All Questions
1,522
questions
8
votes
0answers
176 views
Rationale for reputation change on “my” reputation page that says 'User was removed'
At MathOverflow > Help center > Reputation & Moderation I see the following:
[...] a user who voted for one of your posts had their account deleted (either by request or due to violating ...
20
votes
0answers
277 views
Request to keep an eye out for PROMYS admissions problems
Many of you may be familiar with PROMYS, a camp based out of Boston University which teaches number theory to high school students each summer. Students applying to the program are asked to submit ...
5
votes
0answers
34 views
Can't submit edit review
I was prompted to review some edits with the little dot in the upper right hand corner, but when I went to do my editorial duty I found that only the 'skip' button was clickable:
I tried selecting ...
7
votes
2answers
127 views
Previewed post does not match rendered post when MathJax uses *
In revision 2 of Number of permutations in $S_{a + b}$ with $\operatorname{maj}(\pi) = b$ and $\operatorname{maj}(\pi^{-1}) = b$, I edited an equation that had been manually given the label ...
49
votes
16answers
4k 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 ...
35
votes
3answers
1k views
Answers in comments are increasingly more common
I have checked a random sample of questions in the main page, and it seems that almost every one of them has some form of answer in the comments, apart from completely unanswered/untouched ones.
This ...
9
votes
0answers
78 views
Feature request: question title should appear above question preview
Just a minor niggle - when I'm reviewing my question, one of the things I want to review is the title. It would be nice if the title appeared just above the preview of my question, so I could review ...
21
votes
4answers
560 views
Customize the modal window for the first-time askers
When a user asks their very first question on a Stack Exchange site, they are shown a modal window with a short advice. The content can be either a generic message or it can be customized for a ...
15
votes
1answer
498 views
What does the graph of MO questions-and-links look like?
Consider the graph $G$ whose vertices are MO questions and edges are links between the questions. What does $G$ look like?
I'm happy to define a "link" in the same way the SE software seems ...
31
votes
6answers
2k views
How can we attract more grad students?
To quote an answer to a recent meta.MO question:
Here are some examples of people we would like the site to be
welcoming to:
Prominent mathematicians who are less "online" than the typical ...
121
votes
52answers
16k views
Best of MathOverflow, or papers inspired by MathOverflow
This is a place to collect MathOverflow success stories!
Was some of your research inspired by something on MathOverflow? Do you know questions & answers that led to interesting research? ...
9
votes
1answer
175 views
Loophole to avoid closure: deletion + bounty?
Recently a question was asked in a manner which seems somewhat inappropriate to me (independent of the value of the question). Specifically, it seems that:
The OP asked the question and then ...
1
vote
1answer
116 views
Is this the right community for “under-the-hood” math questions?
I've posted a few questions in the Mathematics Stack Exchange community asking about theoretical concerns, such as "Why is $\frac{\frac{1}{x}}{\frac{1}{x^2}+1}=\frac{x}{x^2+1}$ true for all $x$?&...
23
votes
4answers
946 views
What makes you vote to close a question?
Some recent exchanges and observations suggest to me that users not only have different thresholds for voting to close a question yet still applying the same criteria, but that they even apply so ...
47
votes
27answers
22k views
News of potential interest to the MO community
Occasionally, there has been a suggestion to start a meta question to collect information that might be of interest to the MO community. This is an attempt to start such a thread.
Is there any news ...
26
votes
3answers
535 views
Which Latex / MathJax features do we need or want to have supported on the site?
As we've started discussing, Stack Exchange is planning to redo the editor for all questions and answers across all their sites. As articulated by Emilio Pisanty, these changes will have significant ...
10
votes
9answers
2k 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 ...
49
votes
2answers
926 views
Nudge: the new Stacks editor has significant implications for this site
You have probably seen already a link, on the Featured on Meta sidebar, to an announcement of an upcoming upgrade to the text editor on Stack Exchange, Opt-in alpha test for a new Stacks editor. As a ...
13
votes
2answers
792 views
How can I avoid getting a bounty?
I've posted an incomplete answer to the question
Does a left basis imply a right basis, without AC?
which has a 50 point bounty that expires soon. My answer is basically an idea that I think (but I'...
8
votes
2answers
658 views
Do we use the downvote button more than other sites?
Is there data available (besides crawling thousands of questions) on how often we use the downvote button, and how quickly?
The motivation for this question is Carlo Beenakker's recent answer on MOM.
...
12
votes
1answer
1k views
Is this an appropriate MathOverflow question: can I ask for some intuition and “excitement” behind the Dynamical Mordell-Lang conjecture?
I am a math undergraduate at my local university, and I have decided to make it a habit to attend the weekly seminars that are given by the faculty.
Today, the talk was on the Dynamic Mordell-Lang ...
29
votes
105answers
11k 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" ...
0
votes
2answers
856 views
Is it appropriate to ask why a textbook on nonlinear algebra not well known?
I am wondering if it would be worthwhile to ask why a certain textbook and/or its authors (Dolotin and Morozov) are not well known.
From the description of the book:
This unique text presents the ...
0
votes
2answers
133 views
Why is my question is closed and do I get views?
I have a question about my MathOverflow post: the minimum amount of x, x(x(125x + 300) + 240) + 64 is zero, what is 5 times of x?
Why is my question is closed and do I get views?
7
votes
0answers
255 views
2020: 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 past 12 months.
As most of you here are aware, sites on the Stack Exchange network ...
