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6
votes
0answers
123 views

Can we have a “cited by” in a right panel?

For math papers it is possible to check which other papers cite it. Can we have the same thing for Mathoverflow questions/answers? It would be nice to see next to the panels "related" and "linked", a ...
81
votes
0answers
2k views

Donations to MathOverflow, Inc

Long time followers of MathOverflow will know that as well as the website, hosted by StackExchange, and moderated by the moderation team with all of your help, there is an independent 501(c)(3) ...
9
votes
1answer
648 views

On flagging: what is “research level” *or* does it make sense to flag a question with positive vote ratings?

I like to contribute to MO by flagging questions that I think are rather general and thus more suitable for e.g. Mathematics.SE. Recently it is becoming clear to me that my idea of "research level" is ...
-11
votes
1answer
238 views

Why was my answer deleted? Cause?

The axiom of choice as a consequence of a stronger semantics? First we show that $\in$ is not a semantic symbol. Suppose that $\in$ is a semantic symbol. Contradiction: We know that $x\in \...
18
votes
0answers
710 views

Which “non-arxiv” tags are de facto top-level tags?

The tag system on MathOverflow is designed in such way that each question should contain top-level tag; these are the tags which correspond to subject areas on arXiv and generally have format such as ...
-11
votes
1answer
159 views

Limiting the length of questions?

Many questions on MO are not formulated as concisely as they could be. I would propose a limit of characters (to be discussed, say 500 characters), and you can "buy" more space by sacrificing some of ...
4
votes
0answers
90 views

Should my question be migrated?

I asked a question about the time-complexity of a problem on MathOverflow. Is it a good idea to migrate this to Theoretical Computer Science, since I almost had no response at all here?
15
votes
2answers
673 views

Flagging old questions for closure

Someone has recently been flagging lots of very old questions for closure as "primarily opinion-based" or "off topic". In my opinion, there is no good reason to close very old questions, especially ...
4
votes
1answer
299 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 ...
2
votes
1answer
100 views

Where can one find out details about the arXiv trackback feature? Can we have our own?

I stumbled completely by accident on the meta question Did ArXiv trackbacks for MathOverflow stop working again since September 29th 2016? and was really fascinated to learn that arXiv has this ...
2
votes
0answers
160 views

Failed to upload image; imgur is rejecting the request | Close

Why would imgur reject an image upload request? Temporary problem, or a problem with the particular image? I've tried several images, all small (<100KB). The error message is not very informative......
10
votes
1answer
585 views

Is MO the place to explore whether a problem has been considered or solved by mathematicians?

I am a university AP and I like composing problems (not for kids, not for practice). Oftentimes I don't know whether or not the problem has been considered or solved by other mathematicians. Is ...
1
vote
0answers
38 views

Should I accept an answer to the “concrete” part of my question and ask another one about the “vague part”?

Suppose I am trying to prove a certain statement $S$ and find that a certain plausible statement $T$ implies $S$. However, I don't think that they are equivalent, and so there are possibly other ...
4
votes
1answer
210 views

Is it possible to list all mathoverflow users from a given country?

Is it possible to produce the list all mathoverflow users from a given country?
7
votes
0answers
327 views

There is no an answer button for certain Wiki question [duplicate]

Edit: My problem has been solved about 12 hours after that I wrote this meta post. I wish to answer this question but it seems that it is impossible to answer it. It is written that "To ...
3
votes
0answers
140 views

“Add comment” button overflowing

I was leaving a comment on an accepted answer, and I noticed that the "add comment" button was overflowing, as was some of the text of the comments. This appears on several other threads (one, two, ...
14
votes
1answer
1k views

Are there universities that take your MathOverflow score seriously

When being considered for a position at a university as a post doc or phd or professor, does your MathOverflow account mean anything. Are there any universities that take this seriously when looking ...
4
votes
0answers
209 views

Is it possible to change the author of a problem on mathoverflow?

By a mistake I have written the problem Is "weakly good" series in a finite-dimensional Banach space "good"? from my account instead of writing it from the account of Lviv Scottish ...
11
votes
0answers
338 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". ...
1
vote
1answer
121 views

Is it possible to keep deleted questions in my account?

I asked a question some time ago that was down voted and subsequently deleted. Regardless of the rights and wrongs of that, I'd like to have a link to the question in my account because it contained ...
26
votes
4answers
1k views

Should users be shown some basic information before posting the first question?

In an answer to another question discussing possibilities how to decrease the number of off-topic questions1 it was mentioned that: Perhaps we should force a person to read the rules before posting ...
13
votes
4answers
547 views

Retract a question when its resolution comes out to be trivial and some premise in title is likely wrong?

Just found out that my question A Zsigmondy-theorem-analogy in the generalized Collatz-problem $3x+\rho$? has a quite trivial solution and the premise (the analogy to a known numbertheoretic theorem (...
3
votes
1answer
161 views

Vanishing questions

For the last few days I've seen questions in the front page that appear much fainter than the rest. I had seen such things in other sites with questions or answers that were heavily downvoted, but ...
40
votes
2answers
2k views

Have any MO-hard problems ascended to “real” open problems in their fields?

Have any questions first proposed on Mathoverflow attracted enough interest from experts in their field that solving them would be considered a significant advance? I don't want to count problems ...
2
votes
1answer
463 views

MO Twitter presence?

