stack Exchange network. François G. ...
2
votes
0answers
159 views

Should algebraic-dynamics tag be made a synonym for arithmetic-dynamics tag?

Disclosure: On Meta at Mathematics Stack Exchange, I have asked whether an algebraic-dynamics tag should be created and made a synonym of the existing arithmetic-dynamics tag there, given the apparent ...
6
votes
0answers
600 views

Compulsive question editing

There is a user that is modifying a lot of question in the last couple of hours, in particular, converting to latex any plain text that he considers that should be in math mode. It is getting annoying ...
14
votes
1answer
512 views

Are questions appropriate if they require answers to be edited in perpetuity?

A recent popular question asks about the status of a certain list of open problems. The OP answered his own question within 13 hours of asking it, and has now edited his answer 26 times, so that it is ...
12
votes
0answers
360 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 ...
26
votes
1answer
957 views

“A year in moderation” post on MathOverflow?

You might have noticed than many Stack Exchange sites have some statistics about both community moderation and moderators' activity posted on meta under the title "2018: a year in moderation". Here is ...
2
votes
1answer
203 views

Would this question be appropriate for MathOverflow?

I asked this question in Math Stack Exchange several days ago, but I have received no interaction so far, apart from 4 upvotes. I was considering adding a bounty, but since (to my humble understanding)...
24
votes
2answers
840 views

Questions which are research level but where the OP is unlikely to have the background to follow the research

There is a type of question which gets closed a lot which I find frustrating. An example is How to compute the volume of a region transformed by a matrix? , which I recently took the liberty of ...
20
votes
1answer
864 views

Is my question suitable for MO?

Around a month ago I asked a question on ME here. It was well received (got seven up votes). Sadly nobody was able to help much. To get more attention I also placed a bounty on it. Still no luck. The ...
4
votes
0answers
240 views

Are questions on standard graduate textbooks on-topic? [duplicate]

I am a masters student in mathematics and I am self studying and trying problems of graduate texts in mathematics like Tom M Apostol modular functions and Dirichlet series in number theory, Serge Lang ...
5
votes
1answer
204 views

Tags for off-topic question

This is a pretty minor issue, but what should I do (if anything) when there are no appropriate tags for an off-topic question, e.g. this one? I tried to delete the existing tags but can't without ...
4
votes
1answer
193 views

What's going on with badges?

I noticed that there have been a huge number of badges awarded today and yesterday and perhaps for the past few days, particularly for the Announcer and Booster badges, mostly for posts that were in ...
8
votes
1answer
478 views

List of close reasons has changed?

I just wanted to vote to close a question, and it looks like the list of options has changed The options are now: Duplicate of... Off-topic because... Needs details or clarify Needs more focus ...

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