17
votes
1answer
544 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
1answer
47 views
Why isn't the link processed in this comment?
At The concept of duality, it looks like the link in the comment is perfectly well formed. Why isn't it parsed as a link?
5
votes
1answer
222 views
Should MathOverflow request suggested tags feature?
There is a feature of showing suggested tags after the body of a question is included. These suggestions are based on the body of the question. More details can be found in these posts:
Automatically ...
5
votes
0answers
110 views
Is anybody else not seeing comments on their iPhone?
Starting last night I can no longer see comments when using the site on my iPhone, nor can I comment. Things are fine on my iPad just not my iPhone. I am wondering if anybody else has ever had this ...
14
votes
3answers
847 views
Scope and mission of MathOverflow
I followed with much interest the recent discussions on Meta about the community being perceived as unwelcoming to outsiders and the importance of looking for solutions (if any).
In order to do this, ...
17
votes
5answers
2k views
MathOverflow policymaking and transparency
There goeth rumours abroad that some off-site groups are seeking a private forum together with the moderators here in order to make policy for MO.
I hope that the moderators will commit to ...
4
votes
1answer
101 views
Why is my feature-request not showing on meta?
I posted my feature request (Feature request: a possibility to leave mathoverflow) yesterday, yet it is not showing on the list of most recent questions.
I thought it might be the negative votes but ...
-8
votes
1answer
489 views
A radical proposal on votes and reputation
I was trying to explain the current controversy how “welcoming” MO is to a non-mathematician friend. The current best hypothesis for why MO is either attractive or repellent in general is that it has ...
26
votes
3answers
2k views
What are our procedures if a user complains about harassment or abuse?
Context for this question: I am writing an article on MathOverflow for the Notices of the AMS. One thing I try to address is the apparent gender skew of our website. One of the readers of my draft ...
5
votes
1answer
276 views
Once a thread is deleted, is it really too late to bring it back?
I was under the impression that "deleted" threads were still visible by moderators or other high-level members of the community. Is this correct? If a post was deleted that shouldn't have ...
4
votes
2answers
126 views
“Scope” of being blocked from asking
As you know well, when one attempts to delete a question that has already received an answer, the following message is displayed.
"Repeated deletion of answered questions can result in your ...
0
votes
2answers
203 views
A question of notation: what does $x\lt y\in S$ mean? [closed]
I've seen expressions like $x\lt y\in S$ used on this site to mean "$x\lt y$ and $x\in S$ and $y\in S$." This has me worried because I sometimes use $x\lt y\in S$ to abbreviate "$x\lt y$...
1
vote
0answers
78 views
Appropriateness and cross-posting
I am interested in this question on math.stackexchange. To me it is interesting because while it looks "obvious" that there isn't a solution with 6 turns (I have some very partial results ...
12
votes
1answer
242 views
Should we have a tag for second-order logic?
There are a number of questions on this site about second-order logic (admittedly I may have asked a few more of them than is reasonable). For example, searching "second-order logic" (in ...
8
votes
5answers
258 views
Is it possible to temporarily comment out part of a post?
Scenario (true story): after posting something I became doubtful about certain claim there,
so I want to hide it until I clarify my doubts.
Of course I could just move that part to a temporary file, ...
3
votes
1answer
74 views
`\DeclareMathOperator` at the beginning of a comment disables some link parsing
In a comment of the form $\DeclareMathOperator\a{a}$Here's a [link](http://mathoverflow.net) and [another link](http://mathoverflow.net) $\a$, neither link is ...
0
votes
0answers
77 views
Can I ask for advice or opinions about the choice of a variant of a theory?
Basically, I have 2 versions of a theory. This is like having two competing theories of complex numbers, one where $i^2=-1$ and the other where $j^2=1$ (hyperbolic numbers) or extending reals with $+\...
-8
votes
1answer
156 views
Is it allowed to use images for pasting math formula?
Is it allowed to use images to paste math formula in mathoverflow.net ?
I think this is high efficiency, and few people search math questions by LaTeX.
1
vote
1answer
80 views
Question visibility and reputation
I wonder whether the visibility of a post changes according to the user's reputation asking the question. Is it also known if a user's posts' visibility is affected by other actions, like having ...
25
votes
23answers
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 ...
11
votes
0answers
385 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 ...
4
votes
0answers
334 views
Question on topic for Mathoverflow?
My question, asked months ago, was well received. Now...
I'm wondering if this question is on-topic for MathOverflow:
Consider a semi-Riemannian manifold $\zeta^{2,2}$ with metric, $g=\frac{dxdy}{xy}+...
2
votes
1answer
220 views
Questions seemingly/apparently/ostensibly too elementary for overlfow
Well I don't really get notifications of flag responses sooo...
Nov 6 at 14:01 helpful - I suggest you take this up in meta; there is not enough space to answer here. But there are a number of ...
0
votes
0answers
90 views
Please help me improve my Q&A and possibly reopen certain questions
Prepare to downvote me. But don't think of not downvoting me just because I pre-emptively self-deprecated myself to put a show of humility. Just pretend I'm as arrogant as I may be perceived to be in ...
1
vote
0answers
59 views
Why is the ‘mathematical logic’ tag spelt [lo.logic]? [duplicate]
On MathOverflow, questions about mathematical logic bear the tag lo.logic, which has a synonym of logic.
Where did this lo.logic spelling come from? Why is it not ...