I wonder if there should not be a MathOverflow Twitter presence, somehow generated automatically, perhaps from the few HotNet Questions to which MO questions ascend to that list? There could be some ...
-4
votes
1answer
293 views

Regarding my question: “Can only the constructible sets be proven to exist in $ZF$…”

I am concerned that the 'bad reviews' regarding my most recent question are more harassment than helpful. They seem to come from distinctions between $Def$ (or what I call $\mathscr P_{Def}$), $\...
2
votes
0answers
80 views

“Have you considered to accept or start a bounty”

There are some questions of mine with answers which I did not accept them,yet. Some of them (but not all of them) has an statement on the above of its title in the question list,...
10
votes
2answers
479 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
1
vote
1answer
151 views

comment to two participants, Simultaneously

How can one send comment to two participants X and Y simultaneously? Does the following works @X (and @Y). I learned this from some messages by moderatores in meta. but I am not sure ...
2
votes
2answers
202 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?
1
vote
1answer
120 views

The “Oldest” answer

Assume that a given question has several answers. So in the answer part there are 3 button "Active", "Oldest" and "Vote" When we clique on "oldest", we lead to a unique answer. Is ...
27
votes
1answer
780 views

Using MO as a platform to discuss papers in math?

A use case scenario: I am reading a paper and I get stuck on some point. It is obvious to me that everyone else who tried to understand this point would get stuck. I ask around, people either haven't ...
1
vote
1answer
196 views

“The Devil and Simon Flagg” in Квант

Did any of you ever read the translation into Russian of A. Porges' "The Devil and Simon Flagg" which was featured in the magazine Квант once? If so, could you tell me the issue in which it appeared? ...
1
vote
0answers
65 views

Can one un-(vote to close) a question without voting to reopen?

Scenario (and it actually happened): I was first to vote to close a question as too broad; OP modified the question in such way that my objection did not apply anymore; this modification resulted in ...
2
votes
1answer
109 views

Should be simply “no answer” among bounty reasons

I am going to declare a bounty on a question simply because I hope it will additionally stimulate at least somebody to think harder on it. Among the reasons I could choose is "Draw attention", which ...
9
votes
1answer
558 views

Non-accepted answers “better” than the accepted one - what to do?

This seems to be a rare phenomenon, actually I only know one example of it. The question Alternate definition of ordinals ? is very interesting. It has three answers, one accepted by OP with zero ...
1
vote
1answer
271 views

Paper request(s)

Can we have a thread here where one might ask for help accessing to some papers ? E.g. If someone has access to https://projecteuclid.org/euclid.dmj/1077468920 Pairs of commuting matrices over a ...
0
votes
1answer
330 views

Re-Posting on Math.StackExchange

Here is the link to question: Counterexample Required (Standard Notations) Perhaps it seems that I am being overly impulsive by posting this (and maybe that is right). But after looking at all the ...
13
votes
3answers
422 views

Forbid (or rewrite) proxy links in answers

One can see from the recent discussion Correcting links with university proxy (especially MathSciNet links) that some users add in their posts links that only work for people behind a specific proxy, ...
-10
votes
2answers
334 views

Why was my answer deleted?

The axiom of choice as a consequence of a stronger semantics? On what grounds? "It is not people who break ethical standards who are regarded as aliens. It is people like me who are isolated." (...
1
vote
3answers
183 views

How to find the meta-thread of an MO-thread at hand? Is there one? Should there be?

Questions. (0) How to find out for an MO question at hand whether it already has anything like its canonical meta-thread? (1) Should, in your opinion, every MO question automatically generate a meta-...
14
votes
1answer
470 views

Correcting links with university proxy (especially MathSciNet links)

Let me first say, that I consider links to papers referenced in MO posts a useful things. And so do other users, judging by an older discussion on this topic: Is it worth editing old posts to add ...
5
votes
1answer
169 views

Reverse an accidental downvote

I just noticed (by looking at my reputation) that I accidentally downvoted the following answer: Oscillation of the summatory Möbius function This was (probably) because I was reading the ...
0
votes
0answers
155 views

Big Ideas and Proofs Originating on StackExchange or Overflow? [duplicate]

Just a random, fun question I was kind of curious about; sorry if I tagged it incorrectly. I'm wondering if there are any famous StackExchange or Overflow posts (math, physics, comp sci etc) where ...
10
votes
2answers
390 views

What to do with a question answered in pieces?

I asked a question with multiple sub-questions, all in the same theme. There are four answers, which together answer the whole question without significant overlap. I'd like to move this question ...
4
votes
1answer
122 views

Weird reputation log

One of the "recurring troublemakers" had made a recent appearance, but with reputation of 107 points, something was off, there were no posts and no edits. When I checked the reputation log on their ...
2
votes
0answers
120 views

Browser crashes

For some odd reason, this seemingly innocuous MO question crashes every browser with which I try to open it on my iPhone. (This remains true after a phone reboot.) It opens perfectly well on other ...
1
vote
1answer
186 views

Migration from mathoverflow to other stackexchange sites

I've never figured out how "migration" works, but I've repeatedly seen its existence mentioned, and I've seen migrated questions. Thus when I posted a question about the shape of the earth to math (...
2
votes
1answer
122 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 ? (...
2
votes
0answers
80 views

Disabled button not visible in flag dialog

Since a while, it's possible to retract a flag by opening the flag dialog again and clicking the 'Retract flag' button. Of course, if the flag is already handled, retracting isn't possible. In this ...

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